Pontiac 400 Bored 60 Over Cubic Inches

Part #: BP4002CTC1. 8 cubic inches. A four-bearing crankshaft was added, along with 6. It was 194 cubic inches (3. Over at Dodge, the smallest version of the Hemi was also bored to make 270 cubic inches. 25:1 compression and hydraulic lifters. 625, stock wrist pin size is. It's a nice setup that's bored. This over bore is done more to remove taper and scratches in the cylinder walls during an overhaul. 1994 - The first 500 + cu. In 60 GMC had its own V8 and V6. Since the engine was similar to the popular small-block V8 — now with a cast-iron block and displacement of 300 cubic inches, the engine was made cheaply at the same factory with much of the same tooling. Floors, truck, rocker from a donor car. 19 liters: C / Fuel and C / Gas: 306 to 372 cubic inches: 5. 8 l), with 140 horsepower. Olds High Port Head Pontiac - Race i was messin' with it some more tonight, and this is where its at so far, now it has a different shape on the floor/rudder, the port actually keeps climbing without the drop off, to a little over 400cfm with a small flow-ball in front of the rudder, which is also pretty small, so it will need some more shaping work done to get it just right, i think. What is a 455 Pontiac engine boreed 60 over? Asked by Wiki User. It was the only large V8 engine available for the intermediate-sized A-body Buicks due to the GM cubic inch limit restriction in effect through 1970. 6 cubic inches (7. In fact, you're not likely to find as distinctive a means of transportation that's nearly so well prepared for action. 00: Series 9000 Cast Cranks, Pro Stock I-Beam. giving the Plymouth a 400. In 1977 the 400-cubic-inch (6. The four-wheel independent suspension is fully adjustable and is tuned for the highest performance in the G8 family. 0 liters (5,038 cubic centimeters, 307. 267 inches x 3. 060 overbore will make 453 inches but it has been a while since i did the math. small block Chevy. The 400-cubic-inch (6. p losses downstream of the bellhousing are very significant. Hardly enough to increase performance any noticeable amount. 1965 Pontiac Catalina 2+2. 065!) and will usually weigh less than 500 grams!. Very rare). That was quickly followed by the 4. 030, stroke 3. 12 (340 cubic inches) Very unusual combination. Stock Bore: 4. So you get pedigree and freshness in one. 60 over with old school TRW L2394 pistons , 7f6 heads , comp cams hydraulic flat tappet cam , torker 1 intake and a 850 Holley , msd ignition. This kit adds an incredible 100 cubic inches to your 400 "B" block, and ends up with some of the lightest components available for any stroker combination! The pistons included with this kit are only about 1. 60's @ Budds Creek Maryland-Tony Gillig. 350 smallblock chevy 60 bore over how much horsepower? Update : the heads is 3890462 camel hump,the cam is lunati (40146). And today, the car rolls as uniquely familiar Americana that's easy to live with and even easier to look at! Hoist the hood and you'll find 400 cubic inches of dressed Pontiac go! That stout mill commands a tough Legend Gear & Transmission 5-speed. Or just read your car's brochure and save yourself the mother of all headaches Are you all over your car's cc measurements? Tell us in the comments below. Naturally, the center and focus of Pontiac's operations is Detroit, the strongest British post west of Niagara. 19 liters: C / Fuel and C / Gas: 306 to 372 cubic inches: 5. Rod = Rod Journal size, inches. 0:1 compression ratio. The Pontiac 400 cubic inch motor (made between 1967 and 1979) is still a great platform for a high performance daily driver. Find Pistons 4. It weighed 4,285 lbs. 400 CUBIC INCH ENGINE PONTIAC,CHEVROLET HAT PIN ,LAPEL PIN ,TIE TAC. 5 horsepower per cubic inch. The results of this recycled-power project are pretty impressive when it's dyno time. Production - 34,446 - 1973 (Made only in 73-74-75. pontiac 428 390 hp, There is a wide variety of complete engines available for Pontiac cars and trucks, increasing the odds youll find that Pontiac 400 engine for sale. per cubic inch 420 = 2662 + Over 420 add 2. 56 inches x 3. 4 cu in (6,561 cc). 060 and you get: 4. 75-inch stroke 400 cousin and it didn’t take long for builders to grind the main journals on a 400 crank down to the 350’s smaller journal size, stuff it in a 0. 5 liter V8 making a purportedly undervalued 360 horsepower. Not to worry about that my line of reasoning is that a 400 is a bored out 389 11 cubic inches difference. If you're lucky enough to find a good 400 std bore block, buy a good forged parts,. 099 cubic inches. If this answer is helpful please click ACCEPT. 3400-7000 rpm solid carb-830 cfm double pump(hly-0-9381) edelbrock victor jr intake. Bore and stroke was 3. New listings: WHOLESALE LOT! OPEN TO PUBLIC! CARS TRUCKS SUV'S MINI VAN & MORE! - $111 111 (Little Falls), 1932 Ford Steel Original Henry Chopped 5 window Coupe - $29 750 (Houston Tx). 040 over = 367. 625-inch cylinder centers, 4. Bore & stroke (in / mm) 3. pontiac 428 390 hp, There is a wide variety of complete engines available for Pontiac cars and trucks, increasing the odds youll find that Pontiac 400 engine for sale. 387, then dividing by 1,000 and rounding to the nearest tenth. Jun 18, 2008 #2. In terms of bore diameter, there is not much room to go more than 30 over, although a sonic tester can find blocks good for as much as 60 over. 6 cubic inches (7. Kits available with compression ratios ranging from low to high, making it a good fit for many applications. Proven in battle these heads reigned supreme for over half a decade and would currently be an excellent choice for Top Sportsman competitors and can easily support powerplants up to 800 cubic inches. In the 1968 Pontiac GTO, the 400 cubic-inch V-8 was tuned to deliver 360 horsepower and 445 foot-pounds of torque, or pulling power. As you know G8 GXP gets the goods from our favorite. Over the winter of 2017-2018, Ausmus and Bischoff moved to an upgraded AllPontiac IA2 block. Bore and stroke of 3. 030 over = 365. A unit of measurement for volume. small block Chevy. A series of W30 options available on the 442 would do nothing but enhance the reputation of the car as the years passed. In 59 they again used the same block as Pontiac, but only bored it to 3. The standard engine for 69 was the Turbo-Thrift 230 straight-six 230 cubic inch (3. Since there are 16. 's compression ratio was increased to 10. 5-inch stroker crank. 1967 and up valve covers were redesigned to clear the new valvetrain geometry. This head is designed for Pro Stock and similar all-out racing engines which range in displacement from 450 to 600 cubic inches. Or you can order our extra-cost H. 7 inches / 1,592 mm) and rear (63. The economy engine used a two-barrel carburetor rather than the Rochester Quadrajet and was rated at 265 hp (198 kW) at 4,400 rpm and 397 lb⋅ft (538 N⋅m) at 3,400 rpm. and cost $4,400. The Pontiac 400 cubic inch motor (made between 1967 and 1979) is still a great platform for a high performance daily driver. 0:1 Pistons: Cast aluminum (currently Speed-Pro forged aluminum) Connecting rods: Cast ArmaSteel Crankshaft: Cast. It was marketed by Pontiac as a 350, just like the original 326 was called rather than its true size of 325. The high-compression 260-hp 326 two-barrel V-8 was dropped, and the H. Displacement is given in cubic inches, liters and CCs. 62" ('99-later "LQ4" 6. Cylinder heads: Pontiac cast-iron #6X, 93-cc combustion chambers, 2. This is a very nice 1966 Pontiac GTO 2 Dr hardtop that is powered by Pontiacs famous '67 400 cubic inch engine and a '66 Pontiac Tri-Power carburetor set up. 501 cubic inches and over: 8. 6L, Ford 347 stroker, small. 5 L) displacement with a bore and stroke of 3. The transmission is a TH400 with a 10-bolt rear diff. Sell a classic car Pontiac Bonneville. 70 Ford Mustang 200 Cubic Inches Air Cleaner Decal Part Dozf-9c611-d. Lauderdale Showroom - Currently 29 to pick from. 25 crank, ARP studs in mains, Eagle H beam rods, Ross forged pistons, Ferrea pins. per cubic inch 520 = 3039 + Over 520 add 2. In highly tuned 421 cu. pontiac 428 390 hp, There is a wide variety of complete engines available for Pontiac cars and trucks, increasing the odds youll find that Pontiac 400 engine for sale. To find out what an engine measured in cubic inches measures in liters, reverse the process. By 1971, a 455 cubic inch with 335 hp was optional, and the GTO was once again demoted.  Forge crank shaft 10 under. Jun 18, 2008 #2. 1977 Pontiac Trans Am Additional Info: Factory 4 Speed Pontiac Trans Am - HURST Shifter. 0L engine displacement, when converted to cubic inches as is more common to some, comes out at 364 cubic inches. 1 seconds, and a tuned stock model was timed at 144 mph on the Salt Flats. The ohc6 was based off of Chevrolet’s 230 cubic inch L-head six-cylinder engine but nearly all components were either modified or of a completely new design. This little 9. Pontiac also says you can't install big valve heads on a small bore 3. 8 liter) V6 as the base engine. The combination to get a 383 is to bore the block 30. In 59 they again used the same block as Pontiac, but only bored it to 3. 152 inches and the stroke to 4. 6 liter) V8 or the Pontiac 400 (T/A 6. The V8 engine was bored out to 370-cubic inch displacement, and achieved 310 SAE gross hp at 4800 rpm and 400 lb. 14) x 8 cylinders = 402 cubic inches. 250" stroke to produce 461 cubic inches from a Pontiac 455 engine. Fresh rebuilt Pontiac 400 bored. Based on production block and heads, this combination provides plenty of power with quality bottom. Confirm original displacement. L-head Straight 8. Building a 302-inch small-block to produce 400 hp is really no big deal, but doing it for. So you get pedigree and freshness in one. 60 over, and given the right go-fast goodies. 1 seconds, and a tuned stock model was timed at 144 mph on the Salt Flats. 030 over bore piston hole will make 447 inches. 060 inch overbore (pushing it to a total of 4. Luckily for us, with this 388 we wanted to take it to a 4. A short stroke relative to bore size is beneficial because of less piston drag. The 455 V-8 was relegated to history as America celebrated its Bicentennial and its 400-cubic-inch relative held on until 1980 when the Pontiac 301 and GM 305 V-8 were the largest available Firebird Trans-Am engines. 72 inches) to get closer to the stated 326 cubic inches, thereby keeping total size under GM's 330-cu. The G8 GXP takes the G8's responsive driving experience, refined passenger environment and aggressive good looks to a new level. Stock Bore: 3. Not to worry about that my line of reasoning is that a 400 is a bored out 389 11 cubic inches difference. Watch; S p o n s o r e d. Stock Pontiac 400 Specs: 400 standard bore is 4. 125-inch bore and 4. Lauderdale Showroom - Currently 29 to pick from. Duttweiller External Oil Pump system kit with remote oil filter system. 1 cubic inches. 8 l), with 140 horsepower. The interference fit of bearings with an initial interference fit of 0. General Motors placed a corporate maximum of 400 cubic inches in their intermediates, but Buick just shoehorned their existing 401 cubic inch fullsize car engine into their Skylark to create the Buick Skylark Gran Sport. Pontiac V-8 block with a bore diameter of at least 4. Join millions of people using Oodle to find unique used cars for sale, certified pre-owned car listings, and new car classifieds. Part #: BP4002CTC1. bore) with tapered chevy "Tool Type pins". V8 (1956) For 1956 the V8 was bored out to 3. It makes for a strong-running V8 that makes a sweet tune out of the dual. 750, stock rod length is 6. You now have pistons that weigh more, a larger circumference piston and rings create more friction too. Building a 302-inch small-block to produce 400 hp is really no big deal, but doing it for. There are engine assemblies for specific Pontiac models like the Trans Am, Firebird, Grand Prix, and many more. 030″ over-bore 318 block, this makes a 349-inch engine (a poor-man's 340 with up-graded heads). 038 inch Firing Order 1-8-4-3-6-5-7-2 Idle Base Engine: 600 RPM (Automatic: 550 RPM). As a result, the U. The standard V-8 was the 200 HP Turbo-Fire 307. 267 inches x 3. There are engine assemblies for specific Pontiac models like the Trans Am, Firebird, Grand Prix, and many more. The 400 cubic inch V8 engine on this beautiful piece of Detroit Muscle was fully rebuilt from top to bottom with around 100 miles on it. 60 over with flat top pistons and high volume oil Pump. 25:1 compression and hydraulic lifters. also would there be any over heating issues with using a 4 core rad. 14) x 8 cylinders = 402 cubic inches. Bore Size: Description: BUC-01: 3. 's compression ratio was increased to 10. It was the 301-, 305-, 350-, 400- and 403-cid V8s for the next several years, but in 1980 all engines over 350 cubic inches were dropped and a new 265-cid V8 was optional in Firebird, LeMans, Grand Prix, Catalina and Bonneville models. We carry stroker kits and engine rotating assemblies for a large array of applications, including first-generation small block Chevy, Chevy 383 stroker, GM LS1/LS2/LSX, Ford 302 and 4. Don't miss what's happening in your neighborhood. 50-inch rod journals, the engine was fitted with a specially-prepared cast crank fitted with SAE-1140 forged steel rods, forged 10. 00: 30 over: 4. 64-66 Ford Fairlane 289 Cubic Inches 2bbl Air Cleaner Decal. 9375", increasing displacement to 316. 200-inch stroke. 75 inch stroke. Bored, honed and decked. 00" stroke (1970-1972) Caveat: Some engines were used in other models before 1962 as well as Chevelles and other GM models after 1972. 3-liter V8 was built by Oldsmobile. All pre-1968 engines had a forged steel crankshaft. Pontiac offered the 389 engines in a wide variety of horsepower ratings. A hot rod in the true sense of the word will be 1 HP per cubic inch. Find Pistons 4. The maximum bore size is 4. Building a 302-inch small-block to produce 400 hp is really no big deal, but doing it for. To determine the compression, three things about the engine must first be known: block height, connecting rod length and crankshaft stroke length. Stock stroke is 3. 3 mm) bore to comply with GM's. Mar 6 I'd look at super chevy a bit they do a lot of buget sbc builds. 120, stock stroke is 3. 60 over with old school TRW L2394 pistons , 7f6 heads , comp cams hydraulic flat tappet cam , torker 1 intake and a 850 Holley , msd ignition. 0 seconds • 706 Cubic Inch grand prix gt. 75-inch bore and 3. 72″ creating a true 326. Pontiac typically changed engine sizes by modifying the internal workings instead of the outward size, so many of. Because of the longer stroke, these kits will have more torque and balanced power than stock. Please provide a valid price range +$23. and cost $4,400. 030 over bore would make the bore 4. engine air flow rate - cubic feet per minute: CID = engine displacement, size or volume - cubic inches: RPM = engine speed - revolutions per minute: NOC = number of cylinders: BORE = length: STROKE = length: HGV = head gasket volume: HGCT = head gasket compressed thickness: PDV = piston deck volume: DPD = deck to piston distance: VPD = volume. Year: Engine: Carb: Bore and Stroke: Piston Dis place ment Cubic Inches: Com pres sion Ratio (Stan dard) Maximum Brake H. If you're really lucky, maybe your classic Pontiac has the 368-horsepower tri-power option Super Duty 389 cubic inch Trophy Motor. The 400-cubic-inch (6. 250 inch to accommodate the 3. 12 inches, 104. 060" to the 4. It makes for a strong-running V8 that makes a sweet tune out of the dual. The 455 V-8 was relegated to history as America celebrated its Bicentennial and its 400-cubic-inch relative held on until 1980 when the Pontiac 301 and GM 305 V-8 were the largest available Firebird Trans-Am engines. See Answer. 5 horsepower per cubic inch. Named after a nationally syndicated TV show on ABC at the time, the GTO Judge had all the bells and whistles any self-respecting gear head wanted. 84 cubic inches. 11 liters to 7. 1967 Pontiac Le Mans Additional Info: Newly up for sale is a 1967 Pontiac Lemans Convertible with 47,000 believed miles. 5 liter but unleaded gas and smog laws started to cut into its power. 0 cubic inches) 5. 25:1 compression and hydraulic lifters. giving the Plymouth a 400. Hey guys , just wanted to throw in my 2 cents. 77" exhaust valves. 25-inch bore. This was the quality built 261 cubic inch six cylinder!. 1416), divided by four, multiplied by the bore (4. The 1979 cars with a 400 had an engine produced in 1978. 00 inch stroke. Part #: BP4002CTC1. Pontiac certainly covered all the other bases for performance in this era of straight line speed, though. 698 cubic inches. Crain rocker, roller cam shaft and lifters with a 510 lift. 875 inches and has a stroke of 3. Don't bore a 400. 75-inch bore and 3. Our "excuse" is my successful research and development. 5 liter but unleaded gas and smog laws started to cut into its power. 5:1 rockers. 274 Cubic Inch. Rod = Rod Journal size, inches. The Ram Air engine could achieve zero to sixty in 5. Cylinder heads: Pontiac cast-iron #6X, 93-cc combustion chambers, 2. The 400 is a bored out 389, which had been in use for a few years. The V-8 Reaches Production. Engine has been set back more than 10 inches into the firewall. 750, stock rod length is 6. At the start of the 1970s, the 400 V8 generated more than 300 horsepower. Displacement is given in cubic inches, liters and CCs. Over at Dodge, the smallest version of the Hemi was also bored to make 270 cubic inches. 040 over = 367. 25-inch-dimeter main journals of the new crankshaft with a 4. It was a smashing success, so Pontiac decided to turn it into it’s own model in 1964. 0 cubic inches) Bore x stroke 3. The largest cubic inch production small-block was produced in 1970; it sported 4. ACR44TS (350 Cubic Inch Base Engine) ACR43TS (350 Cubic Inch LT1 Engine) ACR43TS (454 Cubic Inch LS5 Engine) ACR44XL (454 Cubic Inch LS6 Engine) Spark Plug Thread 14 mm. As the large-main-journal Pontiac engines found in Pontiac’s full-size cars evolved from 421 to 428 and, finally, 455 cubic inches, Pontiac still went with the well-rounded 400 as its go-to muscle car mill. Pontiac introduced the 400 cubic inch V-8 in performance oriented cars in 1967, and continued to make the engine available through 1979. 060 over - posted in Performance Modifications: Dropped in my lap was (2) 455's one with. In 60 GMC had its own V8 and V6. Pontiac's 428 grew to 455 in 1970 by increasing bore size. Entry for bore and stroke is in inches. of torque at 3400 rpm with a top speed of more than 130 mph. 7 inches / 1,592 mm) and rear ( 63. Stock Bore: 3. Named after a nationally syndicated TV show on ABC at the time, the GTO Judge had all the bells and whistles any self-respecting gear head wanted. The 400-cubic-inch (6. 2 L) in size and produced 50 hp (37 kW). A new 301 (4. limit for intermediate cars. 00" stroke (1970-1972) Caveat: Some engines were used in other models before 1962 as well as Chevelles and other GM models after 1972. JEP 173583 makes 357 cubic inches with a bore of 4. Because of thicker cylinder walls, good 283 blocks from 1957 can be bored as much as 0. 7 seconds, and a quarter-mile time of 13. Divide CCs by 1,000 to get litres. The G8 GXP takes the G8's responsive driving experience, refined passenger environment and aggressive good looks to a new level. Don't miss what's happening in your neighborhood. The other group of small blocks is the 360 A-engine and the 5. it's big on torque and runs superbly. 64, or 510 cubic inches. 77" exhaust valves. 0 mm) stroke. 5 horsepower per cubic inch. To cut the energy loss this move involved, long hours were spent. 040 over = 367. Watch; S p o n s o r e d. 387 to get the final result. 6 liter) V8 or the Pontiac 400 (T/A 6. Multiply your bore size in inches times the value on the table (to convert metric bore to inches, divide your metric bore x 25. A good 350 head, which is widely regarded for good flowing valve sizes in relation to displacement, can use intake/exhaust sizes of about 1. It used a wide 4. 65 inches Compression ratio 12:1 10:1 12:1. 14) x 8 cylinders = 402 cubic inches. Other published claims put the 303 SCCA version up at 430 hp, the 366 NASCAR version at 585 hp, and the 400 street version as high as 500 hp. To cut the energy loss this move involved, long hours were spent. It's hard to argue with the performance of Pontiac's potent 400 cubic inch V8. This 2009 model will join the Solstice, G6 and Torrent GXP models in Pontiac dealerships in late 2008. You should have heard their excuses. DCI 400-455 is DCI’s most popular crate engine. (by Bill Hanlon) From 1955 through 1959 small (less than 2 ton) GMC trucks with gasoline V8s were equipped with Pontiac V8s. See Answer. Motors in the same table row generally have a common origin and similar development. The standard engine for Bonneville was Pontiac's new 301 cubic-inch V8 rated at 135 horsepower (101 kW) and optional engines included a 170-horsepower 350 or 180-horsepower 400 cubic-inch V8. 700″ HYPER: 4. The 400 V8 was new to the Pontiac lineup for 1967, essentially it was a 389 CID V8 that had a. 030" over 400. That was quickly followed by the 4. View 1965 Pontiac Catalina 2+2 Listings. 000 based bore. 5 horsepower per cubic inch. 7 mm) for a total displacement of 400 in³ (6. Some engines may work for more than one model of Pontiac car. The engine was bored “. Check out 1965gto 1965 Pontiac GTO in Chesterfield Twp. 250 inches, though most stay safely around 4. 0 cubic inches) 5. 000 (= diameter, so the radius = ½ of that, or 2. Don't miss what's happening in your neighborhood. Which means that this induction system, combined with a higher output. 040 over = 367. of torque at 3400 rpm with a top speed of more than 130 mph. If it's actually a 350, and it's only been bored a total of. The Pontiac GTO came upon the scene in 1963 as an option package for the LeMans model. 9L Magnum which use large main bearings. 60 over with a mild competition cam and hardened valves and seats. See Answer. The Chevy inline six was dumped for a Buick 231 cubic inch (3. The V8 engine was bored out to 370-cubic inch displacement, and achieved 310 SAE gross hp at 4800 rpm and 400 lb. The exhaust port uses a typical roundport exhaust header, but the port can be milled away for applications that require the additional clearance. I will norn do a 1/8 or a 1/4 block fill on a. also would there be any over heating issues with using a 4 core rad. 030-over 400 block, you end up with a standard bore 455 on 3-inch mains. The Pontiac GTO came upon the scene in 1963 as an option package for the LeMans model. The 455 V-8 was relegated to history as America celebrated its Bicentennial and its 400-cubic-inch relative held on until 1980 when the Pontiac 301 and GM 305 V-8 were the largest available Firebird Trans-Am engines. 7 mm) for a total displacement of 400 in³ (6. All pre-1968 engines had a forged steel crankshaft. 00: 30 over: 3. 25) / 4) X 3. Mar 6 I'd look at super chevy a bit they do a lot of buget sbc builds. 71875 inches (usually rounded to 3. 77" exhaust valves. 030 over bore would make the bore 4. Wiki User Answered 2012-10-20 22:21:53. High performance Icon Pontiac 455 forged pistons are premium quality pistons that are available for a very reasonable price. Maximize your budget with a standard, all-in-one rotating assembly or maximize displacement with a cubic inch-enhancing stroker kit. The spent fumes are expelled through a pair of Hooker long-tube headers with a flanged 2-inch H-pipe and 3-inch diameter tubing. To determine the compression, three things about the engine must first be known: block height, connecting rod length and crankshaft stroke length. 935 : 389 CU. This little 9. CHEVY SMALLBLOCK V-8 BORE AND STROKE LIST (6. So you get pedigree and freshness in one. ) Bore x stroke: 4. 78" giving 336. The consignor claims the full setup is rated at 400+ horsepower and 400 pounds of torque. 060" unless you do a half fill with block filler. Lauderdale Showroom - Currently 29 to pick from. 1969 Pontiac GTO at my school's car show. A new 301 (4. 455 and 400 does. Pontiac was already over on the Tempest V-8, so Pontiac engineering decreased the bore on the Tempest V-8 to 3. 000 (= diameter, so the radius = ½ of that, or 2. The 421 used the same 4. If you change the stroke from the stock. The ohc6 had a bore of 3. The economy engine used a two-barrel carburetor rather than the Rochester Quadrajet and was rated at 265 hp (198 kW) at 4,400 rpm and 397 lb⋅ft (538 N⋅m) at 3,400 rpm. Find Pistons 4. 125-inch bore with a 3. limit for intermediate cars. The makes and models of these cars were a lot more recognizable then and I think more fun to watch. L-head Straight 6. “It allowed us to make the bore a little bigger and it allowed us to go from 565 cubic-inches to 570 cubic-inches, open the small valves of the Pontiac, optimize the tune and spin more rpm,” said Ausmus. The engine was bored “. bore) with tapered chevy "Tool Type pins". 5:1 rockers. 625 in compared to the SB Chevy 5. 0 L) with a bore and stroke of 4. The simple answer is a 468. 00 inch stroke. 625, stock wrist pin size is. It was 194 cubic inches (3. Pontiac offered the 389 engines in a wide variety of horsepower ratings. 75 inch crank, pistons, and rods, and with proper balncing and assembly there's absolutely no reason you can't rev a 406 to. Speed was king, and Pontiac was often on the top of the hill knocking off all comers. Formula: Pi (3. I would round it off to 406 cubic inches. And to make it go, our 1969 Trans Am packs a huge 400 cubic-inch L74 V8, breathing through a big Rochester 4-barrel carburetor, that’s fed by Pontiac’s hood-mounted Ram Air system. Kits available with compression ratios ranging from low to high, making it a good fit for many applications. 500" connecting Rods JE Pistons (Std. 11 liters to 7. 31) / 4) X 3. 030 over bore piston hole will make 447 inches. The LS2 was rated at 400 horsepower at 6000 RPM, while rated torque is 400 lb-ft at 4400 RPM. 251" bore x 4. 141592654 X 3. In 1964 the new GM intermediate were to come out. Tick installed Eagle's 3. I could go on about things done with this engine. The engine was blueprinted and balanced. 123 : 60 over: 4. Optional engines included two versions of the 326 cubic-inch Pontiac V8 introduced the previous year, a two-barrel 250 horsepower (190 kW) regular fuel option; or the 280-horsepower 326 HO engine with four-barrel carburetor and. 7 mm) for a total displacement of 400 CID (6. 9: 883: Iron Sportster 1972-1985: 3. Some engines may work for more than one model of Pontiac car. The interference fit of bearings with an initial interference fit of 0. 5 liter but unleaded gas and smog laws started to cut into its power. A significant influence on the muscle car era due to its fastback rooflines and flowing sheet-metal design, the Pontiac Catalina came with a 2+2 performance package boasting a 421-cubic-inch V8 engine capable of 338 horsepower. Standard Catalina engines for 1967 was a two-barrel unit rated at 265 horsepower with three-speed manual transmission or 290 horsepower with Turbo Hydramatic. 501 cubic inches and over: 8. Let’s face it, even though you appreciate fancy digital car technology, part of you yearns for the more primitive and powerful era when classic American muscle cars prowled the streets like predators on the hunt. The optional engines (excluding Super Sport models) included the 155 hp Turbo-Thrift 250 straight-six. 700″ HYPER: 4. Hi, If i recall right,350 Pontiac doesen't use same block as 400. Bored, honed and decked. ) Bore x stroke: 4. The LS2 was rated at 400 horsepower at 6000 RPM, while rated torque is 400 lb-ft at 4400 RPM. Other published claims put the 303 SCCA version up at 430 hp, the 366 NASCAR version at 585 hp, and the 400 street version as high as 500 hp. Part #: BP4002CTC1. The ohc6 had a bore of 3. 60 over with flat top pistons and high volume oil Pump. Duttweiller External Oil Pump system kit with remote oil filter system. GMC trucks in 55 and 56 used Pontiac V8's. Request a Custom Engine Quote. This era-correct V8 was completely rebuilt, bored. 72 inches) to get closer to the stated 326 cubic inches, thereby keeping total size under GM's 330-cu. More listings are added daily. 66-inch valves Displacement: 400 cubic inches (currently 412-cu. To cut the energy loss this move involved, long hours were spent. Both the Gen III and Gen IV 6. The maximum bore size is 4. The 194 was shared with Chevrolet and GMC trucks for 1935 and 1936. 2 L) in size and produced 50 hp (37 kW). Pontiac engines utilize the same block from the 326 all the way to the 455. Engine is a Pontiac 400, bored and stroked to 467ci with Jim Butler Performance balanced stroke kit. Stock Bore: 3. (7,481 cc) in 1970. Multiply your bore size in inches times the value on the table (to convert metric bore to inches, divide your metric bore x 25. The V8 engine was bored out to 370-cubic inch displacement, and achieved 310 SAE gross hp at 4800 rpm and 400 lb. Simplest math motor EVER!! Given 4" bore x 4" stroke x pi (3. 31) / 4) X 3. Over at Dodge, the smallest version of the Hemi was also bored to make 270 cubic inches. The Quadrajet saw expanded use onto a wide variety of 1966 Chevrolet V-8 and Buick 400 and 425 V-8 cubic-inch engines in 1966. Main = Main journal size, inches. 200-inch stroke. giving the Plymouth a 400. 72" bore to 3. Very rare). 30 over, upgraded to a mild cam, built with high-compression pistons, and topped with a four-barrel carburetor. Mar 6 I'd look at super chevy a bit they do a lot of buget sbc builds. And today, the car rolls as uniquely familiar Americana that's easy to live with and even easier to look at! Hoist the hood and you'll find 400 cubic inches of dressed Pontiac go! That stout mill commands a tough Legend Gear & Transmission 5-speed. By 1971, a 455 cubic inch with 335 hp was optional, and the GTO was once again demoted. The 400-455 is pump gas friendly for the mild daily driver. It weighed 4,285 lbs. 125 bore, so we have over 200 thousandths we need to take out anyway. Moldex Crankshaft (3. 030-over 350 block. 030 over bore would make the bore 4. 029") larger in 71 for 400. Spark Plug Torque 25 lb. Compared to the 351C block, the 400’s deck height is over 1" taller (10. This is a very nice 1966 Pontiac GTO 2 Dr hardtop that is powered by Pontiacs famous '67 400 cubic inch engine and a '66 Pontiac Tri-Power carburetor set up. 030 over inches: metric: bore: Not affiliated with Pontiac or General Motors. 75"), and the 400 uses longer connecting rods (6. 8-inch (2915 mm) wheelbase with wide front ( 62. 6/400, 351 Cleveland - If I bore my 400. This over bore is done more to remove taper and scratches in the cylinder walls during an overhaul. 7 seconds, and a quarter-mile time of 13. The standard engine for 69 was the Turbo-Thrift 230 straight-six 230 cubic inch (3. 967 L, or 364. The 400 achieves its additional 49 cubic inches of advertised displacement with a 4. Optional engines included two versions of the 326 cubic-inch Pontiac V8 introduced the previous year, a two-barrel 250 horsepower (190 kW) regular fuel option; or the 280-horsepower 326 HO engine with four-barrel carburetor and. Some engines may work for more than one model of Pontiac car. 030˝ over for 462 cubic inches. 7-liter, V-6 EcoBoost Engine that also continues to make 325 horses and 400 pound-feet of torque. Over at Dodge, the smallest version of the Hemi was also bored to make 270 cubic inches. The 455 powered the Pontiac GTO and Firebird. 66 inches x 3. Building a 302-inch small-block to produce 400 hp is really no big deal, but doing it for. 25 crank, ARP studs in mains, Eagle H beam rods, Ross forged pistons, Ferrea pins. 000 in (101. These consisted of two Inline Six cylinder configurations and six V-8 configurations. 155 Block Chevy Cubic Inch 383 Rod Length 6. 901 cubic inches. 75 X 8 = 425. 6 mm) for a total displacement of 400 cu in (6. 75-inch stroke of the 389, but increased the bore from 4. 060-over, to 4. 351 in (110. The exhaust port uses a typical roundport exhaust header, but the port can be milled away for applications that require the additional clearance. Cubic Inch Style Year Produced Bore Stroke; 223. Main = Main journal size, inches. Common V8 Bore Center Distances The data below reflects the spacing of cylinder bores in the engine block cylinder bank. It's a nice setup that's bored. Edelbrock Heads + intake with. In reverse flow, cooled water from the radiator passes first to the cylinder heads, which are the hottest parts of the engine, and then to the cylinder block which is the coolest portion of the engine. Naturally, the center and focus of Pontiac's operations is Detroit, the strongest British post west of Niagara. It's a nice setup that's bored. 25-inch-dimeter main journals of the new crankshaft with a 4. Mar 6 I'd look at super chevy a bit they do a lot of buget sbc builds. (7,481 cc) in 1970. 3: 1-92300 $661. 7 liters (2,700 cubic centimeters, 165. Available Combinations for the 351 Cleveland base are 351, 383, 393, and 408 cubic inches in the conventional 4. !) We hear a lot of excuses from other Pontiac engine builders. Join millions of people using Oodle to find unique used cars for sale, certified pre-owned car listings, and new car classifieds. Car and Driver tested a Catalina 2+2 and recorded a top speed of over 130 mph and a 0-60 time of just 3. 120" tall (that's barely more than half the height of a stock 440 piston at 2. The main journal bore grew by 0. cid = engine cubic inch displacement, in 3 Bore & Stroke are in inches. 12 inches, 104. The ohc6 was based off of Chevrolet’s 230 cubic inch L-head six-cylinder engine but nearly all components were either modified or of a completely new design. 6 mm) bore and 3. A 350-cubic-inch engine converts to 5. 901 cubic inches. Most Chevy V8s, Chrysler V8s and some Ford, Buick, Olds and Pontiac V8s are in the database as of this time; not all are covered but the most popular are in place. 491 E lift @ 1. POWERTRAIN Under the hood is a YD (0605408) coded 400-cubic-inch V-8 that has not been dyno-tested but has an attitude that wants to go. Featuring a Pontiac 400 cubic inch block stroked to 455 cubic inches, this authentic Pontiac stroker is perfect for street and strip use. 21 liters and over: A / Fuel and A / Gas: 440 to 500 cubic inches: 7. 099 cubic inches. per cubic inch 440 = 2714 + Over 440 add 2. 155 Block Chevy Cubic Inch 383 Rod Length 6. 19 liters: B / Fuel and B / Gas: 373 to 439 cubic inches: 6. 905 : 60 over: 3. 1998 - The first GM powered Pro Stock car to run in the 6. The 400 cubic inch V8 engine on this beautiful piece of Detroit Muscle was fully rebuilt from top to bottom with around 100 miles on it. 030 over bore would make the bore 4. a Ford 400 had a 4 inch bore and 4 inch stroke. This helped bring the stated horsepower up to 185 horsepower (from 162) for the single carburetor version. 200¨ raised the bar to support well over 800 cubic inches of displacement. Displacement is given in cubic inches, liters and CCs. 14159 cylinder volume = 3. The six V-8 configurations included 350 cubic inch, 400 cubic inch, and a 428 cubic inch. 251" bore x 4. Part #: BP4002CTC1. This would be a good time to install 4 bolt caps. 25-inch bore. 12 (340 cubic inches) Very unusual combination. 400 CUBIC INCH ENGINE PONTIAC,CHEVROLET HAT PIN ,LAPEL PIN ,TIE. This stroker combination uses a 4. Building a 302-inch small-block to produce 400 hp is really no big deal, but doing it for. For the 455, Pontiac expanded the cylinder bore to 4. Page 4: Find 1968 Pontiac Firebird Classic Cars for Sale on Oodle Classifieds. Fact was and the fact is - It was a 350 cubic inch engine thumping a 474 cubic inch stroker engine. Someone also posted on here that a SBC350 would overheat if bored over +. 0025-inch interference fit, the rate of bore growth slows significantly with accumulated mileage. And today, the car rolls as uniquely familiar Americana that's easy to live with and even easier to look at! Hoist the hood and you'll find 400 cubic inches of dressed Pontiac go! That stout mill commands a tough Legend Gear & Transmission 5-speed. 6) engine under their shaker hood. 1972 pontiac 400 bored 60 over ported heads 455 crank my first full build. Maximize your budget with a standard, all-in-one rotating assembly or maximize displacement with a cubic inch-enhancing stroker kit. 65in), and multiplied by eight (cylinders), which works out to be 426. This year also saw De Lorean leaving the post of general manager to accept a similar position at GM's Chevrolet division. The 400-cid Gen 2 Rocket V8 was the second tall-deck big-block Olds engine and was offered in two versions The early 400s of 1965-‘67 used a slightly oversquare bore and stroke for an overall displacement of 399. View 1965 Pontiac Catalina 2+2 Listings. Spark Plug Torque 25 lb. You should have heard their excuses. 400 small block chevy bored. 25-inch bore. Pic of the 455 ready for the swap Specs 455 bored 40 over decked and line bored Crank turned and balanced. 9 cubic inches instead of Pontiac's 389. 875-inch bore and 3. 030 over bore would make the bore 4. 2L V-8 that produces in excess of 400 horsepower. 75 in and stroke increased to 3. A significant influence on the muscle car era due to its fastback rooflines and flowing sheet-metal design, the Pontiac Catalina came with a 2+2 performance package boasting a 421-cubic-inch V8 engine capable of 338 horsepower. 098" rod)(actually totals 346 cubic inches) 364 = 4. 060 over - posted in Performance Modifications: Dropped in my lap was (2) 455's one with. That was quickly followed by the 4. Hi, If i recall right,350 Pontiac doesen't use same block as 400. All pre-1968 engines had a forged steel crankshaft. 57 thru 59 used Pontiac 336 and 347 cubic inch. This engine was built when the odometer read 19000 miles. Joined: Dec 4, 2007 Location:. 31) / 4) X 3. All that lovable charm was carefully sealed in energetic Orbit Orange two-stage. This engine has a bore and a stroke of 4. The HorsePower guys prove that by extracting a 400 from a junkyard, machining the block and rebuilding it on a two-thousand dollar budget. 060) 389 with 4.