1970 oldsmobile 455 engine specs

The result was the 1970 Pontiac GTO 455, which was stuffed with a beefy 455 HO V8 long-stroke engine. 9-1 compression, big valve Ga heads. 1970 Oldsmobile Cutlass$64,995. The 1970 W-30 featured a 455 cubic inch 370 HP engine. Engines making 450-500 hp should use studs and Mondello's straps on 2.3, main-bearing taps. Oldsmobile enthusiast know the difficulty of finding quality information about their engines. 1970 Oldsmobile Toronado GT specs, 0-60, quarter mile, price, top speed, engine specifications, pictures, updated April 2022. fastestlaps. In fact, the engine actually weighed close to 150 pounds less than the legendary 454 big block that Chevy used. Oldsmobile Engine Decoder 1964-65 V6 (Buick) engines, the engine codes are found on the right- ... 455 V8 390 4-BBL AT 10.501 QE(Hurst/Olds) l969 ENGINE HP CARB. There was two 455 engines that could be had in the Delta...455 2 barrel 310 h.p. This list of Oldsmobile cars can be sorted by year, model name, engine capacity, kerb (or curb) weight, horsepower (bhp) and carbon dioxide (CO₂) emissions. 1970 Buick GSX Stage 1. 1970 olds toronado gt 455 rocket engine for sale on ebay w34 rebuilt 400 hp. The other is early 70s 455. 1970 Oldsmobile Ninety-Eight Luxury Sedan Rocket 455 V-8 365 hp Turbo Hydra-Matic (aut. Specifications The bore and stroke (the size of cylinder and the distance it moves) was 4.126 and 4.25 inches through most of the life of the engine. Engines making 450-500 hp should use studs and Mondello's straps on 2.3, main-bearing taps. of torque stronger than the old W-32, standard, and the Automatic W-30 model had as strong a cam and 55 more cubes. Here is my scenario: 1976 CVX-20 with a 455 Olds. Stroke was then changed for 1968 increasing the cubic inches to 455. To accompany the freshly rebuilt heads we ran the factory crankshaft, Eagle forged rods, and SRP forged pistons. Posted March 10, 2004. 1970 455 W30 Dyno Results. All Oldsmobile Cutlass S 3rd-gen. Sports Coupe versions offered for the year 1970 with complete specs, performance and technical data in the catalogue of cars. In 1970, General Motors removed the limit altogether. Vehicles with Similar 21.55 HP/Weight Ratio. 455 OLDS TO Short-Block Olds big-blocks have only two-bolt main-bearing caps. Search Fixya. Not Yet Reviewed. The specs are 100% original except for a half point lower compression. The W-30 was an option of the Olds 442, while the W-31 was an option on the Cutlass. The hood, with molded-in functional scoops, was made of fiberglass and was 18 pounds lighter than the steel version. This particular car is powered by a 455 V8 that does have a mild cam to it as well, sounds great. 1970 Oldsmobile Cutlass Supreme SX with original #'s matching 455 engine block. Rated conservatively at 360 horsepower and producing a tremendous 500 pound-feet of torque, the 455 HO gave the GTO the powerful aggression needed to appeal to performance-minded buyers. Comp cams XE268H-10 cam (.485/.490 lift, 224/230 duration @.050, 110 lobe seperation). 455 timing/distributer specs. The motor has a knock (appears to be a rod knock) so the thing has to come out. 455 V8. The engine was based off of Oldsmobile’s 455 Rocket block design, although technically it was a one-off design, manufactured to accept Oldsmobile’s real 4 valves per cylinder special hemispherical prototype cylinder head. 29,329. This page details the rebuild process for the engine, hopefully the right way this time. Earn Summit Bucks on Powersports Parts You Need! For 1970, the internal GM ban was lifted and the 442 had as its new standard motor Oldsmobile’s big-block 455 cubic-inch V8 which was rated at 365 gross horsepower and a whopping 500 lb-ft of torque. COMP. Basically a double-domed Vista-Cruiser, its standard-equipment 350 cu. Turns out that was the first year of the 455, previously they were 425. Price: $3,000.00. The fastest muscle cars of 1970 represented the pinnacle year for performance during the muscle car era. 25,433 1970 Oldsmobile Toronados were built during the final year of the first generation cars. 1970 Olds Cutlass W-31 Specifications The engine code is 0521182 YH front of block and 9799140 on the rear of block. Head numbers need to be cleaned up in order to get a good reading. More sharing options... Back to the 1970 455. The engine code is 0521182 YH front of block and 9799140 on the rear of block. This engine produces a maximum power of 375 PS (370 bhp - 276 kW) at 5200 rpm and a maximum torque of 678.0 Nm (500 lb.ft) at 5200 rpm. They rated the standard issue 455 at 350 HP and the high-performance stage I version at 360 HP. The 455 delivered a longer stroke than the 425 (4.25 inches) while sharing the same bore (4.126 inches). 1970 Olds Cutlass W-31 Specifications If original front fenders are claimed, check the spacing between the two "4's" on the "442" emblems. The 421 Super duty has smaller valves ( 2.02 / 1.76 ) than the high performance 350, 400, 428, and 455 high performance engines which are 2.11 / 1.77. Torque was up to 500 lbs./ft. Find 1970 OLDSMOBILE CUTLASS 7.5L/455 Oil Filters and get Free Shipping on Orders Over $99 at Summit Racing! the Olds 455/403 Improved Power, Torque and Reliability Monday, April 26, 2010. Specifications, Part & Services, Museums & Clubs for Antique, Classic, Vintage and Muscle Cars ... of dealers, companies and individuals offering cars, parts and services for antique, classic, vintage and muscle cars. Listed below are the specifications of all models of Oldsmobile, for the model year 1970 cars. Output was 365 hp and 500 lb-ft of torque with … For 1970, with 55 more cubes on tap, the Force-Air-inducted W-30 455 was rated at 370 hp at The engine was used across the Oldsmobile lineup through 1976 and horsepower ranged from 275 up to 400. GR Auto Gallery is pleased to present this 1970 Oldsmobile Cutlass Supreme SX 455 Convertible for purchase. The others call for 12 … Western car … RockAuto ships auto parts and body parts from over 300 manufacturers to customers' doors worldwide, all at warehouse prices. No Longer Available. 3) Market Competition This 1970 Oldsmobile Cutlass Supreme was born a big 455ci V8 car, and it keeps that classic attitude with that powerhouse still under the hood today. Paint is driver quality and has a good shine to it. If you want controversy, sign on to all the Olds (both at Wild About Cars and wherever) forums and go for it. Here's how a 455-powered 4-4-2 dresses out when ordered with the good W-Machine equipment . Oldsmobile Cutlass and Olds 442 330 350 400 455 Piston. Engine. To eek out more HP you can go with higher compression, which will prevent pump gas usage (highest stock 455 comp. I am the second owner. When you're in the middle of a big build, one of the more difficult things is finding a reliable source for information when you need it. There are many different olds engines, most notably the V8 small block versions like 307 and 350 cubic inch and the big block V8 oldmobile motors such as the 400, 425 and 455 ci. ... Oldsmobile, 330, 350, 425, 455, Each. GM didn't do us Oldsmobile fans any favours, as most shows and material produced was focused on Chevrolet and Pontiac products. Listed below are some of this SX’s (Y-79 package) features: 40,706 actual miles, Numbers matching car The engine is a W-32 455 c.i. Chrome and brightwork are in good shape as well. Avg. The W-30's intake manifold was aluminum, its inner fender liners were plastic, … This engine had a short run starting in 1970. Oldsmobile Rocket 350 Below are specifications for a custom-built, performance long block 350OLDS 350 Olds. Not Yet Reviewed. always torque bolts in three equal increments Bolts or Parts Lube or Sealer Torque to: 7/16 Main Caps (2 bolt) Engine Oil 70 ft-lbs. 3-Speed Automatic Trans. Carb height is 8.2 inches. With 365 HP and 500 ft. lbs. 455 7.46L V8 RWD Coupe. 4-4-2 W-MACHINE SPECS Engine type and larger. ... Bolt-in, Steel, Black, Engine Swap, Buick, Oldsmobile, Pontiac, Small Block Chevy, Pair. This is a beautifully restored car with lots of attention to detail and is ready for show and drive. This engine is the original engine for our Black W30 four speed. GM dropped the regulation of no more than 400ci, so Olds responded with the Olds 455 V8 as the standard engine! With 500-lbs.ft. The oldest castings (used on the 1965 400– to 425-ci engines) have the letter “A,” and the latest big-block production castings have the letter “J.”. Thanked 148 Times in 76 Posts. There just wasn't any need to carry on the W-32 engine. The W-31 for 1970 had very similar styling to the W-30 trim but the engine was a more economical 350 cubic inch with 325 HP. If running both a windeqe trav and main-cap straps. TRANS. The 455 is a very forgiving and long-lasting engine. Part Number: PIO-602263. The following are turn key engines available from Eddies, be sure to call us to get a specific price quote on these engines: a Oldsmobile 350 Modified Crate Engine - 300 hp or the optional 455 4 barrel with 365 h.p. The power is transmitted to the road by the rear wheel drive (RWD) with a 3 speed Automatic gearbox. The W-31 for 1970 had very similar styling to the W-30 trim but the engine was a more economical 350 cubic inch with 325 HP. W-33 Oldsmobile Delta 88 special ordered with the 390hp 455 (original to car). Carburetor Numbers 3 Automatic , 4 Manual Hurst Close-Ratio Production Figures Dimensions Convertible Holiday Hardtop Sports Coupe Handling 1970 Averages The 1970 Oldsmobile 442 measures 76.50 inches in width, The 1970 Oldsmobile 442 measures 203.20 inches in length, and has a wheelbase of 112.00 inches. el deleite coffee tequila; aisto nordid examples. ... gasoline (petrol) engine with displacement: 4093 cm3 / 249.8 cui, advertised power: ... Oldsmobile Cutlass S Sports Coupe Rocket 455 V-8 320 hp Turbo Hydra-Matic (aut. Buick 0 to 60 MPH & Quarter Mile Times View All Buick Stats. What engine is in Oldsmobile 442 II 7.5 V8 W-30? The Oldsmobile 442 II 7.5 V8 W-30 has a V 8, Petrol engine with 7453 cm3 / 454.8 cu-in capacity. How many horsepower (hp) does a 1970 Oldsmobile 442 II 7.5 V8 W-30 have? The 1970 Oldsmobile 442 II 7.5 V8 W-30 has 375 PS / 370 bhp / 276 kW. 0-60 mph 6.2 Quarter mile 14.0 Compare. in. HOME; EVENTS; ABOUT; CONTACT; FOR ADULTS; FOR KIDS; accident on 9w marlboro, ny today If running both a windeqe trav and main-cap straps. In 1970 & 1971, the Cutlass Supreme was available with the Code Y-79 high performance SX option package. 3) Standard and Alternative Wheel and Tire Sizes 1970 Oldsmobile Ninety-Eight Luxury Sedan Rocket 455 V-8 365 hp Turbo Hydra-Matic (aut. was 10.5:1). original #'s matching turbo 400 transmission. Oldsmobile 455 Engine Rebuild. Part Number: OPG-G221427. Also note Oldsmobile made a 330, 400, 425, 430ci and they are also tough to differentiate from one another. Check out the window sticker for all the options. for the year. Try to find another one anywhere in the world. mill the tops of the stock caps 0.500 inch (milling neces- The production 455 head we tested at 0.400-inch valve lift flowed only 190 cfm. 1970 olds cutlass 442 w30 for sale Portfolio Filters. And it's standard —in every 1970 Olds 4-4-2! 14-026.030. Oldsmobile's version was part of the Rocket series of V-8 engines that powered its cars. The Olds 455 engine was created out of the 425 engine in 1968 by changing the internal workings. The bore was kept the same and the stroke was extended. The engine was used across the Oldsmobile lineup through 1976 and horsepower ranged from 275 up to 400.

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