How much horsepower does a 455 engine have?
The standard 455 wielded 350 horsepower and the performance Stage 1 version developed 370, although testing on many Buick 455s put the horsepower rating closer to 425. However, what made the 455 special was its torque rating of 510 foot-pounds, more than any other engine on the road in 1970.
Is the Oldsmobile 455 a good engine?
Very good motor. Huge torque and power wth very little tweaking. A mild cam a decent carb and a set of headers will give more street power than most can use. It will run forever too.
How do I tell what engine is in my 455 Oldsmobile?
Casting Numbers The numbers cast on the lower left corner of the engine block — or on the cylinder head — indicate the year the engine was manufactured. The casting numbers for a 455 include 395021F, 396021Fa and 231788L.
How much horsepower does a 1972 Oldsmobile 455 have?
365 hp
Its 455-cu.in. engine, which was introduced in 1968 and featured in the Hurst Olds, Toronado and full-size models, became the standard 4-4-2 powerplant, rated at 365 hp.
What year did Oldsmobile come out with the 455?
1968
Debuting in 1968, the 455 Rocket represented the second-generation eight-cylinder engine design offered by the brand, replacing the original Rocket that had pulled duty for 15 years.
How much does an Oldsmobile 455 engine weight?
| ENGINE | Weight | References |
|---|---|---|
| pounds | ||
| Olds 371, 394 | 760 | (5) |
| Olds 400-455 | 620 | (5) |
| Olds 262 V6 Diesel | 590 | (4) |
How much horsepower can you get out of an Olds 455?
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.
How much horsepower can a 455 big block have?
350 HP
They rated the standard issue 455 at 350 HP and the high-performance stage I version at 360 HP.
How do I know if I have a 455?
Read the letter at the lower left corner of the head, near the #1 or #8 spark plug hole, a letter about 1.5″ high indicates a big block, while a number indicates a small block. (Good luck finding a 455 with D’s, E’s and F’s (especially E’s and F’s which are rare.
How do I know what engine is in my Oldsmobile?
A 2-letter code on the oil filler tube identified the engine. Have the last six digits of the VIN number, the year of the block, and the assembly plant stamped on the driver’s side of the block below the cylinder head. A 2-letter code on the oil filler tube identified the engine.
How much does a 455 Olds engine weight?
What cars had the 455 rocket engine?
455
- Oldsmobile Cutlass.
- Oldsmobile Vista Cruiser (1970–76)
- Oldsmobile Custom Cruiser.
- Oldsmobile 4-4-2.
- Oldsmobile Hurst/Olds, 390 hp (291 kW)
- Oldsmobile Delta 88.
- Oldsmobile 98.
- 1968–1970 Oldsmobile Toronado, 375 hp (280 kW)