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As was common practice at the time, Oldsmobile manufactured a number of 455 variants, altering compression ratios, piston designs, and intakes depending on which application the motor was used for. Factory horsepower ratings ranged from 310 all the way up to 400 ponies, with 500 lb-ft the most common torque figure.There are people that will tell you that the 455ci Oldsmobile Rocket motor makes a better street engine than a race motor. In truth, a stock 455 does have a couple of drawbacks that are detrimental to living life above 4,000 rpm for extended periods. The 455’s Achilles’ heel is a poor oil return system.How Much Horsepower Does An Oldsmobile 455 Big Block Have? The 455 Big Block offered with the Oldsmobile 442 muscle car offered from 310 to 400 horsepower and had a strong torque boost of 500 pounds.
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Is the Olds 455 a good engine?
There are people that will tell you that the 455ci Oldsmobile Rocket motor makes a better street engine than a race motor. In truth, a stock 455 does have a couple of drawbacks that are detrimental to living life above 4,000 rpm for extended periods. The 455’s Achilles’ heel is a poor oil return system.
How much horsepower does an Oldsmobile 455 big block have?
How Much Horsepower Does An Oldsmobile 455 Big Block Have? The 455 Big Block offered with the Oldsmobile 442 muscle car offered from 310 to 400 horsepower and had a strong torque boost of 500 pounds.
Dyno Testing a Mondello 455 Olds Big Block – Horsepower S13, E8
Images related to the topicDyno Testing a Mondello 455 Olds Big Block – Horsepower S13, E8
How much horsepower does a stock Olds 455 have?
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 is the most powerful Oldsmobile engine?
The standard 1965-1967 425 cu in (7.0 L) was called the Super Rocket, and was the most powerful engine option for the Oldsmobile 88 and 98 of 1965-1967. Compression ratios of 9.0:1 at 310 hp (230 kW) or 10.25:1 at 360 hp (270 kW) were available in the U.S.
How much horsepower does a 1972 Oldsmobile 455 have?
| Engine manufacturer: | GM Oldsmobile Rocket V-8 455 |
|---|---|
| Horsepower net: | 201.5 kW / 274 PS / 270 hp (SAE net) |
| / 4400 | |
| Torque net: | 502 Nm / 370 ft-lb |
| / 3200 |
What was the last year for Oldsmobile 455 engine?
The 455 had been dropped by the Toronado in 1971, but General Motors was so pleased with the performance of its front-wheel drive ‘Unitized Power Package’ that it would live on until 1976 pulling the GMC Motorhome (which has itself become a classic).
What was the best Oldsmobile?
- 8 1961 Oldsmobile Starfire. …
- 7 1964 Oldsmobile 442. …
- 6 1964 Oldsmobile Jetstar I. …
- 5 1966 Oldsmobile Toronado. …
- 4 1967 Oldsmobile Delmont 88. …
- 3 1968 Hurst Olds. via mecum.com. …
- 2 1970 Oldsmobile Rallye 350. via oldsmobilecentral.com. …
- 1 1991 Oldsmobile Cutlass Calais 442 W41. via thetruthaboutcars.com.
See some more details on the topic How much horsepower does a Oldsmobile 455 have? here:
All 455 Olds Rocket Engines Horsepower Specs – It Still Runs
The 1968 Delta 88 produced 310 horsepower with the 455 engine, while the Ninety Eight with a four-barrel produced 365 horsepower. In the early ’70s the fuel …
Olds FAQ — 455 CID Engine Detail – Oldsmobile Junction
According to my trusty Olds engine book, the 455 was available in 310 hp, 320 hp, 365 hp, 370 hp, 390 hp, all street engines, with full manufacturers warranties …
General Motors 455 Cubic Inch Big Block – LiveAbout
In fact, the engine actually weighed close to 150 pounds less than the legendary 454 big block that Chevy used. This weight reduction …
1970-’72 W-30 455 Oldsmobile | Hemmings
For 1970, with 55 more cubes on tap, the Force-Air-inducted W-30 455 was rated at 370 hp at 5,200 RPM and 500-lb.ft. of torque at 3,600 RPM.
What Oldsmobile had a 455?
In 1987, Oldsmobile launched its first 455 cubic inch motor, which earned the company its distinction as the world’s most powerful production car. The engine was added to Oldsmobile’s premium sports muscle car, the 442, in 1968. In fact, it was called the Rocket 455, which became an excellent marketing tool.
How much torque does a 455 have?
Horsepower and Torque
The 455 High Output generated 335 horsepower and 480 foot-pounds of torque for 1970 and 1971. However, power steadily declined beginning in 1972 when Pontiac reduced it to 300 horsepower and 415 foot-pounds of torque.
How much horsepower does a 454 have?
In staying with the standard bore/stroke combination of 4.25/4 inches, however, it is not uncommon to yield power outputs of greater than 650 horsepower from the 454 in race engine configurations.
455 Oldsmobile Engine Mild Rebuild – Part 1: Teardown – JAMSI Online
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How much does a 455 Olds engine weight?
How Much Does A 455 Olds Weigh? The Olds 350 is about 560 lbs, and the 455 are about 620 lbs each.
What was the fastest Oldsmobile?
The 442 was Oldsmobile’s fastest offering, darting from 0-60 mph in just 5.8 seconds. This muscle car can give as much as 390 hp, making it one of the leading in the industry during its time.
How many liters is a 455 Oldsmobile?
An 8 cubic foot tall container takes 455 cubic inches. 455-cubic centimeters equal 455 gallons or 455 liters.
Is Pontiac 455 and 400 the same block?
We took the question to David Butler of Butler Performance in Lawrenceburg, Tennessee, for his professional opinion. He advises, “With the exception of the mid- to late-1970s PN 500557 casting, we consider all Pontiac 400 blocks functionally identical. The 455 blocks from 1970 to 1976 are also functionally identical.
What liter is a 455 engine?
Displacement began at 287-cubic-inch (4.7 L) and grew as large as 455-cubic-inch (7.5 L) by 1970. Pontiac continued to manufacture its own engines, distinct from Buick, Cadillac, Chevrolet, or Oldsmobile, until 1981.
How much horsepower does a 1970 Buick 455 have?
Engine horsepower and torque curve for Buick GS 455 Convertible (man. 3) in 1970, the model with 2-door convertible body and V-8 7468 cm3 / 455.7 cui, 261 kW / 355 PS / 350 hp (SAE gross) offered since September 1969 for North America U.S.. Detailed engine characteristics.
How much horsepower does a Buick 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.
How much horsepower does a 1971 Buick 455 have?
| Engine manufacturer: | GM Buick Big-Block V-8 455 |
|---|---|
| / 3000 | |
| Horsepower gross: | 257 kW / 350 PS / 345 hp (SAE gross) |
| / 5000 | |
| Torque gross: | 624 Nm / 460 ft-lb |
What is the rarest Oldsmobile?
One of GM’s most popular muscle cars has always been the 1970 Oldsmobile 442. This example is also one of the rarest, as it is one of only 96 produced for the 1970 model year, and it will soon be crossing the auction block.
455 oldsmobile 450Hp www.enginefactory.com 1800 326 6554
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Was there an automatic 442?
…
| First generation | |
|---|---|
| Engine | 330 cu in (5.4 L) V8 400 cu in (6.6 L) V8 |
| Transmission | 4-speed manual 3-speed manual 2-speed Jet-Away automatic 3-speed Turbo Hydramatic automatic |
Does General Motors still make Oldsmobile?
The Ford Motor Company’s Mercury brand and General Motors’s Hummer, Pontiac, Saturn, and Oldsmobile brands have all been discontinued.
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