How much horsepower is in a 455?

They rated the standard issue 455 at 350 HP and the high-performance stage I version at 360 HP. This engine had a short run starting in 1970. In 1975 General Motors started using the same engines across the different divisions and platforms.

How much horsepower can a 455 big block have?

How Much Horsepower Does A Oldsmobile 455 Big Block Have? It offered power ranging between 310 and 400 horsepower, so the 455 engine could power the 442 muscle car from 0 to 700 mph.

How much HP does a 455 olds have?

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.

Is the Oldsmobile 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 a 455 rocket engine 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.

Buick 455 Thunders On Dyno - Maximum Horsepower

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.

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 442 have?

The base engine was still rated at 350 hp (261 kW), but only with the standard three-speed and optional four-speed; automatics were rated at 325 hp (242 kW). W-30s were rated again at 360 hp (268 kW). Car Life also tested a four-speed W-30 with a 4.33 rear end and recorded a 13.3 at 103.30 mph (166.2 km/h).

How much horsepower does a 454 big block have?

The 454 EFI version was rated from 230 hp (172 kW) to 255 hp (190 kW) and from 385 lb⋅ft (522 N⋅m) to 405 lb⋅ft (549 N⋅m) of torque.

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.

Is the Pontiac 455 a big block or small block?

Pontiac, Oldsmobile, and Buick each offered 455 cubic inch big block V8 engines in its muscle cars and full size models, but these engines didn't share any attributes other than their displacement.

What is the most powerful small block engine?

The most powerful small block ever produced is the LS9 engine used in the current Corvette ZR1. It is rated at 638 horsepower, making it the most powerful engine ever produced by GM for a regular-production car. The lowest-output small block was the 1975-76 262 V-8 rated at 110 horsepower.

What is a 455 rocket?

"455 Rocket" is a song written by Gillian Welch and David Rawlings, and recorded by American country music artist Kathy Mattea. It was released in January 1997 as the first single from the album Love Travels. The song reached number 21 on the Billboard Hot Country Singles & Tracks chart. "455 Rocket"

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.

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 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 much horsepower did a 1970 Oldsmobile 442 w30 have?

"The engine made 418.8 hp at 5,000 rpm and 522 lb-ft of torque at 3,400 rpm," James reports excitedly. Also revealed in the dyno report was something most W-30 drivers knew from experience: The 455 is a torque monster, delivering 510 lb-ft at just 3,000 rpm. No wonder the W-30 is a muscle car legend.

What does the W-30 on a 442 mean?

This Oldsmobile 442 is equipped with the W-30 option package, which added the “Select-Fit” engine components, a W25 fiberglass hood which provides outside air induction through functional air scoops, a low-restriction air cleaner, a Winters aluminum intake manifold as well as a longer-duration, higher-lift cam.

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.

What cars had 455 engines?

What Kind Of Car Is A 455 Rocket? 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.

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.

Did Pontiac make a 455 engine?

Of the three 455 cubic inch V8 engines offered by General Motors in 1970, the Pontiac 455 took the most unusual route to the market.

How many cylinders does a 454 have?

Due to its cubic feet of displacement, the Vortec 454 engine gave its name of 454, or7400, or 454 cubic inches. The engine was composed of eight cylinders and equipped with a fuel injection system and a fuel system controlled by two hydraulic roller cams in each cylinder.