The 455 was built from 1968 through 1976, produced from 210hp to 400hp, and were installed in just about every car Olds built in that period at one time or another, including the Cutlass/442, Delta 88's, 98's and Toronados (not the Omega, though). You can get a quick estimate of the year via
How much horsepower is in a 455?
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. via
How much horsepower can you get out of an Olds 455?
Even at a mere 2,500 rpm, the Olds cranked out nearly 490 lb-ft, then went on to grunt out a solid 511 lb-ft at 3,700 rpm, and still managed to make a solid 445 hp at 5,000 rpm. via
Is the Olds 455 a good engine?
The 455 now I have done a lot of these. 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. via
What is the most powerful Chevy engine?
Our fastest crate engine ever
As the power behind the 2019 Corvette ZR1, the new supercharged 6.2L LT5 represents the pinnacle of Chevrolet's performance: It's the most powerful engine ever offered in a Chevy production vehicle. via
Is 300 horsepower too much?
Under 300 Horsepower
For the average sedan, horsepower between 200 and 300 will offer much more potential under the gas pedal. Right between 200 and 300 horsepower is the sweet spot for many drivers. Be cautious with models that approach 300 horsepower, unless the vehicle is a heavy truck or another large model. via
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. via
How much horsepower is a 454?
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. via
How much power can a Pontiac 455 make?
When the time came to rebuild its numbers-matching 455 H.O., he reused the important factory-issued components and beefed up the internals to maximize performance without compromising driveability. Here's how this 455 H.O. generates 433 hp at 4,800 rpm and 517 lb-ft at 3,500 rpm. via
Did Oldsmobile make a 455 engine?
The Oldsmobile 455 Version
In 1968 the engine found its way into Oldsmobile's premium luxury muscle car, the 442. They called it the Rocket 455 which became an excellent marketing tool. They based the engine off of the 425 CID found in the 1967 Toronado. via
Is a big block faster than a small block?
In each cylinder of an engine is a piston, and the distance that piston has to travel up and down is referred to as “stroke.” Small stroke equals small block, long strokes equal big blocks. Typically long strokes result in more torque while short strokes make quicker revving possible. via
What is the difference between a Pontiac 400 and 455?
The significant difference internally between the 400 and the 455, as you probably know, is the diameter of the main bearing journal on the crank - the 400 being 3.000" and the 455 being 3.250". via
Why is a 327 better than a 350?
In the vehicle, it's more of a matter of "gearing" than revs. A 327 with it's shorter stroke would need shorter gears so it can GET to its revs, where a 350, with its slightly longer stroke and more torque output will pull a little taller gear than the 327 will. via
What is the fastest LS motor?
At Speed Week 2017, George Poteet and the Speed Demon team used that LS to run 428.784mph and this year, with a better racing surface, it ran 448.508mph, ensuring that it's the fastest LS engine in the world. via
What is the most sought after Chevy?
Chevy's Five Most Powerful Cars
Is 700 horsepower a lot?
Before it was a rarity and luxury to buy a car that was 200-500 horsepower, now it's getting pretty common. In fact, 700 horsepower is the new 500 horsepower, and every performance car worth its weight in carbon-fiber diffusers is packing either a now-standard supercharger or a turbo. via
Is 1000 horsepower a lot?
Over 700 hp is attainable now by splashing some cash at the dealer, but 1,000 hp still isn't typical, although more and more cars are grabbing headlines with that magic number. If you want to experience the rush of 1,000 hp or more, these are the cars to do it in. via
Is 500 horsepower a lot?
But the perfect amount of horsepower, in any car, is right near 500. Let me explain. First, 500 is nice and round, halfway between zero (a terrible amount) and 1,000 (way too much). The Ford Mustang GT350 is just over at 526 hp, and my '14 Mustang GT, well, it starts at 420. via
What does 442 mean?
Confusingly, the 442 (pronounced "four four two") did not have a 442-cubic-inch engine. Instead, the numerals indicated that the car had a four-barrel carburetor (atop a 330-cubic-inch V-8), a four-speed manual, and dual exhausts. via
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. via
Is a 454 a good motor?
The Chevrolet 454 remains a favorite among performance enthusiasts because of the its power output and the availability of aftermarket parts for the engine. via
Are 454 engines reliable?
Re: Reliability of 454 I have found them to be very reliable although I haven't had one with more than 45000 miles on it. They do tend to run a bit warm but once you find the "normal" for your unit and keep the coolant clean and properly serviced you should have no trouble. via
How much horsepower does a 1975 454 have?
a 454 with 450 horsepower. via
How much horsepower does a Pontiac 400 engine have?
They found that the engine provided massive amounts of low-end torque and rock steady high RPM power output. The 389 posted numbers in the 330 horsepower range with a single spread-bore, four-barrel carburetor. The 400 pushed this number up to 360 horsepower, with the same Quadrajet single four-barrel. via
What cars came with a Pontiac 455?
The Pontiac 455 V8 was The GTO and Firebird Brand's Last "Big Block" 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. via
How many liters 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. via
How do I identify a 455 Chevy engine?
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. via
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. via
Is the Chevy 396 a good engine?
The 396 is a good revving engine, so you'd want to run a steel crank so it would live at the rpm you'd have to run it to make HP. And probably a roller cam, as flat tappet cams in big blocks have a nasty habit of "going away" relatively easily. via