How Much Hp Does A 454 Big Block Have? At 330 horsepower and 475 pound feet of torque, the 454 was quite impressive. For a truck-based engine with Torque, it wasn't unreasonable to expect over 500 pounds per square inch, even though it still offered plenty of power.
How much HP does a 7.4 454 have?
The 7.4-liter, 7400 454-cubic inch engine provided the same 290 horsepower across the board for all GM products.
What year 454 has the most horsepower?
The 1970 versions of the Chevrolet 454 were the most powerful, with the LS5 putting out around 360 horsepower and the LS6 delivering about 450 horses.
How much horsepower does a 1975 454 big block have?
How Much Hp Does A 454 Big Block Have? Despite its diminutive size, the 454 delivered 330 horsepower and 475 pound-feet of torque to be exact. Even though it was a truck-based model, its torque rating was a factor that made knowing almost 500 pounds feet a surprise.
Is a 454 engine fast?
Although there were some issues with its performance, as MotorWeek discovered, the 454 SS was pretty quick at its disposal. The truck was able to travel 60 mph with low-end torque on 7 wheels. The quarter-mile took 15 seconds, while the fast pace was seven seconds. A little over 9 seconds.
33 related questions foundHow can I make my stock 454 faster?
How Do I Get More Power out of a Chevy 454?
- Improve the fuel and air intake system. ...
- Replace the stock exhaust system with a high-flow system. ...
- Replace the stock timing parts with ones tuned for racing. ...
- Bolt on a supercharger.
How much horsepower does a cam add to a 454?
The 454 responded very well to the cam upgrade, as the peak numbers jumped from 376 hp and 482 lb-ft with the stock cam to 428 hp and 507 lb-ft of torque. An increase of 52 hp is always welcome, especially when it comes with a sizable jump in peak torque.
How much horsepower does a 1970 Chevy 454 have?
The 1970 production models of the 454 put out the most horsepower with the LS5 claiming 360 horsepower and the LS6 putting out a mighty 450 horsepower.
How much horsepower does a 1978 454 have?
Power Output
The 454 engine produced about 230 horsepower and 360 foot-lbs. of torque.
How much horsepower does a 1974 454 have?
How Much Horsepower Does A 1974 454 Have? During 1974, most Chevrolet's were offered with a 195-hp V-8 engine; this engine, dubbed the LS4, served as the most common link to the Chevrolet brand.
How much is a 454 big-block worth?
How Much Does A Chevy 454 Cost? It is quite easy to find cheap ones for $2500 to $3500 to go up to high performance, and depending on what you are looking for and how long you want them, the $50,000+ range is easily within your grasp. The average 454 needs a complete rebuild from a scrap yard to run properly again.
How much power can a 454 handle?
That means a 454 can support almost 600 hp (454 x 1.3 = 590.2). Indeed, many do. Using the same multiplier, a 496 can support 645 hp. And remember, the price difference between the two is minute.
How much horsepower does a 1984 454 have?
Surprisingly, the 454 laid down an impressive 330 horsepower and 475 pound-feet of torque. Naturally, the truck-based 454s were tuned for torque, so having nearly 500 pound-feet wasn't a big surprise. But like any stock engine, there was tons of power left to be squeezed out.
Is a 454 a good motor?
Is the 454 a Good Engine? The 454 is a great engine. It is largely considered one of the best ever engines to come from GM. The fact that it is still selling today over 20 years since it was discontinued is a testament to this.
What is the big block 454?
Chevrolet Performance's 454 HO crate engine is a Big-Block bargain – an affordable engine with performance specs that will make you think it's 1970 all over again.
How much horsepower does a 2000 Chevy 454 have?
Stats to look at A 454-cubic-inch model of the 7400 Vortec V-8 GM engine rated at 290 horsepower at 4,000 rpm, with speeds starting at the 4000 RPM speed range.It had an electric voltage of 3,200, and maximum power of 410.In the engine there are four cylinders with bores and strokes of 4, respectively.
How much horsepower does a 1979 Chevy 454 have?
Horsepower. The 1979 Chevrolet 454 cubic-inch V8 produced 245 horsepower at 4,000 rpm, better than the 225 horsepower at 4,000 rpm for the 1979 Dodge V8 440-3 and the 212 horsepower at 4,000 rpm of the 1980 Ford V8 460.
How much horsepower does a 1995 Chevy 454 have?
There was plenty of power from the 454, with 330 horsepower. However, even considering it was offering only 300 horsepower, you shouldn't be surprised if you expect an engine with Torque above 500 pounds per square inch, and with plenty of power.
How much horsepower does a 1973 Chevy 454 have?
Early Truck 454s
Chevy began installing 454 V-8s in its trucks in 1973. All 454s have a 4.25-inch bore and 4-inch stroke. The 1973 1-ton trucks were equipped with a 240-horsepower 454 generating 355 foot-pounds of torque.
How much horsepower does a 454 LS7 have?
The LS7 454 in this particular Chevrolet Camaro cranks out 522 horsepower and about 600 lb-ft of torque.
How much horsepower does a 1988 454 have?
This 7.4-liter V-8 is configured with a 4.251-inch (108 mm) bore and 4-inch (102 mm) stroke. Horsepower output varied slightly and was application specific, but typically count on 350 hp to 400 hp, with torque slightly higher, coming in at 450 lb. -ft.
How do I get more torque out of my 454?
If the starting platform is a 454, the easiest way to more torque is probably to bore and stroke it to 489 or 496 and then camming it up to take advantage of the additional displacement. If one isn't already part of the package, installing a roller cam will also help.
How much horsepower does a Thumpr cam add?
In fact, the Thumpr produced more torque down low than the smallest cam in the test, in addition to posting the highest peak output of 466 hp at 6,300 rpm.
