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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.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.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.
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How much horsepower does a 454 big block put out?
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.
How much horsepower does a 1970 454 have?
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.
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Is a 454 a good engine?
You can use the 454 big block if you want high power output and the vehicle is capable of performing on a wide variety of surface types. This Chevy engine with more than 40K miles has an exceptional performance out of the factory, and it can be tuned to produce even more power.
How fast does a 454 engine go?
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.
What is a 454 engine 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.
Is the Chevy 7.4 a good engine?
The 1996-2000 L29 7.4L big blocks are great engines. Much more dependable and durable than the 6.5L diesel of that era. L29’s had multiport sequential fuel injection, all of the latest sealing technology to prevent oil leaks and the “Vortec” style heads flowed very well.
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How much horsepower does a Chevy 454 SS have?
How Much Hp Did A 454 Ss Have? Chevrolet Silverado 454 SS is a well-known model in the segment. A massive 4 x 454 engine with 385 horsepower produces 230 horsepower with a capacity of 470 cubic inches. There is about 10,000ft of torque on this vehicle.
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What cars had a 454 big block?
- 1970–1976 Chevrolet Caprice.
- 1970–1975 Chevrolet Chevelle.
- 1970–1975 Chevrolet Monte Carlo.
- 1970–1975 Chevrolet El Camino.
- 1971–1972 GMC Sprint.
- 1970–1974 Chevrolet Corvette.
Is a big block better than a small block?
Big block engines are larger in size and weigh more, but they produce more consistent power and torque to overcome the weight. Small block engines are smaller for better acceleration and handling, but more recently built models can be just as powerful as big block engines.
What’s the best big-block engine?
- 396 L78. This is the original factory big block Mark IV engine from Chevrolet. …
- 427 Tri-Power. The 427 big block was introduced as a production engine in 1966 for full-sized Chevrolets and Corvettes. …
- L88. …
- 454 LS6.
How much horsepower does a Vortec 454 have?
The 7400 Vortec V-8 GM engine has 454-cubic inches and was rated at 290 horsepower at 4,000 rpm.
What is the biggest Chevy big block?
The ZZ632/1000 is a 632-cubic-inch V-8 delivering 1,004 horsepower. DETROIT – Chevrolet Performance today introduced the ZZ632/1000* crate engine — the largest and most powerful crate engine in the brand’s history. The naturally aspirated 632-cubic-inch V-8 produces 1,004 horsepower and 876 lb-ft of torque.
What is the strongest Chevy engine?
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.
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How much does a 454 big block cost?
As crate engines go, GM Performance Parts’ 454 H.O. crate engine is not only a bargain at its street price of around $4,600, its forged crank, pistons, and rods also make it capable of handling nearly as much power as you’re capable of throwing at it.
When did Chevy stop making the 454?
When Did Chevy Stop Making The 454? Chevy offered the last Vortec 454 as a vehicle called Vortec 7400 on July 21, 1996. Up to this point, the vehicle existed only in certain vehicles. The 454 ceased to be a production option for the company after 2001.
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