Does GM still make a 454 engine?

Throughout its production and until its final days found under the hood of GM trucks, the Chevy 454 was also a staple of drag cars across the nation and remains so to this day. You can still purchase a 454 big-block V8 crate engine from Chevy themselves, which only confirms its firmly planted legacy.

How much horsepower does a Chevy 454 engine 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.

What’s the biggest engine Chevy makes?

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.

Do they still make big block engines?

Last week marked the end of production of GM’s big block engine. The big block had displacements ranging from the revered 396, 409, 427, and 454, to the 496 cubic-inch Vortec that ended the production run and is on its way to the GM Heritage Center in Sterling Heights, Michigan.

When did Chevy stop making the 454?

The Chevrolet 454 was eliminated from most passenger cars by 1975 but remained a viable powerplant in heavy-duty Chevrolet trucks through 1996.

Which Chevy big block is the best?

Our Top 5 Big Block Chevys of All Time

  • 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.
  • 454 LS6.

What is the horsepower rating of a Chevy 454?

At its peak, the 454 was developing 450 horsepower in the Camaro and Chevelle passenger cars. By 1974, however, government-mandated smog requirements killed the muscle car as the 454’s horsepower rating dipped to 235.

What are the torque specs on a 454 Chevy?

Torque Specifications. In the 1987 Chevy 454, the bolts joining the crankshaft to the engine block require 95 ft.-lbs. of torque. The cylinder head bolts require 80 ft.-lbs. of torque to join to the engine block, and the oil pan bolts to the engine block with 25 ft.-lbs. of torque.

Which is 454 engines were in Chevy one-tons?

Two 454s. Two versions of the optional 454 were available in 1-ton Chevy trucks.

  • Early Truck 454s. Chevy began installing 454 V-8s in its trucks in 1973.
  • Later Versions.
  • Matching Transmissions.
  • Replacement 454s.

    • How much horsepower does a 454 big block 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.