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.
Is the Chevy 454 a good engine?
The Chevrolet 454 remains a favorite among performance enthusiasts because of the its power output and the availability of aftermarket parts for the engine.
How much horsepower can I get out of a 454 big block?
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 is a 454 Chevy engine worth?
Around here typical bare engines are in the $1000-$1500 range. Just the block is worth $500. A complete running engine (old and tired) can fetch at least $2500 with all the brackets etc.
What size is a 454 engine?
How many miles will a 454 last?
Gone but not forgotten. I’ve seen them fail at less than 100,000 miles, and I’ve seen them go well past 300,000 miles. “Easy life” is the key phrase- the 454 is a “tractor motor,” not one that likes a lot of revs (at least not in stock form).
How can I get more horsepower out of my 454?
How Do I Get More Power out of a Chevy 454?
- Improve the fuel and air intake system. The more fuel and air you are able to get into your Chevy big block engine, the more power it will be able to produce. …
- Replace the stock exhaust system with a high-flow system. …
- Replace the stock timing parts with ones tuned for racing. …
- Bolt on a supercharger.
Which is better a 454 or a 350?
In a light to medium weight car, a 350 will probably offer you the happiest experience, especially in a daily driver role. In a truck, the 454 will probably feel better to your foot. In an all out performance car, the 454 will probably be more likable as long as the car is a straight line car (drag racing etc).
How much horsepower can a 2 bolt 454 handle?
The 2 bolt Big Block Chevy blocks are fine for anything up to 6500 RPM and 600 HP.
What is a 496 stroker?
The 496 stroker HP high performance crate engine includes forged pistons, 4340 rods and HP aluminum heads so you don’t have to give up quality to get a big block at an economical price.
How much does it cost to rebuild a 454?
Engine only to rebuild including no labor to remove & replace or related parts is about $3000.00 on up depending on exactly what you want, this does include the oil pump as no rebuilt engine will not include one. total job will be $6000.00 plus. Transmission pump is something we do not work on.
How much compression should a 454 have?
The stock compression for a 454 with 781 heads and flattops is around 7.75:1 cr. Then the bigger cam with the later intake valve closing point will reduce cylinder pressure even more. I would except to see 110 to 125 psi numbers.
What’s the biggest cam for a stock 454?
Top 10 Best Cam for Stock 454 for Chevy
- COMP Cams K11-242-3 Xtreme Energy Hydraulic Flat Cam K-Kit. …
- Lunati 10110703LK Voodoo Hydraulic Flat Cam/Lifter Kit for Chevrolet Big Block. …
- Howards Cams CL120245-12 Camshafts & Liftere Kit Set for Chevy. …
- COMP Cams 11-430-8 Camshaft K-Kit for Chevy Silverado.
Are 427 and 454 blocks the same?
Yes, the 427 and 454 block are interchangable. The 427 needs a different crank, pistons, balancer, and flywheel. The 454 and 427 and 396 all use the same rod. Yes, there can be some issues with the bigger domes that were meant for the close chambers if used on the open chamber heads.
What is a 572 Hemi?
FHO 572 Street Hemi Package. The 572 has become the most popular engine produced at FHO. It offers the most bang for the buck, with improved torque and power over the smaller 528/540’s. With the added low end torque, this engine does not require steep gears or high stall torque converters to perform.
What car came with a 572?
Chevrolet Chevelle Malibu