FAQ: What 454 Engine Is In 1988 Chevy Motorhome?

What engine does a Chevy 454 have?

The Mark IV big block V8 engines produced by General Motors in the 1960s and ’70s are the stuff of legend among muscle car enthusiasts.

What Gen is a 85 454?

Chevy 396, 402, 427 and 454, 1965-1985; 454 Gen IV (Generation 4 or IV ), 454/502 Gen V (Generation | Northern Auto Parts.

What year is the best Chevy 454 engine?

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 1989 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.

How much power can you get out of a 454?

How much horsepower can you get out of a 454? In staying with the standard bore/stroke combination of 4.25/4 inches, however, it is not uncommon to yield power outputs of greater than 650 horsepower from the 454 in race engine configurations.

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How many miles will a 454 last?

454 will run 200k with the right oil.

How much horsepower does a 1978 454 have?

The 454 engine produced about 230 horsepower and 360 foot-lbs. of torque.

How do I get more power out of my 454 vortec?

How to Make a Chevy 454 Vortec More Efficient

  1. Switch to a lightweight synthetic oil.
  2. Install a high flow air filter and cold air induction intake.
  3. Use a set of long-tube headers (exhaust manifolds) and an aftermarket exhaust system.
  4. Install an aftermarket windage tray in your engine.

Is a 502 a 454 block?

Thanks to all your help I now know that the difference between a 454 and a 502 is the bore. The strokes for boh are 4.00″ but the bore of a 454 is 4.25″ and the bore of the 502 is 4.466″.

How much HP does a 454 big block 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.

How many liters is a 454 engine?

For many years the 454 ( 7.4-liter ) V8 was the top choice from GM, while Ford had the mighty 460 (7.5-liter) V8. In 1999, Ford put the 460, out to pasture when the 6.8-liter V10 was introduced in the new Super Duty pickups.

How can I get more horsepower out of my 454?

How Do I Get More Power out of a Chevy 454?

  1. Improve the fuel and air intake system.
  2. Replace the stock exhaust system with a high-flow system.
  3. Replace the stock timing parts with ones tuned for racing.
  4. Bolt on a supercharger.
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Is the 7.4 Vortec 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.

Whats better 454 or 427?

The 454 used the same bore as a 427 with a stroke increase to 4.00″. For higher RPM use a 427. For more lower end torque use a 454.

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