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. It had 410 torque at 3,200 rpm. The engine has a bore and stroke of 4.24 inches x 3.99 inches.

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.

How many miles is a Vortec 454 good for?

454 will run 200k with the right oil.

Is there a Vortec 454?

The Vortec 454, also referred to as the Vortec 7400, was designed as a big-block engine for light-duty trucks. General Motors manufactured this engine in 1996, but upgraded to a different model engine five years later.

How much horsepower does a 2000 7.4 Vortec have?

The upgraded Vortec 7400 is a 7.4L V8 OHV 16V-volt FI engine. This engine has two valves per cylinder and features multi-port fuel injection. It was also noted to have more power for gasoline engines. The Vortec 7400 produces 290 horsepower at 4,000 revolutions per minute and 410 foot pounds of torque at 3,200 rpm.

How much horsepower does a 98 350 Vortec have?

The Vortec generated 255 horsepower at 4,600 rpm and 330 foot-pounds of torque at 2,800 rpm, or the force required to move a vehicle forward.

What is the difference between a Vortec and LS?

The Vortec truck harness has a large portion up on top of the intake manifold, is supported by it, and is covered or hidden by the plastic engine cover. The LS engine harness is configured much differently and the intake manifold is exposed and uses valve covers to dress up the engine.

Is a 454 a LS engine?

There were multiple versions that included the LS7 aftermarket crate engine that wielded 500 horsepower. However, tighter government emission standards and safety concerns prompted Chevy to detune the LS 454, which was the most common 454, in 1972 to 270 horsepower.

How can I make my 454 more fuel efficient?

How to Increase Gas Mileage on a Chevy 454 Eng

1. Replace your current air filter with a high-flow dry or oiled air filter.
2. Remove your spark plugs using a spark plug socket wrench.
3. Adjust your idle speed to the lowest setting.
4. Tune up your vehicle.
5. Maintain the proper tire pressure in your vehicle.

How much does it cost to rebuild 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.

What does a Vortec 454 weigh?

So with cast iron heads the engine would be about 580 lb. There is an oft-quoted figure that claims a Chevy Big Block weighs 680 lb. This must have included a cast iron intake manifold, cast iron exhaust manifolds, and probably a carburetor.

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.

What are the specifications for a Chevy 454 engine?

Chevrolet 454 Engine Specs Proud Member of the Big Block Family. As mentioned, the Chevy 454 first became available as part of the 2nd generation of Chevy big block engines in 1970. 454 Big Block Performance Specs. The original LS5 engine was introduced with 390 hp and 500 lb-ft of torque, while the LS6 was rated at 450 hp. Head and Block Construction.

Which is 454 engines were in Chevy one-tons?

Which 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.

What is a Chevy 454 engine?

The 454 Chevy engine is a V8 engine made by General Motors that has 454 cubic inches of displacement, or 454 CID. The 454 is one of Chevy’s Big Block V8s. In 1963, Chevy introduced the Big Block engines to power larger automobiles.