Question: How Can I Get More Horsepower Out Of My 454?

What car came with a 572?

Chevrolet Chevelle MalibuGoing Big: A 572 is Under the Hood of this ’66 Malibu.

Every vehicle on HOT ROD Power Tour has a story.

Mike Appio’s 1966 Chevrolet Chevelle Malibu is both a piece of nostalgia and a tribute to his late stepfather..

What is the biggest Chevy engine?

The Chevy big block lives on in the aftermarket crate engines, derived from the Mark IV, that are available from GM Performance Parts. The largest displacement is 572 cubic inches.

How much horsepower can you get out of a 454?

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.

When did Chevy stop making the 454?

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

How much horsepower does a 350 Chevy have?

Chevy 350 Engine Specs The Chevy 350 engine is a 350 cubic inch (5.7-liter) small block V8 with a 4.00 and 3.48 inch bore and stroke. Depending on the year, make and model of a car, horsepower ranges from approximately 145 to more than 370.

How do you turn a 454 into a 496?

Take a 454, add a 4.250-inch stroke crank along with some 6.385-inch rods and your displacement shoots up to 489 cubes. Now bore those cylinders out a touch, to say . 060-inch over and you end up with the venerable 496.

What is a 496?

A 496 is a bored and stroked 454. The 496 is made by boring a 454 block . 060 over and adding a 4.25″ stroke crankshaft.

What year is the best Chevy 350 engine?

L31 (2002) From a purely technical standpoint, the most recent version of the Chevy 350 would naturally be the best of the bunch. Marketed as the “Vortec 5700” engine, but known internally by the moniker of L31, this engine was used primarily in GM vans and trucks until 2002.

Is there such a thing as a 350 big block?

There’s no such thing as a 350 BB, but there’s effectively a 348 BB.

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.

How much does a 454 engine 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 much does it cost to build a 496 stroker?

Build A Pump-Gas 496-Cube Stroker Big-Block On A $5,500 Budget.WHERE THE MONEY WENTPart:Source:Price:Double-roller timing setCOMP$41.95Standard volume oil pumpMelling$27.95Oil pump pick-upMilodon$42.9530 more rows•Aug 23, 2010

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 HP does a 496 stroker have?

GM 496 Stroker Base Engine Aluminum Heads Roller Cam HP & Torque: 575 HP / 570 FT LBS – American Powertrain.

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 is a 454 big block 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. I’ve seen pickups that aren’t worth $500 sell for $1500 just because they have a big block.

What is the best big block engine?

Our Top 5 Big Block Chevys of All Time396 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 7.4 Vortec have?

290 horsepowerThe 7.4-liter, 7400 454-cubic inch engine provided the same 290 horsepower across the board for all GM products.

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 much horsepower does a 1970 454 have?

450-hpThe LS6-powered 1970 Chevelle SS 454 had none of the conveniences that 21st century muscle car enthusiasts have come to expect. It’s 450-hp rating even falls five short of the current SS Camaro’s 6.2-liter V-8.

How much horsepower does a 2000 Chevy 454 have?

The USO7’s peak rating is 485 horsepower at 1,500 to 1,900 rpm, with a governed rating of 340 horsepower at 2,100 rpm.