Quick Answer: What Kind Of Gas Mileage Does A 454 Get?

How much horsepower is a 454?

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 cam for a stock 454?

Top 10 Best Cam for Stock 454 for ChevyCOMP 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.More items…

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.

When did the 454 get fuel injection?

1988But in 1988, Chevrolet introduced Throttle Body Fuel Injection to the 454. It was the same TBI system used on small-block V-8s and the V-6s. Fuel efficiency increased and the TBI system remained until 1995. It extended the 454’s life to power buses, watercraft and industrial applications.

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 does a 1975 454 have?

my 75 454 is rated at 245 HP.

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.

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 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 does it cost to rebuild a 454 marine engine?

Rebuilding a gaser will cost around $750 doing the work yourself. Now that is all new pistons,rings,lifters,bearings ect.

How much does a 454 SS cost?

To add context, a 2020 Silverado starts at $28,300, Toyota charges about $50,000 for a 2020 Supra, and Hagerty values a 454 SS in average condition at $14,500.

How much is a 454 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.

How much horsepower does a 1987 454 have?

230 horsepowerThe 454 V8 engine in 1987 produced 230 horsepower and 385 ft. -lbs. of torque.

How can I get better gas mileage in my 454?

How to Increase Gas Mileage on a Chevy 454 EngReplace your current air filter with a high-flow dry or oiled air filter. … Remove your spark plugs using a spark plug socket wrench. … Adjust your idle speed to the lowest setting. … Tune up your vehicle. … Maintain the proper tire pressure in your vehicle.

How much power can a 454 block handle?

MonzaRacer. As for big block Chevy a factory 2 bolt 454/427/402 block with out large over bores will easily and safely handle 700+hp/torque, and never discount the cast cranks As I have seen 600-700 hp on cast cranks, they just dont like shock loading quite as much as sbc will take,,tend to have reliability issues.

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).

Is the 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 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.