How much gas does a 454 boat engine use?

A 454 will burn about 16gph at 3000rpms more or less depending on if carb or mpi.

Is the 7.4 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.

Are 454 engines reliable?

Re: Reliability of 454 I have found them to be very reliable although I haven’t had one with more than 45000 miles on it. They do tend to run a bit warm but once you find the “normal” for your unit and keep the coolant clean and properly serviced you should have no trouble.

How far can a boat go on a tank of gas?

Your boat may be able to go anywhere from 5 to 10 miles to as many as 30 miles or more on a tank of gas, depending on a number of factors, including what kind of boat you have, how fast you are going, and more.

Whats better 455 or 454?

A 455 Pontiac will bolt right into your ’74. It’s a better engine than the 454: more torque, faster on the street, more reliable, and it will appear to be the stock, original engine.

How much power 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.

What kind of engine does a Chevy 454 have?

The Chevrolet 454-cubic-inch, or 7.4-liter, V-8 engine was a brawny gas-guzzling powerplant that should have died an ignoble death after the 1973 fuel crisis. Yet it survived to become a workhorse and father of the 8.1-liter 8100 Vortec V-8. Its uniqueness was in its versatility.

What kind of fuel mileage does a 7.4 liter truck get?

The 7.4 liter gasoline engine varies in fuel mileage because of the diverse vehicles and diverse circumstances in which the engine can be used. Muscle cars, heavy duty trucks, and motorhomes all differ greatly in what mileage results can be obtained.

What kind of gas mileage does my Vortec 454 get?

My is used as a daily comuter here in Hawaii with occasional family hauler duties and it gets right around 8 mpg with all of the stop & go traffic and A/C on constantly.

What kind of horsepower does a 7.4 liter engine have?

The engine produced 255 to 290 horsepower. Cylinder heads became high flow, a new camshaft, roller valve lifters and a higher compression ratio increased fuel economy. The 7.4 liter gasoline engine varies in fuel mileage because of the diverse vehicles and diverse circumstances in which the engine can be used.