The Chevrolet 454 remains a favorite among performance enthusiasts because of the its power output and the availability of aftermarket parts for the engine.
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 many miles will a 454 last?
Engines older than 1997 need oil with zddp. Newer engines don’t need it so most oil dosn’t have it. 454 will run 200k with the right oil.
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 is 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.
How many miles per gallon does a 454 get?
The 454 is a big-block carbureted engine found in most older model Chevrolet cars and trucks. The engine uses eight cylinders to provide high-end torque and speeds. The combination of larger bore and eight cylinders equates to very poor gas mileage. The engine runs an average of 10 to 15 mpg.
What is a 454 engine worth?
How much is a 454 big block worth? It really depends on how much comes with the engine. If you don’t already have a big block then you need all the brackets for the alternator etc. Around here typical bare engines are in the $1000-$1500 range.
How much does it cost to rebuild a 454 engine?
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.
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 can I get more power 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.
How much horsepower does a 1987 454 have?
The 454 V8 engine in 1987 produced 230 horsepower and 385 ft. -lbs. of torque. When discussing automobile engines, torque refers to the total amount of work that an engine can perform, while horsepower is how quickly it can perform that work.
Is there such a thing as a 350 big block?
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 fast is a 454 engine?
500 LB/FT @3500 RPM.
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 horsepower does a 1975 454 have?
a 454 with 450 horsepower.