How much HP does a 7.4 Vortec have?
The 7.4-liter, 7400 454-cubic inch engine provided the same 290 horsepower across the board for all GM products.
What is the most reliable Vortec engine?
The 5.3L V8 Vortec 5300 is considered an engine that is extremely reliable. In fact, many vehicle owners with the engine report having the engine run with minimal issues up to 220k miles. Additionally, the engine blocks are very durable also.
How reliable is the 4.8 Vortec?
4.8 Vortec Reliability – V8 Vortec 4800
With proper maintenance and frequent oil changes, these engines can usually last 250k-300k miles.
How many miles can I get out of a 454?
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.
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 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.
Which truck engine is most reliable?
Let’s discuss some of the best and reliable engines for your pickup truck.
- Ford Ecoboost V6. [Image courtesy of Ford] …
- Cummins B Diesel. For over 36 years of constant service, the Cummins B Diesel is another great pickup engine that you can find ever. …
- Toyota UR 5.7L V8.
Which truck engines last the longest?
The 5 Longest-Lasting Used Trucks
- Honda Ridgeline. The Honda Ridgeline comes in at first place in the category of trucks most likely to last 200,000 miles. …
- Toyota Tacoma. The Toyota Tacoma is another midsize truck that can provide reliability and longevity. …
- Toyota Tundra. …
- Chevrolet Silverado 1500. …
- Ford F-150.
How many miles will a 4.8 Vortec last?
For the most part Chevy’s 4.8 Vortec engine was a well-performing Workhorse of an engine. As long as it was properly maintained many drivers were able to keep the engine working well for up to 300,000 miles or more.
How can I get more horsepower out of my 4.8 Vortec?
Several things can be done to your 4.8L truck. LT headers, custom tune, shorter gears, higher stalling torque converter. Next would be a Cam or Nitrous. Next would be some kind of boost, Supercharger or Turbo.
How much HP can you get out of a 4.8 Vortec?
Equipped with the stock heads, cam, and truck intake, the 4.8L produced 336 hp at 5,900 rpm and 347 lb-ft of torque at 4,900 rpm. Torque production exceeded 300 lb-ft from 3,200 rpm (the start of the test) to 5,800 rpm. Owners of the original 283 small-block will envy this type of torque curve.