What Vehicles Have A 5.7 Vortec?

How much horsepower can you get out of a 5.7 Vortec?

You can install the 383 with Vortec heads on it.

The HT383 that was available from GM uses Vortec L31 heads, the GMPP 383 shortblock and the Ramjet 350 roller cam with specs of 196°/206° duration at 0.050″ lift and 0.431″/0.451″ of lift on a 109° LSA produces 340 hp@4500 and 435 lb/ft of torque at 4000rpm..

What is the difference between LS and vortec?

The Vortec truck harness has a large portion up on top of the intake manifold, is supported by it, and is covered or hidden by the plastic engine cover. The LS engine harness is configured much differently and the intake manifold is exposed and uses valve covers to dress up the engine.

How many hours will a 5.3 Vortec last?

Re: Engine hours Idling the engine is running around half the speed of the engine compared to going down the highway. I would say it’s probably comparable to a truck with around 3500-4000 hours on it.

Is a 5.7 Vortec an LS?

Although Vortec engines are “LS” based they are NOT LS engines IMO. … … The Vortec 5700 L31 (Vin code 8th digit “R”) is a V8 truck engine. Displacement is 5.7 L. It is the last production Generation I small-block from Chevrolet.

What vehicles have Vortec engines?

Modern Vortec engines are named for their approximate displacement in cubic centimetres.I4. For the Vortec 2200 see General Motors 122 engine. … I5. For the Vortec 3500 see General Motors Atlas engine. … I6. For the Vortec 4200 see General Motors Atlas engine.V6. For the Vortec 3600 see Chevrolet 90-Degree V6 engine. … V8.

How can you tell the difference between 5.0 and 5.7 Vortec?

best bet is to get a flash light (and possibly a rag) and look down behind the motor right behind the drivers side head where the transmission meets to the block. there should be about 2″ of the block sticking out before it meets the transmission. being the truck is newer than 1986 it will say either “5.0” or “5.7”.

What was the last year for the 5.7 Vortec?

20022002 was the last year the 5.7 was used in a vehicle, in North America, but another thing to look out for is the ignition and injection systems have been tweaked over the years.

How many horsepower does a 5.7 Vortec have?

255 horsepowerPerformance Specifications. The Vortec generated 255 horsepower at 4,600 rpm and 330 foot-pounds of torque at 2,800 rpm, or the force required to move a vehicle forward.

How do I know if I have a 5.7 Vortec engine?

One easy way to identify the 5.7L Vortec engine is to examine the cylinder heads. The GM Industrial Vortec cylinder head was made by installing LT1 Corvette ports into an iron casting. The intake manifold bolts on with an 8-bolt pattern, unlike most other 5.7 GM heads that bolt on with a 12-bolt pattern.

What is a 5.7 Vortec engine?

When you speak about Vortec engines, mainly it is about the 5.0L/5.7L engines based on the original 1955 Small-Block Chevy V8. The redesigned cylinder heads of a Vortec engine provides for improved combustion efficiency.

Is the 5.7 Vortec a good engine?

The best-known and most-beloved has to be the “350” or 5.7-liter version; especially with Chevrolet and GMC trucks. They are powerful, tough, reliable and it is relatively easy to “soup up” or increase their performance.

Are Vortec engines reliable?

The Vortec 5.3 is widely regarded as extremely reliable, with most engines having a lifespan within the 200k-300k mileage range.