Question: What Is The Best Cam For A 4.8 Silverado?

How much boost can a stock Vortec 350 handle?

It can deliver 14 psi ( or maybe more ) at 2000RPM..

What is the difference between a 4.8 L and 5.3 L engine?

It’s difficult to identify the 5.3L and 4.8L because the blocks are the same; the difference is inside. The 4.8L uses an 83mm stroke and the 5.3L’s is 92mm (the same stroke as a 5.7L, 6.0L, and 6.2L). So how do you easily sort out the two displacements?

How much power can a 4.8 LS make?

Power ratings ranged from 270-290hp net and 285-305 lb-ft for the 4.8L, and 270-305hp net and 315-335 lb-ft for the 5.3L.

Is the Vortec 4.8 a good engine?

The 4.8L is actually the same engine as the 5.3L, simply with less stroke and less displacement. The two engines tend to have similar problems, but the 4.8 Vortec comes in at a higher reliability rating on our scale due to its lack of AFM, which is known to cause problems on just about every engine it touches.

Can you run nitrous on a stock engine?

You can use nitrous on a stock engine without problems. Most nitrous kit manufacturers recommend using a 60-hp shot or less on a stock motor. Fortify your internals with stronger aftermarket and you can get away with using more N2O.

How much HP can a 6.2 handle?

4, 6.2L truck engines are closely related to the LS3 used in Corvettes and Camaros. Basically stock engines can make 650 hp. under boost. With upgraded internals, they can handle over 1,000 hp.

Is a 4.8 an LS engine?

LR4 4.8L Engine Specs: Performance, Bore & Stroke, Cylinder Heads, Cam Specs & More. The LR4 is a 4.8L iron block truck engine that was introduced in 1999. Along with the LM7 and LQ4, they were the first LS truck engines. The LR4 was available in GM pickups, vans, and SUVs until 2007.

How many miles will a 4.8 Vortec last?

300,000 milesFor 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 do I get more power out of my 4.8 Silverado?

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 long do Vortec engines last?

Re: Chevy Vortec Engine longevity I know that 6.0L Vortec’s are renowned for going well beyond 300,000 without any major issues.

How reliable is the 5.3 Vortec engine?

5.3L V8 Vortec 5300 Reliability The Vortec 5.3 is widely regarded as extremely reliable, with most engines having a lifespan within the 200k-300k mileage range.

How much nitrous can a stock 4.8 handle?

125 shot is fine, anything more you will need to think about upgrading the fuel system. 125 shot is fine, anything more you will need to think about upgrading the fuel system. It can and it cant just dont go cheap,get the needed safety,and make sure you have a good tune and you SHOULD be ok!

Is a 4.8 a 327?

The 4.8L and 5.3L share the same block and bore size, 3.78 inches. … Essentially, the 4.8L is a destroked 5.3L, much like the original 327 was a destroked 350 and the 302 was a destroked 327.

Are 4.8 and 5.3 cranks the same?

The only difference in the 4.8 vs 5.3 now is the Rods and crank. The New Gen IV 5.3L have the same flat top pistons as the 4.8L.

Is a 4.8 a v8?

The GM 4.8 V8 engine is the smallest V8 offered by General Motors in its full-size trucks and vans. The 4.8 series actually includes two engines: the LR4 V8, used in pickup trucks and SUVs, and the LY2 V8, used in full-size cargo and passenger vans.

How much HP does a 4.8 Vortec have?

GM 4.8L Liter V8 Vortec L20 EngineType:4.8L Gen IV V8 Small BlockHorsepower hp (kw)Chevrolet Express > 10,000 lbs285 hp (213 kW) @ 5400 RPM SAE CertifiedChevrolet Express < = 10,000 lbs285 hp (213 kW) @ 5400 RPM SAE Certified "GMC Savana > 10GMC Savana < = 10,000 lbs285 hp (213 kW) @ 5400 RPM SAE Certified41 more rows