How Can I Get More Horsepower Out Of My Ls3?

Are ls2 and ls3 blocks the same?

A year after the LS2 debuted in the sixth-generation Corvette, the 7.0 LS7 upstaged it in the Corvette’s Z06 model.

The LSA block is nearly identical to the LS3 and L92 casting, and has the same basic features of all-aluminum LS blocks spun cast-iron cylinder liners and deep-skirted six-bolt powdered metal main caps..

How much boost can a ls3 intake handle?

The factory LS3 bottom end is able to handle a lot of power even with a power adder when tuned properly.” “[To get 500 horsepower] we’d run about 8- or 9-pounds of boost and know that that stock engine is going to be just fine.

How much HP can a stock 6.0 LS handle?

One of the main things to realize when building a stout LS engine is that the stock parts themselves can easily handle 500 to 600 hp (depending on the engine chosen to start with). Since the crank and rods are cast items, many jump to the conclusion that they need to be replaced for reliability.

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.

How much nitrous can a CAM only ls3 take?

“A stock LS3 can usually take 150 hp of nitrous in stock form, and up to 200hp with race fuel,” says Lewis. He points out that a good rule of thumb for retarding timing is to dial back two degrees for every 50 hp of nitrous, ending up with a total of 19 degrees.

Which LS engine is best?

Best LS EnginesLS9/LSA: Made for the 2009-2013 Corvette ZR1, the LS9 is a supercharged 6.2L engine rated at 638 horsepower — the most powerful of all small blocks. … LS1: This is the one that started it all! … LS7: Introduced in 2005, the LS7 sported 427 cubic inches, making it the largest small block ever.More items…•

How much horsepower can a 5.3 LS make?

around 320 hpThe stock 5.3L is factory rated around 320 hp with 340 lb-ft of torque.

Which is better ls2 or ls3?

But, the most obvious difference between the two is the displacement. The LS2 has 6.0L of displacement, and is technically was the first Gen IV Chevrolet engine. The LS3, on the other hand, has 6.2L of displacement and is also Gen IV Chevrolet engine. … To no one’s surprise, the LS3 heads are better than the LS2 heads.

What LS motor has the most horsepower?

LS7In stock form, an LS7 makes 505 horsepower and 470 pound-feet of torque making it the most powerful naturally aspirated engine that General Motors has ever put in a production car.

What is the difference between an LS and LT engine?

The LT’s direct injection fuel system is vastly more complex than any LS engine’s. This adds a lot of unknowns to any project. … The LT also lacks a power steering pump for those that are looking to retrofit a Gen V engine into a vehicle that has hydraulic power steering.

How much horsepower can you get out of a ls3?

The LS3 was a robust entry into the Corvette’s arsenal, offering up to 436 hp (with dual-mode exhaust) and nearly as much torque. Based on the LS2 that preceded it, the LS3 provided a better head design, a more aggressive camshaft, and a strengthened casting.

How much does a ls3 engine cost?

SALE PRICE: $7,861 The LS3 6.2L is the 430-hp standard engine in the Chevrolet Camaro SS and the all new RWD Chevy SS. It is a fantastic combination of high technology and uncompromising performance. Our LS3 crate engine comes complete, from the Chevy SS-specific oil pan to the ignition system.

Are ls2 engines reliable?

The LS2 is a great and extremely reliable/dependable motor and has accomplished a lot of great things over it’s short 3+ model year lifespan but the LS3 just takes it all that much further and is the hot motor of the future IMO.

How much boost can a ls2 handle?

They can handle about 800 hp. and 6,500 rpm in boosted applications. If you’re getting forged pistons, upgrade to Forged Connecting Rods at the same time.

What LS blocks are aluminum?

The LS2 was essentially an aluminum version of the 6.0L truck block with flat-top pistons, LS6 heads, and an LS1 cam. It is a great motor for swaps and stroker kits, due to its exceptionally long cylinder sleeves and the power potential of the larger bore. Unlike the iron block, it will only take a .