Question: How Much HP Can An LS Block Handle?

How can I get more horsepower out of my ls2?

On a stock LS2 car engine, the following upgrades can improve performance and fuel economy:A cold air intake kit.Headers.A cold thermostat.An aftermarket exhaust system.A computer programmer..

How much HP can you get out of a 6.0 LS?

The engine was first run in naturally aspirated trim. So equipped, the Big-Bang 6.0L produced 529 hp at 6,800 rpm and 457 lb-ft of torque at 5,100 rpm.

How much HP can a 5.3 LS make?

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

Are all LS cranks the same?

The majority of factory LS crankshafts utilize a 3.622-inch stroke; the only exceptions are the 4.000-inch units found on the LS7 and the 3.267-inch cranks used in 4.8L truck motors. … For the most part, the 3.622-inch crankshafts used in the 5.3L, 5.7L, 6.0L, and 6.2L Gen III/IV engines are all the same.

What LS engine 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.

How much HP can a ls1 make?

Even in emissions-legal trim, a blown LS1 will pump out over 500 wheel horsepower, with 800 wheel hp available for a serious stroker effort. With turbo motors, the sky is the limit, as 1,000 hp is a common occurrence, with the ability to adjust the power output by turning a simple boost knob.

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 HP can a stock LS crank handle?

The stock crankshaft can handle about 900 hp and 7,000 rpm (for a limited time). A Forged Crankshaft upgrade will add strength to the bottom end.

How much horsepower can a ls2 handle?

about 800 hp.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.

Which is better ls1 or ls2?

The LS2 intake is slightly better than the LS1 intake. … The LS2 intake has a larger opening and larger intake runners. It’s also designed for a 6.0L motor and flows enough air to keep a 400 horsepower 6.0L happy. The LS1 intake is designed for a 5.7L and flows enough air to keep a 350+ horsepower 5.7L happy.

Do LS engines have forged internals?

The trend in the modern engine age has focused on narrower ring thicknesses in an attempt to improve both ring seal and reduce friction. With the exception of the supercharged LS9 that uses a forged piston, all factory LS engines employ a cast aluminum piston with a 1.5mm / 1.5mm / 3.0mm ring package.

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.

How much power can a ls1 block handle?

x can be done easy. Engine will handle it fine as long as the wet kit is tuned right. how much HP a stock LS1 engine can handle? Most people will tell you 500-550 rwhp is a reasonably safe limit to push a stock bottom end.

Which LS engine is strongest?

LSX454RThis list starts with the strongest engine of them all – the LSX454R. Under this name hides a 454-cubic inch displacement or CID., and a 7.4-liter, 776 horsepower V8 monster aimed at drag racers. The LSX454R is the most powerful LS crate engine of all time.

How long do LS engines last?

250-300KLS engines can last 250-300K if properly cared for (and that’s not hard, I just mean change oil, see to coolant levels, etc.)