Quick Answer: What LS Motor Do I Have?

How do I know if I have a 5.3 LS?

The 4.8/5.3L motors are easy to identify by their large 4.8/5.3 casting mark on the front of the block, but there is no simple, external way to differentiate the 4.8 from the 5.3.

The best way is to yank a head and measure the stroke..

Why are LS Motors so good?

1. Size/Weight of LS engines. … The main reason that they’re such a compact V8 engine is because of their “old-school” pushrod design, as well as all of the modern designs they used when designing the engine block. The push-rod design that they continue to use is unlike almost all modern engines that have overhead cams.

Is the 5.3 a good motor?

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.

What is the strongest LS block?

BMP claims its cast-aluminum (357-T6) LS block is, “the absolute strongest available with important improvements that even the factory race blocks don’t have.” The oiling system is priority-main, meaning that oil gets fed to the crank first and the top end last to prevent starving the main bearings of oil.

How much HP does a 5.3 LS have?

The 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.

How much does an LS engine cost?

LS Swap Cost: What I Paid for My LSx V8 Swap & How to Budget Build YoursParts I BoughtWhat I PaidBudget Build est. Prices6.0L LQ9 Engine$1,500.00$450.00Bellhousing (BHCV-10004)$267.20$200.00Flywheel (FWG-460535)$312.95$50.00C5 exhaust manifolds$50.00$50.0036 more rows•Mar 31, 2017

What LS engine means?

LS is the designation for base model (Luxury Sport) where as LT is luxury trim. The LS family (1–9) are GMs standard small blocks created as a replacement in 1995. 2.3K views. What is the Chevy 350 Vortec engine?

What vehicles have a LS engine?

The LS based small-block engine is the primary V-8 used in General Motors’ line of rear-wheel-drive cars and trucks….L59 applications:2002–2007 Chevrolet Avalanche Z71 Package.2002–2006 Chevrolet Tahoe/GMC Yukon.2002–2006 Chevrolet Suburban/GMC Yukon XL 1500.2002–2007 GMC Sierra 1500 / Chevrolet Silverado 1500.

Which LS engine is best?

What engine is best for an LS swap? In short, the best engine for your LS or Vortec swap is the one you can afford. Sure, we would all love a shiny new LS3 crate engine from Chevrolet Performance or a rebuilt 5.3L long-block from Summit Racing, but once we crunch the numbers that’s not always possible.

Are 5.3 LS Motors?

The GM 5.3L engine (326.1 ci, 3.78-inch bore 3.62-inch stroke) is by far the most-produced displacement in GM’s Gen III, IV, and V family tree. There are millions of these lying around in the salvage-yard—and like all “LS”-based engines, they can produce big power even in well-used, 100,000-mile trim.

What year LS motor is the 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…•