Which LS Engine Do I Have?

Which LS engine 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…•.

Is a 327 and 350 block the same?

The difference in the displacement comes from the crankshaft stroke. The 327 uses a 3.25 inch stroke, where the 350 uses a longer 3.48 inch stroke(thats what makes it bigger). Depending on the year of the block, the biggest difference in the block itself is the main journal size.

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.

How much does an LS engine cost?

A more realistic starting budget is around $1500 to $2000 for a basic swap using a common truck engine, factory exhaust manifolds, and your existing front crossmember and rear axle.

What does LS stand for engine?

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.

Why is a 327 better than a 350?

A 327 with it’s shorter stroke would need shorter gears so it can GET to its revs, where a 350, with its slightly longer stroke and more torque output will pull a little taller gear than the 327 will.

Will 327 heads fit on a 350?

They are perfect for a 350. Both the 327 and the 350 have a 4″ bore so they like the same heads. Old heads like that will have softer valve seats, so if you want them to last a long time, you should either replace the seats or run leaded gas in the engine.

Will a 327 crank fit a 350?

Registered. 350 and 327 have the same bore but different strokes (3.48-3.25) so putting a 327 crank in a 350 will do nothing but make it a 327. They have different main bearing sizes or somthing like that so it would be easiest to find an old 327 block and crank rather that trying to fit a 327 crank into a 350 block .

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.

The LS engine family is known for having smaller proportions than its competitor’s engines, making it much easier to swap into cars with small engine bays. … The push-rod design that they continue to use is unlike almost all modern engines that have overhead cams.

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.

Is Vortec and LS the same?

Although Vortec engines are “LS” based they are NOT LS engines IMO. … You can gain an inch or two by removing the plastic engine cover and cutting some of the plastic tabs on top of the Vortec intake manifold. … The block and the heads are LS but the rest of the engines was made to fit a truck not a car.

Is the 5.3 Vortec an LS motor?

It would instead be the series of iron-block, aluminum-head LS engines produced under the Vortec brand name for Chevrolet, GMC, Cadillac, and Hummer trucks that would greatly expand the family. These are found in displacements that included 4.8-liters (LR4), 5.3-liters (LM7, L59, LM4), and 6.0-liters (LQ4, LQ9).

Are 5.3 and 6.0 blocks the same?

The 6.0 block is a different block than a 4.8/5.3 block. The 6.0 block can be bored out +. 030″ larger to make it a 4.030″ bore, too.

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.

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 is the best 6.0 LS motor?

However, all five can be honed to 3.89-inches to use LS1 or LS6 pistons. If it is a large bore that you crave, the 6.0L blocks (LQ4 and LQ9) are the best of the Gen IIIs.