Which Ls Do I Have?

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 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.

Is the 8.1 Vortec an LS?

Although we love LS engines, they aren’t exactly built for the same purpose as the Vortec 8.1. A 6.0 LS would make an excellent engine for a high horsepower street car, but not a truck that tows stuff a lot. The Vortec 8.1 was designed for maximum torque at a very low RPM.

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.

Is a 5.3 L Vortec an LS?

The Vortec 5.3L V8 LMG was an engine produced by General Motors for full-size SUVs….GM 5.3L Liter V8 Vortec LMG Engine.Type:5.3L Gen IV V8 Small BlockBore x Stroke:96.01 x 92mmFuel system:Sequential fuel injectionFuel Type:Regular unleaded and E85 Flex FuelMaximum Engine Speed:6000 RPM50 more rows

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 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.

Why are LS engines 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.

How do I know what LS engine I have?

How to Identify an LS EngineThe 8th digit of the VIN.By visual inspection. The easiest way to tell the difference is to check the 8th digit of the Vehicle Identification Number (VIN) on the original vehicle. (See below.) If you don’t have the VIN, you can still identify the engine by visual inspection if you know what to look for.

How much HP does a 5.3 LS have?

GM 5.3L Liter V8 Vortec LMF EngineType:5.3L Gen IV V8 Small BlockChevrolet Express:310 hp (231 kW) @ 5200 RPM SAE CertifiedGMC Savana:310 hp (231 kW) @ 5200 RPM SAE CertifiedTorque: lb.-ft. (Nm)Chevrolet Express:334 lb.-ft. (453 Nm) @ 4500 RPM SAE Certified35 more rows

Is the 5.3 a good motor?

The 5.3L V8 Vortec 5300 considered as an engine that is extremely reliable. In fact, many vehicle owners with the engine report having the engine run without minimal issues up 220k miles. Additionally, the engine blocks are very bulletproof too.

How can I make my 5.3 LS faster?

How to Make My 5.3 FasterLow-Cost Aftermarket Performance Parts. Install the basics to begin transforming the 5.3-liter Vortec engine. … Mid-Priced Aftermarket Performance Parts. Install a set of ceramic-coated headers to further improve exhaust efficiency. … High-Cost Engine Modifications. Install a forced-air induction system.

What vehicles have a 6.0 LS engine?

6.0 LChevrolet Express/GMC Savana.Chevrolet Silverado 2500 Pickup, 3500 Pickup, Crew Cab, and Chassis Cab/GMC Sierra 2500 HD Pickup and Crew Cab, C3, Denali, and 3500 Pickup and Chassis Cab, 1500HD Crew Cab.Chevrolet Suburban/GMC Yukon XL Denali.Hummer H2.GMC Yukon Denali.

Is Vortec the same as LS?

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. This may be all you need for clearance and a Vortec will fit in your car.

What does LS stand for on Chevy engines?

Luxury SportLS 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.