GM LS Engines Archives - Engine Builder Magazine
Silver Seal LS Engine Parts Catalog

See Silver Seal’s Chevy/GM LS7 Delphi Lifters 25341990, OEM Plastic Lifter Trays and Bolts, Complete LS7 Lifters Guides & Bolts Kit and much more.

Naturally Aspirated LS3-Based TA2 Engine

With a 40-year history in all sorts of racing, machining and engine building, Pro Motor Engines in Mooresville, NC can do just about anything in-house from NASCAR to drag racing and everything in between. Just check out this LS3-based TA2 spec engine!

ProCharged 400 cid LSX Engine

With a chassis built by Miller Race Cars for a drag racing application, an SDPC Raceshop customer recently got this ProCharged 400 cid LSX engine built, which runs on race gas and methanol. Find out what helps this engine make 1,600 horsepower!

LS Engine Swap Tips

The LS was almost purposely designed for engine swapping. Today, a fledgling industry is built around LS swapping and aftermarket parts vendors ready to support them.

GM 6.6L LT Iron Block Engine

The build consists of a 416 cid iron block LT engine, capable of making 2,000 horsepower in a forced induction application. This is a combination becoming extremely popular for high output (1,500+ hp) engines in the latest model GM vehicles.

COMP Cams Billet Valve Covers for GM LS Engines

New COMP Cams Billet Valve Covers for GM LS Engines clear all types of valve train components for GM LS engines, including shaft mount rocker systems, and provides for internal valve spring oiling.

Holley 4-Bolt Throttle Body Nitrous Plate Kits for GM LS Engines

If you’re running one of the many GM LS-based engines and would like to add up to 250 additional horsepower, NOS has complete nitrous kit options for you.