Post Tagged with: "LR4"

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LS Engines

LR4 4.8L Engine Upgrade Guide: Expert Advice for LR4 Engine Mods to Maximize Performance

[Editor’s Note: This LR4 engine upgrade guide is part of a series of LS engine upgrade guides assembled by a team of LS experts at Summit Racing that we are sharing at OnAllCylinders. […]

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LS Engines

LR4 4.8L Engine Specs: Performance, Bore & Stroke, Cylinder Heads, Cam Specs & More

Mechanically similar, General Motors’ LS and LS-based Vortec engines wound up on almost every branch of the GM family tree: Chevy, Pontiac, GMC, Cadillac, Buick—heck, even Saab, Hummer, and Isuzu got some […]