Hot Rod

First Look: Performance Design’s XS Intake Manifold for LS3 V-8

A stock LS3 rec-port intake manifold is hard to beat and only costs $299. When Chevy went back to the drawing board after the success of the cathedral-port Gen III LS1 small-block V-8, it realized ...
Motor Trend

490ci LS Engine that Makes 700 hp and 665 lb-ft of Torque

Follow along as we finish up our big-inch LS and send it over to Westech Performance for some quality time on their SuperFlow 902 dyno. 01. Chris Pollock at Evod Garage in Escondido, California, ...
Hot Rod

Mast's Supercharged 917hp LS 427 - Little Big Man

Son, you better get yourself some tubs. It's not often that you open up an engine build story by talking about chassis modifications, but with the way Mast Motorsport's supercharged 427ci LS ...
Motor Trend

New FAST LSXR Intake Manifold & RHS LS Race Block - Expanding Horizons

The folks at COMP Performance Group have been hard at work on a selection of products sure to be an instant grand slam with the LS community, and two particularly interesting items on hand at the ...
GM Authority

Holley Introduces New Lo-Ram LS Intake Manifold Range

Bowling Green, Kentucky-based aftermarket supplier Holley Performance has unveiled its new Lo-Ram LS intake manifold product line, which was designed specifically for Gen III and Gen IV General Motors ...