Motor Trend

How to Add 100 RWHP with a Trick Flow Top-End Kit

Blow Your Top! - Add more than 100 rear-wheel horsepower to your LS3 with a Trick Flow top-end kit The crazy times we live in as gearheads. Wasn’t that long ago, a performance car leaving the factory ...
Hot Rod

Small Block LS Engine Dyno Testing Part II - Big Power, Small Budget

With the majority of the short-block assembled in Part I, the L92/LS3 engine is ready to be completed and then tested on the dyno. To recap the build, in Part I Texas Speed and Performance (TSP) used ...
Motor Trend

LS3 Cylinder Head, Cam, and Intake Swap - Crate LS3 Throw Down

These days, opting to build a Mouse motor over an LS small-block probably means that familiarity and practicality both stepped into the boxing ring, and the former won via TKO in the 12th round. With ...
Hot Rod

LS3 Cam and Cylinder Head Swap - Late Crate Update

Starting with an increase in displacement, the LS3 checks in at 6.2 liters (376 ci) versus the previous 6.0L LS2 combination. This comes courtesy of an increase in bore from 4.00 inches (in the LS2) ...