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 ...
Hot Rod

Intake Manifold Investigation

It might seem that the intake manifold is one of the simplest components on an engine. After all, the purpose of the intake is to provide a series of passages to join the carburetor with the intake ...
Motor Trend

SEM Motorsports Intake Manifold - Upping The Velocity

Designed and constructed by SEM from A365-T6 aluminum and heat-treated Plenum features 2.75L of internal volume for increased flow capacity to supply enough volume for higher rev limits Shallow ...
Motor Trend

C&L Performance Three-Valve Intake Manifold Upgrade

We Get Our Hands On One Of The First C&L Performance Three-Valve Intake Manifolds--It Added 27 RWHP. During the summer of 2008, C&L Performance made a surprise announcement--it was nearing completion ...