TEXAS SPEED 1.72 RATIO ROLLER ROCKER SET FOR RECTANGULAR (LS3 STYLE) HEADSTEXAS SPEED 1. 72 RATIO ROLLER ROCKER SET FOR RECTANGULAR (LS3 STYLE) HEADS From Texas Speed: "We are proud to introduce our new Texas Speed & Performance LS3 steel rocker arm kit! Our kit features steel rocker arms that offers better strength than the factory setup with a roller tip for reduced wear and friction on the valve tip. They are a great option for a quality set of aftermarket rocker arms without adding all of the unnecessary valvetrain

2001 - 2006 GMC Sierra 1500

Being part of the Holley modular intake line means that this intake is not only available as a complete kit with intake

A clutch pedal that is easier to modulate with a predictable

it can be ported by the customer for even more flow

while keeping OEM driving characteristics in check

yet is still mild enough for daily driving

Retains OE-Compatible Fuel Level Sending Unit

Stage 4 3000RPM Stall Speed Minimum

5psi 90%DC Turbo 1505

The stage 1 225/236 camshaft represents the smallest off the shelf camshafts currently available from TSP for the LS3-based engines

along with multiple spark capabilities

3" X-Pipe w/3" connection for Z06