TEXAS SPEED 1.72 RATIO ROLLER ROCKER SET FOR CATHEDRAL HEADSTEXAS SPEED 1. 72: 1 RATIO ROLLER ROCKER SET FOR CATHEDRAL HEADS Fits LS1, LS2 and LS6 style heads, including cathedral port truck heads (like 243, 317, 706) From Texas Speed: "We are proud to introduce our new Texas Speed & Performance LS1 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

Rubber Grommet)

52 WHP on E85 at 58psi 90%DC Turbo 466

2009-2013 Chevrolet Avalanche (2wd/4wd) 4

Cable operated throttle body with 102mm opening

5 93-795653C

In our beta testing against competitors tapered ring compressors

For LS7/LS9 Engines: Your Choice of (1) 11570163 Chevrolet Performance LS7 Crankshaft Damper Bolt OR ARP 234-2504 Crankshaft Damper Bolt

Using a brand new LS3 crate engine

Made from the highest quality 6061 Billet Aluminum

Size Part Number 15x8 92-580150DP 17x4

99-13 GM Truck Cooling Hose Plastic Eliminator Kit

and 4 ground switched outputs