Yella Terra Ultralite Shaft Mount Rocker Arm - 1.70 Ratio - Roller Tip - GM LS-Series YT6645 29701510 Boost proportional retard when used

Boost proportional retard when used with optional boost (MAP) sensor to control amount of retard per PSI of boost pressure

With Out EGR

Left Rear Shock To Arm

20ft of 3/8Gg Vapor Guard Fuel Hose

Yella Terra Ultralite Shaft Mount Rocker Arm - 1.70 Ratio - Roller Tip - GM LS-Series YT6645 29701510 Boost proportional retard when usedProduct Description: Rocker Arm Ultralite Shaft Mount 1. 70 Ratio Roller Tip Aluminum GM LS Series Yella Terra has been designing, developing and manufacturing High Performance products in Australia for over 50 years! Over 60 Years of Performance Innovation! From humble beginnings in the early 1960s Dyno Dave Bennett and his staff have built Yella Terra into Australias leading manufacturer of Roller Rockers, Performance Cylinder Heads, Superchargers