Yella Terra Pro Street Shaft Mount Aluminum Rocker Arm - 1.70" Ratio - Roller Tip - GM LS-Series R03P015 7237Since 1938

7237Since 1938

For all H-D(R) trans including with Evolution engines

Chevrolet Chevelle 1967-1964

2003-2006 Chevrolet Silverado 3500

1969-1969 Buick GS 350

Yella Terra Pro Street Shaft Mount Aluminum Rocker Arm - 1.70" Ratio - Roller Tip - GM LS-Series R03P015 7237Since 1938Product Description: Rocker Arm Pro Street Shaft Mount 1. 70 in 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,