Yella Terra Pro Street Shaft Mount Rocker Arm - 1.70 Ratio - Roller Tip - GM LS-Series 739009 yet provides more cranking power

yet provides more cranking power

New tumble polished billet look

Riveted reinforcement plate adds strength and high-pitch 32° blades increase airflow

4100-4500 RPM Stall

Yella Terra Pro Street Shaft Mount Rocker Arm - 1.70 Ratio - Roller Tip - GM LS-Series 739009 yet provides more cranking powerProduct Description: Rocker Arm Pro Street 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