Rocker Arm, Ultralite, Shaft Mount, 1.80 Ratio, Roller Tip, Aluminum, GM LS7 Series, Kit

Rocker Arm, Ultralite, Shaft Mount, 1.70 Ratio, Roller Tip, Aluminum, GM LS-Series, Kit         

GM LS7 ULTRALITE R/A KIT - 1.8 RATIO

Yella Terra is a manufacturer of roller rockers, performance cylinder heads, superchargers and billet flywheels. Based out of Australia, the companies main focus is on muscle car performance.