Yella Terra Pro Street Shaft Mount Aluminum Rocker Arm - 1.70" Ratio - Roller Tip - GM LS-Series HTA22001 MSD Atomic

MSD Atomic

11-1/2 in Long

Converts single-bolt LS engines to 3-bolts configuration

Vibrant Performance offers an assortment of specialty Aluminum AN wrenches to help avoid scratching your beautiful AN Fittings and adapters when having to loosen or tighten them

You can also set a boost pressure point to start the retard

Yella Terra Pro Street Shaft Mount Aluminum Rocker Arm - 1.70" Ratio - Roller Tip - GM LS-Series HTA22001 MSD AtomicProduct 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,