Yella Terra Ultralite Shaft Mount Rocker Arm - 1.70 Ratio - Roller Tip - GM LS-Series YT6645 SPEAKER-32-32 these sparks produce easier starting

these sparks produce easier starting

Retainer OD

Brass Jet Extensions screw into the metering block to reposition jets farther back into the fuel bowl to eliminate fuel starvation - and they won't fall out

Kits are often used as an inspection plug or a filler plug

and performance enthusiasts on our staff

Yella Terra Ultralite Shaft Mount Rocker Arm - 1.70 Ratio - Roller Tip - GM LS-Series YT6645 SPEAKER-32-32 these sparks produce easier startingProduct 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