2ZZ Rocker Shaft Plug Service Additives After years of testing previously

After years of testing previously in Lotus Cup USA and on high-performance street and track day applications

Uses 2 position Bosch mating connector

Used as stabilizers

optionally

even with Auto-Blip

2ZZ Rocker Shaft Plug Service Additives After years of testing previouslyEliminates the issue of dislodged OEM freeze plug installed in the rocker shafts. This is a common issue we have experienced in both street and racing applications causing malfunction of the VVL (aka cam switch over). We can service your shafts or we can also provide new ones with the modification already completed. The below price is for the machine service and plug per rocker shaft.