BC Brian Crower Billet Valve Keepers/Locks for 1JZ/2JZ Toyota Supra (BC2950) STMKIT create some serious heat

create some serious heat

we noticed some interesting issues with the intake system after only adding a small amount of power

price is for one bearing half

also known as DSM Link

It saves tons of time because you don't have to remove the reservoir and mix the product by hand

BC Brian Crower Billet Valve Keepers/Locks for 1JZ/2JZ Toyota Supra (BC2950) STMKIT create some serious heat6mm stem diameter, 6 billet performance valve stem keepers or locks are designed to fit BC and OEM retainers. Designed for Toyota 2JZ 1JZ 7M applications. Precision machined from premium billet bar stock chromoly steel and heat treated for maximum strength to insure against shoulder shearing (common with stock and lesser quality brands). Vehicle Fitment: 1987 1998 Toyota Supra (MK3 and MK4 with 2JZ engine Also works with 1JZ engine) Purchase Includes: