Supertech valve keepers (also known as collets) are precision machined using high quality material to give a finished product worthy of Supertech’s established reputation.
Supertech 5.0mm Valve Lock - 7 degrees (2 per valve) BMW N54B30A
£3.47
Supertech Conical Valve Spring and Retainer Kit 75lbs at 36.5mm BMW N54B30A
£1,132.11
Supertech 6mm Single Valve Lock conversion – 7 Degrees BMW N54B30A
£2.43
