Valvetrain

Rebuilding your cylinder head? Valve seals are cheap and easy to replace while the head is off. Our Boost Monkey valve seals are made of...

BMW B58 3.0LToyota A90 MKV Supra B58 3.0L SPRK-MCB58Beehive Valve Spring KitSeat Pressure: 75 @ 37mmOpen Pressure: 155 @ 10mmMax Lift: 12.2mmCoil Bind: 23.20mmRate: 8Kit spring:...

Looking to upgrade your valve train? This Supertech valve spring kit is the perfect option for your Turbo or N/A Cylinder head build. Will fit...

These Supertech valves are a great upgrade to the stock two piece valve design. Their one piece construction offer superior resilience.  These valves kit are sold...

These Supertech valves are a great upgrade to the stock two piece valve design. Their one piece construction offer superior resilience.  These valves kit are sold...