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S58 Supertech Valvetrain

Introducing the baddest valvetrain parts for your G8X


One piece forged black nitrated stainless intake valves and sodium filled inconel valves for the exhaust side.

Match these valves with #supertech springs and titanium retainers, you will be on your way to an indestructible motor. 


12 Sodium Inconel Valves

12 Stainless Intake Valves

1 set of 5/6mm billet keepers

24 Beehive springs and titanium retainers

24 Valve seals

S58 Supertech Valvetrain

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