Pair Your High Performance Valves with a Set of Upgraded Springs and Retainers!
Pair Your High Performance Valves with a Set of Upgraded Springs and Retainers!
High performance valve spring kit including retainers. 84lb@ 37mm, 157lb @ 10mm
Upgrade Your Factory Intake and Exhaust Valves
High performance valve spring kit including steel retainers. 75lb @ 37mm, 155lb @ 10mm
Single Groove black nitride intake valve set for high performance builds
Two required per valve, necessary for use with certain supertech valves
High performance valve springs. 84lb@ 37mm, 157lb @ 10mm
High performance valve springs. 75lb @ 37mm, 155lb @ 10mm
High performance valve springs. 75lb @ 37mm, 155lb @ 10mm
This product was last offered at the strikethrough price on
05-02-2026
Two required per valve, necessary for use with certain supertech valves
Single Groove black nitride intake valves for high performance builds
High performance valve springs. 84lb@ 37mm, 157lb @ 10mm