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 sodium filled exhaust valve set for high performance builds
Inconel-Nimonic / Sodium Filled, Std 28mm, set of 12.
Inconel-Nimonic / Sodium Filled, oversize 28.50mm (+0.5mm), set of 12.
Stainless Steel 21-4N, Standard Size 31.40mm - Set of 12
Stainless Steel 21-4N, Oversize 31.9mm (+0.5mm)
Inconel-Nimonic / Sodium Filled, Std 28mm
This product was last offered at the strikethrough price on
05-02-2026
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
Replacement exhaust valve
This product was last offered at the strikethrough price on
05-02-2026
Replacement Exhaust valve from TRW
High performance valve springs. 75lb @ 37mm, 155lb @ 10mm
This product was last offered at the strikethrough price on
05-02-2026