Valve Springs, Retainers

Supertech 8mm Shim 3.25mm Thick

Supertech 8mm Shim 3.20mm Thick

Supertech 8mm Shim 3.15mm Thick

Supertech 8mm Shim 3.10mm Thick

Supertech 8mm Shim 3.05mm Thick

Supertech 8mm Shim 3.00mm Thick

Supertech 8mm Shim 1.50mm Thick

Supertech 8mm Shim 1.40mm Thick

Supertech Titanium Retainer for BMW S54 M3 / SPR-2521/2 / 6.0mm Valve Stems (Drop Ship Only)

GSC P-D Toyota 2JZ-GTE Extreme Pressure 0.060in Chromoly Spring Seat (Set of 24) from gsc5086

GSC Nissan RB26DETT/RB26 0.211in Chromoly Intake Spring Seat (Set of 12)

GSC Nissan RB26DETT/RB26 0.211in Chromoly Exhaust Spring Seat (Set of 12)

Manley 7 Degree +.050in Height 16pc Steel 4140 Chromoly Steel Spring Retainers

Supertech Audi 2.5T FSI Beehive Valve Springs - Single (D/S Only)

GSC Round Wire Conical Valve Spring - Multiple Kit Fitment