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GSC's singe cylindrical valve spring kit is their entry level performance valve spring option at an economical cost
293in (IN) / 92lbs @ 1
Fits most newer non-turbo models (check inside diameter against original)
lowering gearbox oil temperatures
This arrangement improves the progressive nature of the diff locking while reducing the rate of disc wear
Subaru Shimless Valve Lifter 438-479 Gear Competition GSC's singe cylindrical valve springGenuine Subaru valve lifter for EJ applications using 35mm diameter lifters (standard on EJ257 EJ255 EJ207 EJ20X EJ20Y). These are shimless type so the thickness is variable and must be selected according to the requirements necessary to achieve the desired valve clearance specification. The lifter number represents the thickness in millimeters (438 = 4. 38mm). These lifters can be used to replace shim over or shim under lifters of the same 35mm
