RCM Motorsport 35mm Bucket Shim - DLC Coated Engine_Cylinder Head Accessories In addition to this the

In addition to this the increased scavenge effect in the crankcase improves the ring to bore sealing properties

As original items are no longer available from Subaru Japan

or running high boost on track

These can be purchased singularly or as a caliper set

designed to promote smooth

RCM Motorsport 35mm Bucket Shim - DLC Coated Engine_Cylinder Head Accessories In addition to this theRCM Motorsport 35mm Bucket Shim DLC Coated Precision Engineered for High Performance Engines The RCM Motorsport 35mm Bucket Shim is designed for demanding performance and motorsport applications where strength, precision, and durability are paramount. Manufactured from premium materials and finished to exacting tolerances, these bucket shims deliver consistent valve control even under extreme RPM and temperature conditions. Diamond Like Carbon (DLC)