GSC Power Division S3 Billet Performance Camshaft Kit EJ25 GRB/F STI DAVCS GSC Power Division It's all in the detail

It's all in the detail

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Roger Clark Motorsport have developed the ultimate range of stock position hybrid Subaru turbos to suit EJ20

Please note that all closed deck blocks are Centre Thrust

GSC Power Division S3 Billet Performance Camshaft Kit EJ25 GRB/F STI DAVCS GSC Power Division It's all in the detailGSC Power Division billet S3 camshafts for the 08+ Subaru STi EJ257 with Dual AVCS. These camshafts are built to suit high horsepower cars with a power range of 750 1000 WHP and a rev range of 4500 9500 RPMs. Specific engine modifications are required to utilize the true potential of these camshafts including a built bottom end (sleeved or closed deck reccomended), built ported heads (casting must be clearanced for higher lift), and upgraded valve