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GSC Power Division billet R1 camshafts for Mitsubishi Evolution 4–8 models with the 4G63T engine feature a 268/268 profile intended for high-revving street and race setups. Supplied as matched intake and exhaust camshafts, these billet pieces offer precise valve timing control for builders seeking a durable, performance-oriented cam upgrade for the 4G63T platform.
GSC Mitsubishi Evolution 4-8 4G63T Billet R1 Camshafts 268/268
