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GSC Power Division intake and exhaust valve guide set for BMW N63 and S63 engines, supplied as a set of eight guides. These components are intended for engine rebuilds and maintenance where valve-to-guide clearances are restored or corrected. The set supports service procedures that maintain proper valve motion and sealing in the specified twin‑turbo BMW engine families.
GSC P-D BMW N63/S63 Intake/Exhaust Valve Guide (Set of 8)
