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GSC Power Division billet S1 camshaft kit for 2002–2005 Subaru WRX EJ205 engines includes S1 profiles listed as 270/266 in billet construction. This matched billet cam set is intended to replace factory cams with a street-oriented profile to alter valve timing for improved midrange and top-end behavior in EJ205 turbo applications. The kit ships as a complete cam assembly.
GSC P-D 02-05 Subaru WRX EJ205 S1 Cams 270/266 Billet
