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This GSC Power Division intake valve guide is an oversized +0.001in OD unit for FA20 engines used in BRZ, FR-S and 86 platforms, sold as a single guide. It restores correct valve-to-guide clearance when engines require a +.001 oversize solution during service or rebuild, offering a direct replacement matching the specified FA20 intake guide dimensions.
GSC P-D FA20 BRZ/FRS/FT86 Intake Valve Guide Oversized +.001in OD - Single
