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gsc3057
GSC P-D Porsche 996/997 Turbo Manganese Bronze STD Style Exhaust Valve Guide - Single
gsc3058
GSC P-D Porsche 996/997 Turbo Manganese Bronze STD Style Intake Valve Guide - Single
gsc3997
GSC P-D Porsche GT3 CUP 996/997 Manganese Bronze STD Style Intake/Exhaust Valve Guide - Single
gsc3080.001-1
GSC P-D SBC Intake/Exhaust Valve Guide 2.1in L x .3415in ID x .502in OD +.001in .35in Taper - Single
gsc3080.003-1
GSC P-D SBC Intake/Exhaust Valve Guide 2.1in L x .3415in ID x .502in OD +.003in .35in Taper - Single
gsc3081.001-1
GSC P-D SBC Intake/Exhaust Valve Guide 2.25in L x .3415in ID x .502in OD +.001in .35in Taper- Single