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GSC manganese bronze intake/exhaust valve guide for GM engines, measuring 1.95 inches long with a .341 inch ID and .5022 inch OD, is available as a single replacement from GSC Power Division. The specific sizing is provided to ensure correct match in head servicing and valve train rebuilds requiring that dimension. Sold individually for selective repair use.
GSC P-D GM 1.95in L x .341in ID x .5022in OD Manganese Bronze Intake/Exhaust Valve Guide - Single
