This is the valve guide for 1990-1995 Chevrolet Corvette C4 ZR1 vehicles. This is for those vehicles with the 5.7L LT5 engine. This valve guide can be used for both the intake and exhaust valves. Each engine requires 32 of these guides, 16 per head. This listing is for one (1) valve guide. This guide was manufactured by ACDelco for General Motors. Replace your old part with this brand new factory original guide from General Motors and keep your Corvette running great like it did when it was new!

New. Never Installed. OEM Part. New Old Stock

GM Part # 10090575

Item is number 217 in the GM diagram