This is the PCV crankcase ventilation cover for 1990-1995 Chevrolet Corvette ZR1 vehicles. This item is for those vehicles with the 5.7L LT5 engine. This item mounts on top of the engine and is part of the PCV emission system. One cover is used per engine. This is a rare item that is no longer available from GM. This part was manufactured by ACDelco for General Motors.

New. Never Installed. OEM Part. New Old Stock

Part # 10168603

Alternate Part # 10187993 (number on the item)

Item is number 548 in the GM diagram