Plug, Hex, Crankshaft Oil Galley, for 90~95 ZR-1 LT5. Sold individually, Four (4) Hex Drive, Threaded Plugs are required per engine. 

NOTE: This is a NEW, GM OEM part. This plug came in two different drive types, square & hex.  Hex drive is shown in the part photo. We will send the same type when more than one plug is ordered, subject to availability.  Both are identical in fuction.