This listing is for an engine rebuild kit for 1987-92 Chevrolet GMC trucks with the 305ci (5.0L) V-8 engine. P/N 418-201. This kit contains the following new, PREMIUM parts: Cast Piston Ring Set - specify size Rod Bearing Set - specify size FULL Engine Gasket Set Main Bearing Set - specify size Cam Bearing Set Timing Chain & Sprocket Kit Oil Pump The Guardian kit offers rebuild kits with quality, NAME brand parts such as Sealed Power, Fel-Pro, Victor, King, Melling, and Cloyes.Mahle Melling King Perfect Circle Melling