Yanmar 3T80 Overhaul Rebuild Kit

This major overhaul rebuild kit is engineered for Yanmar 3T80 series 3-cylinder direct injection diesel engines, including variants 3T80, 3T80LE, 3T80LE-HP, 3T80LE-S, 3T80D, 3T80J, and 3T80UJ. The kit provides all components required for a complete in-frame or out-of-frame engine rebuild. Kit contents comprise one full overhaul gasket set with head gasket and seals, three semi-finished dry-type cylinder liners, three standard-size pistons with concave crown (3T80J variant) or flat crown depending on specific engine sub-model, three sets of standard piston rings, three piston pins, three snap rings, three connecting rod bushings, one set of main bearings, one set of connecting rod bearings, one set of thrust washers, three intake valves, three exhaust valves, and three valve guides. Cylinder liners are supplied as semi-finished components requiring final honing to specification. Piston configuration varies by engine serial number; verification of piston crown profile is required prior to assembly.