Premium head gasket for the Yanmar 3TNC78 / 3D78N 3-cylinder diesel engine. Fits Kobelco SK025, Komatsu PC10-7, Doosan DH030, and Takeuchi mini excavators. Bore 78 mm.
Complete gasket set including; head gasket (set), crankshaft bearing, valve stem seals, exhaust gaskets, intake gaskets, oil seals and other gaskets as shown in the picture.
Complete gasket set for the Mitsubishi K4B engine (MT1801). Direct OEM replacement (ref. MM408-478) with cylinder head gasket, crankshaft seals and all engine gaskets for a full overhaul.