D640 Engine Full Gasket Kit with Head Gasket. For Kubota D640 FIT Tractor Diesel Engine Excavator. 1 Set Full Gasket Kit with Head Gasket. We mainly produce and sell the following parts. If you need, please let us know. Cylinder head, cylinder head assembly, cylinder liner, piston, piston pin, piston ring. Valves (intake, exhaust, seat and conduit), springs. Bushing, main bearing and connecting rod bearing. Water pump, oil pump, fuel pump, fuel injector. Crankshaft, camshaft, connecting rod. Full Gasket Kit with Head Gasket. UPS Surepost usually takes 1-6 workdays. UPS Ground usually takes 1-5 workdays. If you don’t receive package over 30 business workdays, please inform us. Duty for International Buyers. We will do our best to offer you satisfied resolutions.