Kawasaki Mule KAF620 Engine Rebuild Kit w/ Rings Image of actual parts included. Kawasaki Mule 620 Engine Rebuild Kit Built to Kawasaki OEM Standards Kawasaki Mule KAF620 Engine Rebuild Kit w/ rings contains: (1) Complete Engine Gasket Kit GS326B (2) 92049-2112 Crankshaft Oil Seals (2) Piston Rings Set Free Fast USPS Domestic Shipping