Part Number: 1220A-004C-0000,12200-004-0000,12200-F18-0000 Fitment: HISUN REPLACEMENT CYLINDER HEAD ASSY Complete with VALVES, CAM , ROCKERS , and HEAT SENSORS ! Carburetor Models just won't use the 2 Prong EFI Sensor 2008-2020 and UP, UTV and ATV 500 ! It fits HiSUN CARBURETOR AND EFI 500 UTV'S INCLUDING, Massimo, Supermach, Tomoto, TSC, Bennche, Cub Cadet, Coleman and More ! Please Torque the 4 Head Bolts to 40 Ft./Lbs. ! INCLUDING 1*Cylinder Head Note: We will reply your message or e-mail within 6 hours . Customers satisfaction is very important to us! Please email or ebay message us before leaving any Negative and Neutral feedback or open any dispute on paypal.