Electronic Fuel Injection (EFI). Hemispherical combustion chamber delivers rapid combustion. 9.1:1 compression ratio generates high power output without the need for premium fuel. Pressure fed crankshaft bearings. STR Governor (Self Tuning Regulator). Integrated cylinder and head. Racing inspired forged steel connecting rods and rocker arms. Insert style rod bearings. High capacity 36 blade cooling fan. Aluminum push rods with steel tips – lighter weight, lower vibration, and quieter operation. Dual element (foam pre-cleaner and paper filter element). High capacity charge systems (17A or 26A). Oil cooler helps slow oil degradation, and maximizing engine life. SAE J1939 CAN Bus communication functionality. Rev limiter protects against damage caused by over-revving. EASY TO USE AND MAINTAIN. Link with tablet or PC for easy diagnosis. Automotive-type spin-on oil filter. Full Auto Choke for ease of use. Electronically controlled RPM programming for a variety of applications. Conveniently located controls, with several configurations available based on user preference. Automatic mechanical de-compression system.