Motor is a complete full mod top to bottom. Was just rebuilt by TLR and has 0 hours. It has pro circuit cams, valves, and piston. Titanium wrist pin bearing. Crank works crank. Full rekluse clutch. GYTR ignition cover. Polished transmission. Works connection oil filter cover. Brisk racing spark plug. World wide ceramic bearings. Motor cost me 9,000$ in upgrades plus the cost of the motor its self.