X-Pro 125cc 4-stroke ATV Engine Semi-Auto Transmission w/Reverse, Electric Start…

125cc 4-stroke engine with semi-automatic transmission and reverse functionality Electric start for easy ignition Engine model: 308-999029 CDI ignition method for reliable performance Single cylinder, 4-stroke, 2-valve engine type Pressure/splash lubrication system for optimal engine health Air-cooled cooling system to maintain temperature during operation Carburetor atomization for efficient fuel supply Delivers 7.64 HP at 7500 ± 500 RPM (5.7 KW at 7500 ± 500 RPM) Maximum torque of 8.0 N·m at 5500 ± 500 RPM Semi-automatic transmission with 3 forward gears and 1 reverse gear Automatic multi-plate wet clutch for smooth operation Minimum stable idle speed of 1500 ± 150 RPM Fuel consumption rated at 9.65 oz/HP·h (367 g/KW·h) Cylinder diameter of 2.06 inches (52.4 mm) Carburetor model: PZ22 Piston stroke of 2.18 inches (55.5 mm) Plunger type carburetor for enhanced performance Bore and stroke measurements of 2.06 inches x 2.18 inches (52.4 mm x 55.5 mm) Spark plug model: A7TC Cylinder working volume of 0.03 gallons (120 ml) Requires fuel with an octane rating of 87 or higher Compression ratio of 9.0:1 for efficient combustion Lubrication model: SF15W/40-SE CFW ignition type for improved efficiency Lubrication capacity of 0.20 gallons (900 ml) This product is designed for durability and performance, making it an excellent choice for ATV enthusiasts