Compressor Scarifier Lawnmower Pump Generator Pressure Washer Gokart Lawnmower Cement Mixer Dust Collector Flail Mower. Compression Ratio : 8.5:1. Air Cooled 4 Stroke OHV Single Cylinder. 5.5 HP / 4.1 KW. 4.0 HP / 3.0 KW. Fuel Capacity : 3.6 Litres Engine Oil Capacity : 0.6 Litre. Diameter of Drive Shaft. 20 mm / 0.79 inche. NOT 0.75 INCH, NOT 3/4′. Length of Drive Shaft / Crankshaft. 250mm / 9.84 inches. Distance Between Bottom Fixing Holes (Clutch Side, Centre of Eye to Centre of Eye): 165 mm / 6.5 inches Distance Between Bottom Fixing Holes (Pullstart Side, Centre of Eye to Centre of Eye): 165 mm / 6.5 inches Distance Between Bottom Fixing Holes (Pullstart to Clutch across, Centre of Eye to Centre of Eye): 77.06 mm / 3.03 inches. Please double check the diameter of driver shaft and the Length of Drive Shaft / Crankshaft! Please leave us your full name, your telephone number and detailed address when ordering. We try our best to pack the products as good and safe as possible, so they always arrive in a good condition. We offer sophisticated products at a high technological level, with the highest possible quality and the most favorable price. With these parts you can replace your defective parts simply plug and play. 24 months without mileage limitation. Please compare carefully with Photos or OE number before purchasing the part. We try our best to pack the products as good and safe as possible, so they always arrive in a good condition. With these parts you can replace your defective parts simply plug and play. Please compare carefully with Photos or OE number before purchasing the part.