CDHPOWER Spare Parts of YD85 Engine Kit 52MM 2 Stroke Gas Bicycle Motor Kit 85CC
Key Product Features 1. YD85cc Engine Assembled 2. Bore and Stroke: 52mm x 40mm 3. Balanced crankshaft marked «YD85CC»4. Cylinder inner diameter 52mm5. Piston outside diameter 52mm6. Lenth of Wrist Pin: 33mm7. Out Diameter of Wrist Pin: 12mm8. Needle bearing (for Crank): OD 22mm, ID 16.8mm, Thickness 11.8mm9. Needle bearing (for Piston): OD 15mm, ID 12mm, Thickness 12mm10. Piston Ring Width: 1.5mm11. Muffler Stud Spacing 52mm, Muffler Gasket Thickness: 3mm12. Intake Stud Spacing 40mm, Intake Gasket Thickness: 1mm13. Maximum Speed:80km/h14. 8mm front and rear mount studs15. 44T Sprocket16. Red Carburetor17.Power: 2.85KW18.Engine Type: Single cylinder, air-cooled,2-stroke19.Mixing Ratio of Fuel(90#) and Engine Oil: 16: 1 for New sets, 20: 1 after Running 500Km