50mm bore single piece cylinder/head (increased weight capacity, lower operating temps, easier starting, sustained power output across varied rpm range). Engine with one piece cylinder/head. 50mm Bore, 40mm Stroke - Actual U.
Pearl coating protects against corrosion. Angled LD Z8C spark plug. Upgraded bearings / 60% thicker crank case around bearings. Large intake port (40mm bolt hole width).
100cc 2 stroke YD100 Gas Bike Engine Motor. 40mm crank stroke (more powerful, efficient, and reliable). Type B piston (high wrist pin). Larger 8mm x 1.25 engine mount studs. Make sure items fit your vehicle.
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Auto Inlet & Outlet System. Yard, Garden & Outdoor Living. 1 Set Front Fork Damper Shock Absorber Fork Dust and Oil Seal for Motorcycles.2X Power Window Switches Rear Driver& Passenger L+R Side For Chevy GMC. This item is in the category "eBay Motors\Parts & Accessories\Motorcycle Parts\Engines & Engine Parts\Complete Engines". The seller is "yibei-tech" and is located in this country: US. This item can be shipped to United States.