
Yamamoto Motorcycle Spare Parts Cylinder Block Complete for Zy125 (K140). Complete Cylinder Block with Piston Kits: Includes cylinder block and piston kits for YAMAHA ZY125(K140). Air-Cooled Four Stroke Engine: Features 1 cylinder, four stroke, and air-cooled design. Precise Bore Size: Bore size is exactly 51.5mm for optimal fit. Electric and Kick Start Compatible: Supports both electric and kick start mechanisms. CCC Certified Quality: Meets CCC certification standards for safety and quality. Full Customization Available: Offers full customization, minor customization, and flexible options. 100% Finished Product Inspection: Every product undergoes functional inspection before shipping. Low Minimum Order Quantity: Accepts orders as low as 1 piece.