Universal Parts GY6 150cc 57.4mm Cylinder Kit Aluminum Wheel This rear topcase basket is

This rear topcase basket is structurally universal

Patented Sliding Shape: Specifically designed to prevent the uneven wear and "wedging" common with round weights

Or a 16/16 carb

Mechanic's Installation Pro-Tip: Always change your exhaust gasket whenever you pull or swap headers

Universal Parts GY6 150cc 57.4mm Cylinder Kit Aluminum Wheel This rear topcase basket isUniversal Parts 57. 4mm Stock Cylinder Kit for 150cc GY6 4 stroke engines. Includes cylinder, piston, pin, circlips, rings, head gasket, base gasket and chain tensioner gasket. Bore: 57. 4mm Overall Height: 90mm Cylinder Sleeve Outer Diameter: 60. 7mm Piston Pin Diameter: 15mm Piston Pin Length: 42mm GY6 QMI QMJ 152 157, Various unlisted makes models