NCY 61mm (171cc) Ceramic Cylinder kit GY6


10 in stock

SKU: C064 Category:


NCY All Aluminum 171cc Big Bore kit for your GY6 150 engine. Ceramic Coated Cylinder. May require machining or a small amount of grinding of your cases as the cylinder skirts measure 64.4mm. Works with your stock crankshaft. Our favourite kit, makes great power.