Big Bore Kit

NCY Big Bore Kit (63mm 180cc) for GY6 A- BLOCK engines


NCY Big Bore Kit (63mm 180cc) for GY6 A- BLOCK engines
NCY Big Bore Kit (63mm 180cc) for GY6 A- BLOCK engines
NCY Big Bore Kit (63mm 180cc) for GY6 A- BLOCK engines
NCY Big Bore Kit (63mm 180cc) for GY6 A- BLOCK engines
NCY Big Bore Kit (63mm 180cc) for GY6 A- BLOCK engines
NCY Big Bore Kit (63mm 180cc) for GY6 A- BLOCK engines
NCY Big Bore Kit (63mm 180cc) for GY6 A- BLOCK engines
NCY Big Bore Kit (63mm 180cc) for GY6 A- BLOCK engines

NCY Big Bore Kit (63mm 180cc) for GY6 A- BLOCK engines    NCY Big Bore Kit (63mm 180cc) for GY6 A- BLOCK engines
NCY 63mm BORE BIG BORE CYLINDER KIT. FOR 150cc GY6 4-STROKE ENGINES. UPGRADES TO 180cc BASED ON A STOCK STROKE OF 57.8mm. INCLUDES CYLINDER, PISTON, PIN, CIR CLIPS. RINGS, HEAD GASKET AND BASE GASKET. FITS STANDARD 54m SPACING A BLOCK.

CYLINDER SLEEVE OUTER DIAMETER: 64.9mm.


NCY Big Bore Kit (63mm 180cc) for GY6 A- BLOCK engines    NCY Big Bore Kit (63mm 180cc) for GY6 A- BLOCK engines