YX 140cc complete Cylinder head kits with Z40 Decompress Camshaft For 4 stroke 140cc Chinese pitbike ATV Scooter Dirt Bike Go Kart monkey bike dax bike, CT70

Fit for 56mm Bore YX 140cc Horizontal Engine (1P56YMJ ) 56mm Bore YX150cc Horizontal Engine (1P56FMJ-5 ) PITSTERPRO GPX, PIRANHA, SSR, Thumpstar, 141BBK 140CC, 150CC DIRT PITBIKES Original factory parts A complete YX140 cylinder head assembly fit with Z40 decompress camshafts , strong valve springs and sprocket.

• Big valve head 27mm inlet Valve 23mm exhaust Valve
• Valve gap(mm): 0.05±0.02
• Fit with Z40 racing decompress camshaft kit, strong valve spring and timing sprocket. Ready to bolt on stock YX140 piston.
• Fitment: YX140 2 valves Engine Head Kit For YX GPX , PITSTERPRO GPX, SSR, Thumpstar, 141BBK kit 140 cc Dirt Trail Pit Bikes.
• Package Included: 1 PC YX Cylinder Head Kit. Top end gasket.