47mm Big Bore Complete Cylinder Rebuild Kit Head Comp fit for 4 Stroke GY6 49cc 50cc 139QMA 138QMB Engine Parts Chinese ATV Quad Scooter Go Kart (69mm upgrade valve)
Fitment: GY6 49cc 50cc 4-stroke engines (139QMA 139QMB), Fitment for Chinese scooters, ATVs, Quads, and Go Karts.
Compatible For: GY6-50cc/80cc Engine Most Chinese Brand Vehicle like Roketa, Sunl, Baja, Kazuma, Carroll Stream Eagle, Taotao, Panterra, Redcat Tank Giovanni Aimex Jackel Wildfire Xtreme Seaseng Qlink Yiben Jonway Jmstar, Vento, Tng, Apollo, BuYang, Coolster, JCL, Jetmoto, Jonway, Kinroad, Loncin, Motobravo, Polaris, SSR, TTR, Yamoto, Znen, Zongshen, etc
Package Included: 47mm Cylinder Head with 69mm valve, 47mm Bore Cylinder Block, Set of 47mm Piston Assy, Piston, Rings and Wrist Pin, Full Set of Engine Gasket, 6pins CDI, Ignition coil, 4pin AC regulator, relay, A7TC Spark Plug, Set of Intake Manifold and Muffler Bolts, and Exhaust locking ha, Set of 8.5 Gram roller , Rocker Arms, Valve Seals, Oil Pump Assy with Driving Gear, Camshaft, Camshaft chain 82, belt 699*18*30, Chain adjuster, Oil screen, spring, cover and oil seal, Starter clutch,Starter gear kits
Shipping takes place within 3-5 business days. If there is a problem with the shipment of the product, we will notify you via the email address you entered when ordering.
🚗 Is free shipping available?
We do not currently offer free shipping. However, this may be added at some point. We apologize.
🚗 How can I get a tracking number for my order?
If your order has been shipped, we will add the tracking number to your order and notify you via the email address you entered when ordering.
🚗 How do I process a return or exchange?
For returns or exchanges, please contact us within 14 days of receiving the product, along with a receipt or screenshot of the purchase, and a photo of the product with the packaging or tag intact.
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