52.4mm Cylinder Gasket and Piston Ring Set for CRF125F/CRF125FB, 2014–2023
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In stock · Free Shipping
Liquor 80cc Big Bore Kit for GY6 139QMB Engines SUNXP18
$150.00
In stock
✓ Free Shipping
80cc big bore engine kit for select 4-stroke GY6/139QMB scooter and moped engines. Includes cylinder head, cylinder, piston, wrist pin, gasket and ring sets, roller weights, and oil pump.
Price shown is the online purchase price. Free shipping · 30-day return policy
BrandLiquor
MPN / Part NumberSUNXP18
Part TypeBig Bore Kit
Product Description
Liquor SUNXP18 80cc big bore kit for most Chinese scooters and mopeds equipped with 50cc or 60cc 4-stroke GY6/139QMB engines, as stated by the source. The kit includes a cylinder engine head with 69 mm valves, 47 mm cylinder inner diameter, 47 mm piston outer diameter, wrist pin, complete gasket set, complete ring set, QMB139 roller weights, and an oil pump with 42.5 mm bolt-hole spacing. Check the existing cylinder valve configuration before ordering.
Product Specifications
BrandLiquor
Manufacturer Part NumberSUNXP18
Explicit Manufacturer Part NumberSUNXP18
Kit capacity80cc
Valve length69 mm
Cylinder inner diameter47 mm
Piston outer diameter47 mm
Roller weight size16 x 13
Oil pump bolt-hole spacing42.5 mm
Included componentsCylinder engine head, cylinder, piston, wrist pin, complete gasket set, complete ring set, QMB139 roller weights, and oil pump
Motorcycle Compatibility
| Year | Make | Model | Power / Engine | Variant |
|---|---|---|---|---|
| — | Chinese | GY6/139QMB | 4-stroke | 50cc or 60cc engine |
Always compare the part number, dimensions, specifications, and compatibility details with your original part before ordering.
