GOOFIT Big Bore Cylinder Rebuild Kit for GY6 50cc 139QMB Racing Scooter Parts 64mm Valve

★★★★★ 4.8 78 reviews

$59.99
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$59.99
Price when purchased online
Free shipping Free 30-day returns

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Product details

Management number 211736390 Release Date 2026/04/04 List Price $24.00 Model Number 211736390
Category
  • Valve Length 64mm,does not for 69mm one.
  • It can be only used for gy6 4stroke 49cc 50cc engine upgrade.best way to get more rpm,maximum upgrade kit for gy6 50cc 139qmb engine and 1p39qmb engine.
  • All metal components in the kit are crafted from premium materials,offering exceptional wear resistance and high-temperature tolerance.
  • The core components within the kit undergo precision machining to ensure stable performance under demanding high-speed,high-pressure operating conditions.
  • This enhances power output while optimizing fuel combustion efficiency,resulting in smoother engine operation and quicker response times. simultaneously,it reduces overheating risks,comprehensively improving engine reliability and durability.

Brand GOOFIT
Position Front Left
Item Weight 5.15 pounds
Manufacturer GOOFIT
Item model number Group-11
Package Dimensions 11.02 x 8.31 x 4.06 inches
Manufacturer Part Number Group-11
Is Discontinued By Manufacturer No

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4.8 out of 5
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78 ratings | 32 reviews
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