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GOOFIT

18mm Carburetor Repair Kit for GY6 49cc 50cc ATV Go Kart Scooter

18mm Carburetor Repair Kit for GY6 49cc 50cc ATV Go Kart Scooter

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GOOFIT 18mm GY6 50cc Precision Carburetor Rebuild & Restoration Kit

Restore optimal performance and maximize your fuel range. The GOOFIT 18mm Repair Kit is a comprehensive, one-stop solution engineered specifically for the GY6 49cc and 50cc 4-stroke engine. Whether your scooter is struggling with a rough idle, poor fuel economy, or high emissions, this kit provides all the high-quality components necessary to overhaul your fuel system and get your vehicle performing like new.

By replacing worn-out internals with our precision-machined parts, you can effectively improve fuel atomization and enhance the accuracy of your air-fuel mixture. This leads to cleaner combustion, reduced exhaust pollution, and increased vehicle range—making it as good for the environment as it is for your wallet.

Product Compatibility

  • Engine Type: GY6 4-Stroke 49cc and 50cc (QMB139 / QMA139) Engines.
  • Carburetor Size: 18mm Intake Bore.
  • Vehicle Types: Scooters, Mopeds, Go-Karts, ATVs, and Quads.
  • Fitment: Universal replacement for major brands including Taotao, Roketa, SunL, Jonway, VIP, and Peace.

Key Technical Specifications:

  • Intake Compatibility: 18mm.
  • Material Quality: High-grade, corrosion-resistant metals and fuel-resilient rubber seals.
  • Kit Contents: A full series of repair parts covering all standard daily wear-and-tear items (jets, needles, gaskets, and floats).

Why Choose the GOOFIT 18mm Rebuild Kit?

  • One-Stop Failure Solution: Stop hunting for individual parts. This kit covers everything needed to fix the most common carburetor failures, from leaky gaskets to clogged jets.
  • Enhanced Combustion Efficiency: Precision-machined needles and nozzles ensure an accurate mixture ratio, which optimizes combustion and prevents the fuel waste associated with old, worn-out carburetors.
  • Eco-Friendly & Economic: Extending the life of your existing equipment costs significantly less than a full replacement and reduces emissions by ensuring a complete, clean burn of fuel.
  • Ideal for Maintenance Enthusiasts: Designed for easy installation, this kit allows vehicle owners to perform professional-level maintenance in their own garage, keeping the vehicle performing at peak factory standards.
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Fitment FAQ

Will this part fit my specific model and year?

This carburetor is intended for Engine Type: GY6 4-Stroke 49cc and 50cc (QMB139 / QMA139) Engines.; Carburetor Size: 18mm Intake Bore.; Vehicle Types: Scooters, Mopeds, Go-Karts, ATVs, and Quads.; Fitment: Universal replacement for major brands including Taotao, Roketa, SunL, Jonway, VIP, and Peace.. Key physical/spec details from the product data include Carburetor Size: 18mm Intake Bore., 18mm, 50cc. Use the compatibility table and product photos together before ordering.

Do I need to match the OEM part number?

Yes. If your original part has a stamped OEM or manufacturer number, match that number first before ordering. For this carburetor, also compare the intake diameter, outlet diameter, flange/bolt spacing, choke type, throttle-cable connection, fuel/vacuum ports, and engine displacement. This is especially important for GY6/Roketa/TaoTao GY6/QMB139/QMA139 models because similar model names can use different parts by year or trim.

What models or situations does this part not fit?

Do not order this carburetor for machines outside the listed compatibility, or for units with different intake sizes, cable/choke styles, flange spacing, jetting requirements, or fuel/vacuum port layouts. Do not rely only on the model name or engine size.

What should I check before ordering?

Before ordering, compare your original part with the photos and check the intake diameter, outlet diameter, flange/bolt spacing, choke type, throttle-cable connection, fuel/vacuum ports, and engine displacement. Recheck listed specs such as Carburetor Size: 18mm Intake Bore., 18mm, 50cc. If any connector, mounting point, size, or year detail is different, confirm fitment before installation.