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GY6 50cc 139QMB Scooter Keihin Carb PZ19 10X Main Jet M4 4mm (2003-2023)
Description:
Upgrade your GY6 50cc scooter with the 10X Main Jet M4 4mm, specifically designed for the Keihin Carb PZ19. This essential performance part enhances fuel delivery, ensuring optimal engine performance and efficiency. Perfect for riders looking to improve throttle response and overall acceleration, these main jets are compatible with a wide range of GY6 models from 2003 to 2023. Experience smoother rides and increased power with this easy-to-install upgrade.
Features:
- Precision-engineered for GY6 50cc 139QMB scooters from 2003-2023
- Enhanced fuel flow for improved engine performance
- Compatible with various submodels and engine configurations
- Ideal for tuning and optimizing your scooter's performance
- Boosts throttle response and acceleration for a more exhilarating ride
Includes:
- 10 x M4 4mm Main Jets
Fits Models:
- GY6 50cc 139QMB Scooters
Submodels:
- GY6 50cc
- 139QMB
Engine Options:
- 50cc 4-Stroke Engine
10X Main Jet M4 4mm for GY6 50cc 139QMB Scooter Keihin Carb PZ19 (2003-2023)
Model Years:2003 - 2023
Elevate your scooter's performance with the 10X Main Jet M4 4mm, the perfect choice for enthusiasts seeking reliability and efficiency.
Shipping Information
Most orders land in 5–12 business days. We'll keep you updated at every step of the journey.
The Kren Bits journey:
- Order received — Day 0
- With fulfilment — Day 1–2
- Heading to courier — Day 2–4
- Shipped — Day 3–7
- Almost there — Day 5–10
- Delivered — Day 5–14
Where your part ships from:
Your order ships from the closest warehouse with available stock across our six-warehouse network — NZ, AU, TH, UK, US, and CN.
We email you at every real milestone — order received, with fulfilment, heading to courier, shipped, almost there, delivered. No chasing, no vague waits.
For more details, visit our Track Your Order page.
Product Enquiry
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