

Rocker Arms Camshaft Holder Assembly for GY6 49cc 50cc 69mm Valves QMB139 Engine Scooters Kids ATV Go Kart Moped
Key item features
- Perfect Fit: Engineered specifically for GY6 49cc and 50cc QMB139 engines with 69mm valves, this Rocker Arms Camshaft Holder Assembly ensures a precise OEM-quality fit, maintaining optimal valve timing and performance for scooters, kids ATVs, go-karts, and mopeds.
- Wide Compatibility: Compatible with a wide range of Chinese and Japanese GY6 engine-based vehicles including Redcat, Kazuma, Roketa, Sunl, Taotao, Jonway, Znen, BMS, Lance, Eagle, JCL, Kinroad, NST, SSR, Peace Sports, and other 49cc–50cc scooters and ATVs.
- Engine Performance: This rocker arm assembly maintains precise valve movement and camshaft alignment, improving engine efficiency, throttle response, and overall power delivery. Ideal for restoring or upgrading GY6 49cc–50cc engines in scooters, ATVs, go-karts, and mopeds.
- Durable Construction: Crafted from high-quality alloy materials, this camshaft holder and rocker arm assembly provides long-lasting durability and resistance to wear, ensuring reliable engine operation and maintaining performance under daily use or off-road conditions.
- Easy Installation: Designed for simple bolt-on installation with no major modifications required. Comes as a complete assembly to replace worn or damaged parts, reducing downtime and ensuring smooth engine operation for hobbyists and mechanics alike.
Specs
- Vehicle modelGY6 50cc Scooter & ATV
- Vehicle fitment typeSpecific
- BrandRed Cap Electronics
- Automotive specialty part typeRocker Arms
- Items includedRocker Arms Assembly
- Has written warrantyNo
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About this item
Product details
The RedCap Rocker Arms Camshaft Holder Assembly is a premium replacement part designed for GY6 49cc and 50cc QMB139 engines with 69mm valves, providing a perfect fit for scooters, kids ATVs, go-karts, and mopeds. Engineered with precision, this assembly ensures optimal valve timing and camshaft alignment, restoring smooth engine performance and enhancing throttle response. Built to meet or exceed OEM standards, it offers reliable durability for daily commuting, recreational riding, or off-road adventures.
Constructed from high-quality alloy materials, this rocker arm and camshaft holder assembly delivers long-lasting performance and resistance to wear and tear. Its wide compatibility includes popular Chinese and Japanese GY6 engine-based vehicles, such as Redcat, Kazuma, Roketa, Sunl, Taotao, Jonway, Znen, BMS, Lance, Eagle, JCL, Kinroad, NST, SSR, and Peace Sports models. Easy to install and ready to replace worn or damaged components, it’s an essential upgrade for maintaining engine efficiency, power delivery, and overall vehicle longevity.
Know to Fits:
Please Note: this rocker arm assembly only works for 69mm valves, will NOT work for 64mm head, we also have the 64mm in stock.
- Perfect Fit: Engineered specifically for GY6 49cc and 50cc QMB139 engines with 69mm valves, this Rocker Arms Camshaft Holder Assembly ensures a precise OEM-quality fit, maintaining optimal valve timing and performance for scooters, kids ATVs, go-karts, and mopeds.
- Wide Compatibility: Compatible with a wide range of Chinese and Japanese GY6 engine-based vehicles including Redcat, Kazuma, Roketa, Sunl, Taotao, Jonway, Znen, BMS, Lance, Eagle, JCL, Kinroad, NST, SSR, Peace Sports, and other 49cc–50cc scooters and ATVs.
- Engine Performance: This rocker arm assembly maintains precise valve movement and camshaft alignment, improving engine efficiency, throttle response, and overall power delivery. Ideal for restoring or upgrading GY6 49cc–50cc engines in scooters, ATVs, go-karts, and mopeds.
- Durable Construction: Crafted from high-quality alloy materials, this camshaft holder and rocker arm assembly provides long-lasting durability and resistance to wear, ensuring reliable engine operation and maintaining performance under daily use or off-road conditions.
- Easy Installation: Designed for simple bolt-on installation with no major modifications required. Comes as a complete assembly to replace worn or damaged parts, reducing downtime and ensuring smooth engine operation for hobbyists and mechanics alike.
Specifications
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Vehicle fitment type
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