NCY Racing Clutch – Performance GY6 50cc QMA/ 139QMB Engines
NCY Racing Clutch – Performance GY6 50cc QMA/ 139QMB Engines
$80.79
10 in stock
*Note: Free shipping to U.S. mainland (excludes AK, HI, and territories)
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Product Details
DESCRIPTION: NCY premium quality racing clutch for the GY6 50cc engines.Model Fitment:Fits GY6 50cc engines also known as 139QMB.Engine codes:139QMA , 139QMB , 1P39QMB , 1P39QMA , 1P39QMA-2, YN139QMB, JJ1P39QMB, 139FMA-2, BD1P39QMB, BN139QMB, LJ139QMB as well as 147QMD(GY6 80cc)Specifications:105mm outer diameter1700rpm clutch springsAbout NCY; NCY stands as the premier provider of aftermarket performance components for leading scooter brands such as Honda, Yamaha, Genuine, Vespa, Piaggio, SYM, Lance, KYMCO, and GY6/QMB powered scooters. Established in 1997, NCY adheres to rigorous quality standards and holds ISO 9001 certification.NCY performance parts are made in Taiwan.
SPECIFICATIONS: 105mm outer diameter1700rpm clutch springsAbout NCY; NCY stands as the premier provider of aftermarket performance components for leading scooter brands such as Honda, Yamaha, Genuine, Vespa, Piaggio, SYM, Lance, KYMCO, and GY6/QMB powered scooters. Established in 1997, NCY adheres to rigorous quality standards and holds ISO 9001 certification.NCY performance parts are made in Taiwan.
139QMB ENGINES: .Engine codes:139QMA , 139QMB , 1P39QMB , 1P39QMA , 1P39QMA-2, YN139QMB, JJ1P39QMB, 139FMA-2, BD1P39QMB, BN139QMB, LJ139QMB as well as 147QMD(GY6 80cc)
MODEL FITMENT: Fits GY6 50cc engines also known as 139QMB.Engine codes:139QMA , 139QMB , 1P39QMB , 1P39QMA , 1P39QMA-2, YN139QMB, JJ1P39QMB, 139FMA-2, BD1P39QMB, BN139QMB, LJ139QMB as well as 147QMD(GY6 80cc)
Compatibility / Fitment
Use the fitment details below to confirm this part matches your scooter before ordering.
- Engine Size: 50cc, 80cc, GY6
- Engine Code: 1P39QMA, 1P39QMB, 139QMB, BN139QMB, LJ139QMB, YN139QMB
- Fitment Notes: Performance
Fitment Guide: This compatibility information is based on manufacturer and supplier data. Listed models are common known applications and may not include every compatible scooter. If your scooter has multiple versions or production changes, confirm the correct match before ordering. Check photos, measurements, original part numbers, engine code, model, and related fitment information whenever possible.
Common Fitment Questions
Q: Will this fit a 1P39QMA engine?
A: This SKU is listed as compatible with 1P39QMA engine-code fitment. Always compare your original part and scooter details before ordering.
Q: Is this for 50cc scooters?
A: This SKU is listed with 50cc engine-size fitment. Confirm exact model, year, and part style before ordering.
Additional information
| Weight | 1 lbs |
|---|---|
| Dimensions | 8 × 5.5 × 2 in |
| Condition | New |
|---|
NCY Performance Racing Clutch for GY6 50cc / 139QMB
Upgrade your takeoff and mid-range acceleration with the NCY Racing Clutch. Specifically engineered for 50cc 139QMB engines, this premium clutch features lightweight gray clutch shoes and stiff 2000 RPM red springs. By allowing the engine to reach a higher power band before engagement, you’ll experience a snappier throttle response and eliminate "bogging" during initial acceleration.
Manufactured in Taiwan to ISO 9001 standards, NCY is the trusted leader in aftermarket CVT performance, offering superior durability and heat resistance compared to stock OEM components.
Performance Specifications:
- Clutch ID: 24.3mm < 28mm
- Outer Diameter (OD): 105mm
- Engagement: Pre-installed 2000 RPM Red Clutch Springs
- Weight: Optimized lightweight gray clutch shoes for faster rotation
Fits most 139QMB-based 50cc / 80cc Chinese Honda Clone 4-stroke engines and Genuine 2-Stroke models. If your engine code contains "QM" or "FM", this product is a direct-fit performance upgrade.
- Genuine Scooters: Buddy 50, RoughHouse 50, Black Cat, Rattler 50
- Chicago Scooter Company: go., go. MAX, Bella, Pug, Nitro
- SYM / Lance: Fiddle 50, Mio 50, Symply 50, Cali Classic, PCH 50
- Chinese GY6 50cc: TaoTao, Wolf, Ice Bear, Bintelli, Kymco, and more.
?? Critical Installation Note for Honda Owners:
If installing on a Honda Ruckus (GET) or Honda Metropolitan (GET 2012+), you MUST upgrade to the NCY secondary sliding sheave/pulley shaft (SKU: 1200-1268). This racing clutch is not compatible with the stock Honda pulley shaft.
Pair this clutch with an NCY Performance Bell and Variator for the ultimate CVT transmission overhaul.
NOTE: Performance parts are not returnable. Ensure model fitment before purchase.
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