Complete 139QMB short-case engine gasket set (SKU 1100-1425) — Yuh Der Industrial card showing head gasket, base gasket, cylinder base gasket, and O-ring for 50cc/80cc scooter engines Complete 139QMB short-case engine gasket set (SKU 1100-1425) — Yuh Der Industrial card showing head gasket, base gasket, cylinder base gasket, and O-ring for 50cc/80cc scooter engines
Complete 139QMB short-case engine gasket set (SKU 1100-1425) — Yuh Der Industrial card showing head gasket, base gasket, cylinder base gasket, and O-ring for 50cc/80cc scooter engines

Scooterworks USA, LLC

Complete Engine Gasket Set - 139QMB Short Case 50cc/80cc

SKU 1100-1425
$16.00
Shipping calculated at checkout.
Description

This OEM-style complete engine gasket set covers everything you need for a short-case 139QMB engine rebuild or top-end service. Includes head, base, exhaust, intake, valve cover, secondary air, timing chain, and case gaskets — all in one kit. Compatible with all QMA and QMB engine code variants used across dozens of Chinese and Taiwanese scooter brands.

Kit Includes:

  • Head gasket
  • Base gasket
  • Exhaust gasket
  • Intake gasket
  • Valve cover gasket
  • Secondary air gasket
  • Timing chain gasket
  • Case gaskets

Specifications:

  • Brand: Scooterworks USA (OEM style)
  • SKU: 1100-1425 | MPN: 2194
  • Engine Type: 139QMB short case (50cc / 80cc)
  • CVT Cover Gasket Length: 15.75"
  • Made in Taiwan

Compatibility:

139QMA 139QMB 1P39QMB 1P39QMA-2
YN139QMB JJ1P39QMB 139FMA-2 BD1P39QMB
BN139QMB 147QMD Other QMA models Other QMB models

Don't see your engine code? If your 50cc engine code includes "QM" or "FM", this kit is likely compatible with your vehicle.
Product Diagrams
Features
  • Complete OEM-style kit — head, base, exhaust, intake, valve cover, secondary air, timing chain, and case gaskets
  • Short-case 139QMB fitment — covers all major QMA and QMB engine code variants
  • CVT cover gasket overall length: 15.75"
  • Compatible with dozens of Chinese and Taiwanese 50cc/80cc scooter brands
  • SKU: 1100-1425 | MPN: 2194 | Made in Taiwan
Specifications

Brand: Scooterworks USA (OEM Style) | SKU: 1100-1425 | MPN: 2194 | Engine: 139QMB short case (50cc/80cc) | CVT Cover Gasket Length: 15.75" | Contents: Head, base, exhaust, intake, valve cover, secondary air, timing chain, case gaskets | Origin: Taiwan
Model Fitments

139QMB short-case 50cc/80cc engines — engine codes: 139QMA, 139QMB, 1P39QMB, 1P39QMA-2, YN139QMB, JJ1P39QMB, 139FMA-2, BD1P39QMB, BN139QMB, 147QMD, and all QMA/QMB variants. Compatible brands include: Taotao, Jonway, Roketa, Keeway, Kymco, Lifan, SYM, Wolf, Schwinn, Kazuma, Lance, Motorino, ZNEN, and many more.
  • Same day shipping for orders placed before 2PM (CST) M-F
  • 30-day return period on eligible items
  • Flat-rate shipping for orders shipped to the 48 Contiguous United States.
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