Piston Rings 47mm GY6 50 139QMB 80cc Big Bore

Piston Rings 47mm GY6 50 139QMB 80cc Big Bore
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Price: $21.99 $21.99
Availability: In Stock
Part Number: 101-1026-1001
Average Rating: 5 out of 5 Stars!

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These are High Quality Taiwanese rings that fit our 47mm Big Bore Kits used in the 139QMB GY6 upgrade to the GY6 80cc scooter, quads, ATVs, and buggies with Chinese engines. These fit many brands such as Jonway, JMstar, Roketa, Sunl, Tank, TGB, TNG, Vento, VIP and many more.

Mechanics Note:These rings are better than the original and will last and perform better. We recommend you use these with our new kits. Keep an extra set of rings on hand, they are easy to break.


  • Top & Second Ring Thickness:  .98mm
  • Side Rings (2): .40mm 
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