for GY6 139QMB/ QMA 50ccm 4T AC
l 669 mm
w 18 mm
h 8 mm
10 inch
Grade B – decent repair
Product description
Fan belts are absolute standard features which need to be replaced often due to wear and tear. With DAYCO belts, you get priceworthy products in original quality.
For those in the know, motor tuning without relacing fan belts is like driving your Porsche in second gear only