47cc 2-stroke 40mm Piston Kit 150 Super and 161QMK 4-stroke liquid or

and 161QMK 4-stroke liquid or air-cooled engines (125cc–170cc)

This 130/90-10 tire is a popular "plus-size" upgrade and OEM replacement for 10-inch rim applications:

Polini p/n 241

Genuine CS 500 eBike Genuine CU 500 eBike KBO Breeze KBO Breeze ST About Genuine: Since 2004

even on high-vibration GY6 engines

47cc 2-stroke 40mm Piston Kit 150 Super and 161QMK 4-stroke liquid orPiston Kit for 47cc mini 2 stroke engines. Includes piston, piston rings, piston pin and cir clips. Overall Height (piston): 41mm Outer Diameter (piston): 40mm Outer Diameter (rings): 41. 5mm Thickness (rings): 1. 5mm Compression Height (10mm Piston Pin): 18mm Piston Pin available in 10mm 47cc 2 stroke Engines