SSP-G Engine Case Boring Tool for 2-stroke Minarelli engines, 50cc 4-stroke QMB139 engines and 150cc 4-stroke GY6 engines.The supplied hardware includes M7x1.00 studs and M8x1.25 studs for 50cc and 125/150cc engines and appropriate length cutting bits for each application.Click Here to see a short video of our Case Boring Tool in action!
40QMB 50cc 2-stroke, 50QMF 90cc/100cc , GY6 QMI/QMJ 152/157, QMB139 50cc/49cc
