4JT Yamaha TZ125 engine 56x50.6 bore stroke

Yamaha TZ125 4JT engine to suit the 4JT Yamaha TZ125. This is a 56x50.6 bore/stroke model. Turns over freely by hand, crank and gearbox operate smoothly and look clean, comes with what looks like a (kit?) cylinder and head, but missing the clutch.

Please note, we also have available a brand new YEC power up race kit for this model. This suits the 1994-95 TZ125 and includes all new parts: exhaust chamber, carb manifold, cylinder head, jet kit, piston, parts list / manual. Please see our other items listed for the 4JT.