Type: 1-cylinder, horizontal, 4-stroke, oil-cooled kick start, Gear: N1234. Oil GEARS: 4 SPEED MANUAL CLUTCH, N1234. GENUINE LIFAN 4 Stroke 140cc ENGINE. 1 x LIFAN 140CC ENGINE. Fit for HONDA CRF50 / CRF70 / XR50 / XR70 / Z50 / Z50R / CT70 Mini Trail / Z50 / Minitrail Monkey / XL70 ST70 / QA50 / QR50 / CL70 / SL70 / 70 Passport / CS 90 / SL 90 / ZB 50.