The intake valve-27mm and exhaust valve- 23mm, It is with 81.5mm tall.
11" Long Case Scooter 150cc Air Cooled Engine Motor GY6 150CC CVT Electric Start
GY6 150cc Scooter Engine Short Case Air Cooled Auto Tran Elec Start With Carb
Long Case 150CC GY6 Single Cylinder 4-Stroke Scooter Complete Engine Motor US
