WOOSTAR 57.4mm Big Bore Cylinder Head 65mm Valves Replacement for GY6 4 Stroke 125cc 150cc 157QMJ 152QMI Engine Chinese ATV 4 Wheeler Quad Buggy Go Kart
- Fitment: Most Chinese made 4 stroke 110cc Engines, TaoTao Coolster ATV 110cc Pit Quad Dirt Bike Go Kart.
- Compatible For: TaoTao 110||SSR 110||Kazuma Falcon 110||Panda 100||Lacoste 110||Coyote 110||Redcat 110||Roketa 110||BMS 110||Sunl 110||Coolster 110..
- Intake valve: 23mm, exhaust valve:20mm, Timing Drive Sprocket-28 teeth..
- Not Replacement For: 125cc Cylinder Head with 23mm and 28mm Intake and Exhaust valves..
- Tip: Please verify model number and size prior to ordering to ensure this is the correct part. Second, you need to adjust the ignition time in right with the magneto and timing sprokets,othewise exhaust valves will hit piston, make it bad situation,and even not working...If you still not understand,please contact us, i will send you an video..