Description:

Size:Cylinder heads 57.4 mm/2.25".Spark plug diameter:10mm for 4 stroke GY6 150cc engines. Replacement for Model:4-stroke Taotao 150/4-stroke Lance Vintage 150/Eaglecraft 150/Tank 150/BMS 150/Baja SC150/Jonway 150 other 4-stroke GY6 150cc scooter.Not replacement for 2013 kymco super 8 150.. Replacement for:Yerfdog GX150 Spiderbox 150cc/Cooler 3150DX2/Tomerlin Crossfire 150 150R/Flyscooter/JCL/lance/Schiwn/Verucci/Yamati 150cc scooter. Cylinder Head Direct installation,better sealing,no air leakage.High-performance piston,Can provide better power output.