LEAPING KNIGHT GY6 125cc to 150cc 57.4mm Cylinder Head with Assembly Valves Bolt for 152QMI 157QMJ Scooter Moped ATV Go Kart Quad Engine TAOTAO JONWAY ZNEN Roketa,Powersports Engine Kit,Non EGR Type

LEAPING KNIGHT GY6 125cc 150cc 170cc 57.4mm/58.5mm/61mm Bore Cylinder Head with Assembly Valves Bolt for 152QMI 157QMJ Scooter Moped ATV Go Kart Quad Engine,Powersports Engine Kit,Non EGR TypeNOTE:This is NOT A EGR HEAD,DOES NOT HAVE THE EGR PORT.Size:Combustion Chamber Diameter:57.4mm(2.26inch) / 58.5mm(2.3inch) / 61mm(2.4inch), Intake Valve: Outside Diameter 28mm（1.1"） / Length 66mm(2.6"), Exhaust Valve: Outside Diameter 23mm(0.91") / Length 65.5mm(2.58")， Package including:Cylinder head x1,Bolt x 4,Gasket Kit x1,Spark Plug x1,Industrial Gloves x2Replacement for GY6 150cc 4 stroke engine or upgrade our older 125cc 150cc engine to a 150cc/170cc engineFit Most of Chinese Made Scooters and ATVs,such as: JONWAY, JMSTAR, ROKETA, SUNL, TANK, PEACE, TAOTAO, Dongfang, Kazuma, JCL, BMS.Replacement for:Agility 150 4 strokeTaotao 150 4 strokeLance Vintage 150Znen 150Tank 150Retro 150BMS 150Baja SC150Jonway 150Vento 150Shenke 150Hammerhead GTS 150Hammerhead Twister 150Coolster 3150DX2Kandi 150Carbide 150Quantum 150Zircon 150Helix 150Manco 150American Sportworks 150Tomerlin Crossfire 150 150RDazon Raider 150Carter Talon 150Genuine Trailmaster 150 XRS XRXAvanti 150Flyscooter 150Diamo 150JCL 150Lance 150Schiwnn 150Verucci 150Yamati 150other 4 stroke GY6 150cc scooter

• √ FITMENT:Bore cylinder kit fit for GY6 125cc to 150cc Engine with a 60mm(2.36inch) Tall Head,76mm(3inch)Bolt Pattern & 4 Bolt Valve Cover.Top end rebuild kit compatible with most of Chinese Made Scooters and ATVs,such as JONWAY,JMSTAR,ROKETA,SUNL,TANK,PEACE,TAOTAO.
• √ SIZE:Combustion Chamber Diameter:57.4mm（2.26"）, Intake Valve: Outside Diameter 28mm（1.1"） / Length 66mm(2.6"), Exhaust Valve: Outside Diameter 23mm(0.91") / Length 65.5mm(2.58")， NOTE:This is NOT A EGR HEAD,DOES NOT HAVE THE EGR PORT.
• √ REBUILD OUR ENGINE:The valve size and porting of this high performance head compared to the OEM head is day and night.Package included: Cylinder head x1,Bolt x 4,Gasket Kit x1,Spark Plug x1,Industrial Gloves x2.
• √ HIGH QUALITY MATERIAL:The bore cylinder kit are made of durable material.The cylinder is made of strong aluminium,long lasting.An aftermarket cylinder head set is affordable and easy to install.
• √ HIGH PERFORMANCE:Cylinder head with valves set is strong power,super heat dissipation,durable and oil saving,stable performance.The valve size and porting of this high performance head compared to the OEM head is day and night.