Carburetor Fits for NST Kazuma Baja 50cc 70cc 90cc 110cc 125cc ATV Go kart.Carburetor Fits for Honda CRF50F 2004-2009 2011-2012, Honda CRF80F 2004-2009 2011-2013.Will work on all major s such as:Tao Tao, Buyang, Coolsport, AIMEX, Kazuma, Pit Bikes, Dirt Bikes, ATV AND GO KART, HONDA, KAWASAKI,YAMAHAGo kart Moped Scooter Inner Diameter (intake side): 19mm Mounting Center to Center: 48mm Outer Diameter(air filter side): 37mmThis carburetor with Right Hand Choke,will fits most 70CC 90CC 110CC ATVs GO KARTS with 4 stroke engine. Will work on all major s such as: Tao Tao, Buyang, Coolsport, AIMEX, Kazuma, Pit Bikes, Dirt Bikes, ATV AND GO KART, HONDA, KAWASAKI,YAMAHA Specifications: Intake mount: 19mm Bolt hole distance: 48mm Air filter mount: 37mm Comes with air filter fuel filter Package include: 1 x Carburetor as pictured 1 x Air Filter as pictured