Our air filter element for 163cc 5.5 Hp & 196cc 6.5 Hp engines fits versions of the Baja Mini Bike (Baja Heat, Mini Baja, Baja Warrior), including the MB165 and the newer MB200 models, that use the oval shaped air filter element It will also work on numerous go cart and utility engines using Honda style GX200 clone engines Our air filter element for 163cc 5.5 Hp & 196cc 6.5 Hp engines fits versions of the Baja Mini Bike (Baja Heat, Mini Baja, Baja Warrior), including the MB165 and the newer MB200 models, that use the oval shaped air filter element. It will also work on numerous go cart and utility engines using Honda style GX200 clone engines. Overall length is 100 mm. Overall Dimensions: Length: 100 mm Width: 75 mm Height: 70 mm