Hi head gasket is same as all f200,ive emailed them but no reply.looking to see what other 2 strokes may have them fitted,hard to find anyone who stocks bits for them,tried rv silicone only lasted 10min,ktm sx 200-250 look close so ive orderd 3 different sizes to see if one fits,i can send ya some money to bring gasket kit back,walkerjet only have one pdf file for parts but no way of buying them on line,