Air Filter - 28.7mm ID - Two Stage UNI Pod Filter - Straight - 3 Inches High - (UP-4112ST) 606641 This tire size uses 21

This tire size uses 21 ounces of Liquitube Sportsman per tire

Two ventilation holes in back of seat

These come with either 15 or 17 teeth in the middle hole

Rear Axle for Tao Tao 4FUN Go-Kart

Air Filter - 28.7mm ID - Two Stage UNI Pod Filter - Straight - 3 Inches High - (UP-4112ST) 606641 This tire size uses 21Air Filter 28. 7mm ID Two Stage UNI Pod Filter Straight 3 Inches High (UP 4112ST) Details: Clamp directly to carburetor Angled or straight design; black inner foam, red outer foam and a urethane flange For use on motorcycles, ATVs, go carts, snowmobiles, air compressors, tractors and anything with a carburetor Use outside pre filter dry for dusty conditions or oiled for extremely wet conditions Made in the U. S. A. 28. 7mm (1. 13 in) Flange ID 3