15 | Main Jet Kit (100 - 112) Roller Chassis 100mm: This is the standard

100mm: This is the standard length for chain tension bolts

Available in a variety of colors:

KG Kid Kart side pod

and a P/N 4144 locking collar to secure the exhaust

15 | Main Jet Kit (100 - 112) Roller Chassis 100mm: This is the standardRotax Main Jet Kit for Rotax VHSB Dellorto carburetors. This kit gives you the main jets you need to keep your carburetion in check and your engine running properly across the Rotax jet range! Includes jet sizes: 100, 102, 105, 108, 110, 112 Note that PKT does make aftermarket jet kits with a wider array of jets for racers. Rotax Max recommends this jet kit for the Micro or Mini Max categories.