The "Twister" is a High-performance grind providing significant power increase over the stock cam at a great price. Developed on the dyno and the track to maximize power on GX270s, …

Everything you need to upgrade your Predator 212 Hemi or Predator 224 Max Performance to stainless valves. Comes with stock size (27mm & 25mm with 5.5mm Stems) stainless valves, …

Predator 459 Mud Boat Header with muffler This header has a flange made to fit over the wider stud spacing on the Predator 459. Comes with the header, muffler, and locking nut Shorter …

ARC Racing Air Box/Carb Gasket GX390 Predator 420 Air Box to Carb gasket for the GX340/390, many 13-16HP Clones, and Predator 420Engines.

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Designed for the GX340/390/Predator 301/420 stock Carburetor Accommodates 2 7/16" Air Filters (AFR175) Includes Billet Adapter, Choke Bracket and Intake/Air Box Gasket.

OMB Warehouse Jet Kit for GX340 GX390 and Predator 420cc Jet kit for Fits Honda , clone, GX340, GX390, and Predator 420cc engines. Includes two jets: .041" (#104) and .042" (#107). …

We are a top source for mini bike, go kart and performance engine parts with the tech support to back it up!

This is a stage 1 performance kit to put on any Fits Honda GX390/Predator420 gokart kit. This cost effective easy to install kit will add 2+ horsepower to your stock engine.

Mini bike parts for Coleman, MB200, Motovox, Doodlebug, Rupp, Taco, Azusa, & others. We have engine parts, clutches, tires, wheels, torque converters, and more.