12-15 years old: The Junior class is one of the most furiously competitive classes.The mini ROK engine is well priced and is a good competitive product (available on our Vortex engines page). They both use our Mini Swift engine - the only difference is that the Micro class uses the 16mm factory header.Ī similar format is now also used in the ROK Cup USA. One is Micro Swift for ages 7-9, and the other is Mini Swift for ages 9-13. In 2016, SKUSA divided the Cadet class into two age groups. The Rotax series uses the MicroMax engine configuration for 8-10 year olds, and the MiniMax engine configuration for 10-13 year olds. In addition, there is a 4-stroke Junior class (popular in our local series) -the Jr I Briggs & Stratton LO206 - for this age group. 7-12 years old: The Cadet class offers a 60cc 2-stroke class with a reliable and fairly simple engine from IAME or ROK that will hit over 50 mph.Top speeds can vary but are generally around 30 mph, although we have tuned engines up to 40 mph in this class (for experienced racers only). Throttle stops can be adjusted to match a parent's comfort level with their kids. This is a 'participation' class in our local Northwest series, no points or championships, the focus is on fun and safety. We carry the Honda GXH50 and we special order the Comer C50/51. Some clubs use the Honda GX35 or GXH50 4-cycle engine - check your local series to see which is most popular before buying an engine. The most popular engine is the Comer C50/51 2-cycle engine.

and also referred to as 'Baby Karts' these are usually powered by a small (50cc) 2-stroke engine similar to what you'd find on a chain saw. 5-7 years old: Commonly referred to as 'Kid Karts' in the U.S.Most kart clubs or tracks offer the following age divisions: Karting is a great family sport and is a fun way for all ages to go racing. In this article we cover age groups, karting classes or divisions, safety, and list of equipment needed to get started. Getting started in kart racing, beginner's guide - WORD Racingīeginner's Guide to Getting Started in Kart Racing

Kart racing pro velodrome