For a PDF of the redlined version of the previous Max 3 rules, click here.

1. Max 3 eligible vehicles include production vehicles of more than 1,000 examples and eligible kit cars powered by the following OE engine displacement and not weighing less than the corresponding minimum weight (with driver):

A. Unmodified naturally aspirated 4-cycle engines of up to 6.4L OE measured displacement: 3800lbs.

2. All Max 3 eligible cars underweight by up to 800lbs go to Max 2.