We encourage you to read through the 2012 Rule Book, posted below, to eliminate any questions or doubts about the series rules and regulations. You can purchase the 2012 Rule Book at all Kentuckiana MX Series events for a small fee, or you can simply print it yourself to have a copy of your own. 2012 Kentuckiana MX Championship Series Rule Book

2012 Kentuckiana MX Championship Classes 51cc Lites (4-6 yrs) -0-51cc 2or 4 stroke single speed 10” wheel max 51cc Expert (7-8 yrs) -0-51cc 2or 4 stroke single speed 12” wheel max 51cc Open (4-8 yrs) -0-51cc 2or 4 stroke single or multi speed 65 Beginner (7-11 yrs) 65cc 2-stroke 65 (7-9 yrs) - 65cc 2-stroke 65 (10-11 yrs) - 65cc 2-stroke 65 Open (7-11 yrs) - 65cc 2-stroke JR Mini (7-11 yrs) - 66-85cc 2-stroke 17” front wheel max SR Mini (12-15 yrs) - 66-85cc 2-stroke & 91-150 4-stroke 17” front wheel max Beginner Mini (7-15 yrs) - 66-85cc 2-stroke & 91-150 4-stroke 17” front wheel max *see note at bottom Supermini (9-16 yrs) - 66-112cc 2-stroke & 91-150 4-stroke 19”front wheel max*see note at bottom Schoolboy (12-16 yrs) - 110-144cc 2-stroke &126-250cc 4-stroke 16” rear wheel min Girls Bike (12 yrs & under) - 65-112cc 2 stroke&70-200cc 4 stroke trailbike- no big bikes allowed Womens Bike (13+ yrs) - 85-125cc 2-stroke or 250 4stroke Lites Beginner (D) - 113-250cc 2-stroke or 4-stroke 18” rear wheel min Lites Novice (C) - 113-250cc 2-stroke or 4-stroke 18”rear wheel min Lites Intermediate (B) - 113-250cc 2-stroke or 4-stroke 18” rear wheel min Lites Expert (A) - 113-250cc 2-stroke or 4-stroke 18” rear wheel min.(100%) Open Beginner (D) - 122cc to open 2-stroke or 4-stroke (250F Legal) Open Novice (C) - 122cc to open 2-stroke or 4-stroke (250F Legal) Open Intermediate (B) - 122cc to open 2-stroke or 4-stroke (250F Legal) Open Expert (A) - 122cc to open 2-stroke or 4-stroke (250F Legal) (100%) Collegeboy (17-24 yrs) - 122cc to open 2-stroke or 4-stroke VET Amateur 25+ (BCD) - 122cc to open 2-stroke or 4-stroke Expert 25+ (A) - 122cc to open 2-stroke or 4-stroke (100%) VET Amateur 30+ (BCD) - 122cc to open 2-stroke or 4-stroke Expert 30+ (A) - 122cc to open 2-stroke or 4-stroke (100%) VET 40+ - 113-650cc 2-stroke or 4-stroke VET 50+ - 113-650cc 2-stroke or 4-stroke 2-stroke Amateur (Over 16 yrs) - open 2stroke 18”rear wheel min. 50cc-125cc Playbike - 51cc Oil Legal Quad Beginner (D) - 91cc - Open Quad Amateur (C) - 91cc - Open Quad Amateur (B) - 91cc - Open Quad Expert (A) - 91cc - Open Quad Kids (6-11 yrs) - 51cc - 90cc *AMA RULES STATE YOU MUST BE 12YRS OLD TO RIDE A 150CC* ALL D Class Riders: The D class is a beginner class and a chance to try racing to see if you like it- it is not a place to plan on winning a Kentuckiana MX Series Championship. Advancement for beginner racers will be left to the track promoter or track official, if they feel a rider needs to be moved to the next higher class. Content copyright 2013. Kentuckiana Motocross Series. All rights reserved.