GP- Stock motor governed at 3650 RPM, unregulated gearing, single cylinder overhead valve and valve in block L head, with maximum factory rating of 33 cubic inches.
GP (POWDERPUFF)- This girls-only class gets just as fast and are every bit as competitive as the boys! All GP ...
Wisconsin Lawn Mower Racing Association had been around since 2005 and we have someone that has been with WILMRA since 2010 and is the "veteran" racer of the club.
Brandon Schug is WILMRA "veteran" racer. Brandon is twenty three years old and has been a very active member since 2010.He is always ...
Our #1 rule is be save and have fun.
Official USLMRA Rules Summary
The following is a summary of the official USLMRA Racing Handbook (Rulebook) and General Competition Regulations. Modifications should only be made after consulting the Handbook. This summary represents extracts from the ...