VINTON, Iowa – 2022 rules for another four IMCA divisions have been announced and posted on the IMCA website. Rules items to note for Karl Kustoms Northern SportMods include:  *The minimum wheelbase is 108 inches, the maximum wheelbase 112 inches with a maximum one inch difference from side to side.  *Air cleaner top is a maximum of six inches above the hood.  *Must use 16 inch minimum, 19 inch maximum lower control arms. The rear lower control arm must be centered under the axle tube (with a one inch tolerance) and bolted a minimum of two inches to a maximum of five inches from the bottom of the housing. *Tires may be ground, straight siped or grooved. *The air cleaner top, stud and base cannot direct air into the carburetor. No top flow housings, air cleaner inserts or cold air boxes. *All engines must use unaltered MSD #8727CT rev control and maximum 6,200 rpm chip for crate engines and maximum 6,800 rpm chip for claim engines. *No oil pan vents. “Any of the Northern SportMod … Continue reading IMCA releases 2022 Northern SportMod, Modified, Stock Car, Late Model rules