2026 Updated Rules coming soon!
General Rules - Printable PDF (pdf)
DownloadBack Road Pullers
C/O Eric Stanley
1313 S Downs School Rd
Elmwood IL 61529
All Back Roads Pullers general rules and points system apply.
All trucks will have to adhere to the S400 charger rule for 2025 season.
TURBOCHARGER: Limited to a stock OEM single turbocharger in one ton and under trucks (6.4 Powerstroke's may run factory compounds with factory inducer size). Turbo must be mounted in the stock location and must be same make as OEM(Example: LLY turbo allowed on an LBZ), maximum size of the compressor is 63.5 mm. Aftermarket and Billet wheels are PROHIBITED. Inducer bore must be true bore, no plugs, no reducers. Compressor wheel must protrude into the inducer bore. Must measure the same size before and after the MAP groove.
No clipped wheels allowed. All air must enter through the inducer bore. Induced bore must be measured with a go-no-go gauge or plug and bore will be checked with bore scope or caliper set to specification. The plug is 2.550 inches, L5P Duramax's can run factory Billet wheel. Tech inspector has final discretion on turbo ruling. (07-24-2025 - NC)