700cc sleds with allowed engine and chassis upgrades for improved torque and drive.
700cc sleds with allowed engine and chassis upgrades for improved torque and drive.
We don’t copy the rulebook here — a copy on our site could fall out of date. Always check the current rules at ISR before you race.
ISR Hill Climb Rules ↗Registration for this class is handled on RedPodium.
Register for 700 Improved Stock ↗