600cc sleds with moderate performance upgrades beyond factory stock, tuned for increased climbing performance.
600cc sleds with moderate performance upgrades beyond factory stock, tuned for increased climbing performance.
We don’t copy the rulebook here — a copy on our site could fall out of date.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 600 Improved Stock ↗