three trail mods in the same trailer, before and after dyno tuning on one day in January.

2/1 Trevor Bovard w/ two mod F8 Firecats, one Rev 830 big bore.First F8 was a clone of the sled Trevor brought earlier, this one was a bit higher in midrange tq and hp, a bit less top end hp, needed totally different Boondecoker settings. Second F8 gave us fits, huge...