KartRacingLA
Member
I'm wanting to setup one of my smaller motors for a large, 1/4-1/5 mile momentum track. I'd like to pull out the f275 and swap it out with a more preferred cam. Im thinking the dyno 308 or 315 cam but am open to other's opinions. 32x25 head with 1.2 gage rockers. 70x55mm borexstroke
