Hm, dat sux. I joined the Navy, spent 5ive GD yrs doin that junk, got out, and now i gotta relearn a bunch of crap to. No crack in the dome needed. lol. if yer serious about the crack in the head, than, i do apologize if i or anyone else on here offended you. We are just a bunch of morons who like to goof off and climb rocks with big shiny expensive toys. If you aren't serious bout the crack in da head, then, go f*** you. lol. enjoy your time with our select group of misguided gear-heads and axle snapping enthusiasts!!