1 or 20 passes, no big deal. 750 pass maintainence shedule @ that et, be ready to spend your dollars on either upfront items, or, repair costs. Ain't nothin' free. I see, billet crank, billet rods, good block, good heads, roller and rockers, oil system, it adds up rather quickly. If the 3K deal can hang, I'm an a s s. I don't really think so.