Quote Originally Posted by vteckidd
i would AT LEAST change it at the 20min interval. you need to crank it up and let it run, warm up, then change the oil.

if this is a USED motor that HASNT had new piston and rings put in, then beat the shit out of it, no break in is required.
he mentioned break in so i'm assuming he meant a REAL break-in in which it did have new rings and pistons.