what if the engine is not stock i'm about to put the new engine in my 80 yota hers the specs
block 83 not bored any
head 83 oversized ss valves, decked 30 thousandth (sp), crane 272 cam ,ported
headdman header
weber 32/36 carb
i'm taking out the 4.88 chunk in threar and putting in either a 4.30 or 4.10 chunk since i'm running a spool in the 4.88
5spd tranny
i was always under the 500 easy miles rule and was just gonna drive down to mobile 226 miles and back on the interstate keeping it under 3k rpm (figured do it in 1 day )