I ran a stock ‘79 - 360 in a heavy-ish B body, specifically a ‘79 Magnum w/a 904 & 2.76 gears on 235/60/15’s. Stock camshaft. Then I added a OEM iron 4bbl. intake and a 600 AFB, ignition was a MSD, junk yard distributor, dual exhaust @ 2-1/4 off of the stock manifolds, the air cleaner was a ‘72...