I have a 1990 Four Winns 23' Sundowner 225 with an OMC 5.8L with a Holley 4 barrel. Well I have been tuning it up and have all new plugs, wires, distributor with points (gapped correctly), condensor, etc., timed, new batteries, plugs look good.
Problem is it won't rev past like 3K rpms. It's...