after, it was noticed on the dyno about a week ago..would a change in the lower pully from stock to metco 4lb make it run lean? didnt really notice it before. was making a log pull when we noticed it.. it starts being noticeable at about 1500 rpm. setting still. worse under load.
fuel pumps are good, maf is reading ok, a/f wideband is jumping from 14.3 to 15.4 or so when its misfiring.. replaced plugs, checked and moved coils around with no change... not throwing a code.. maybe o2s?? anyone?
so, im running an eaton swap mach 1. vmp tuned, 4 pound pully, stock upper. cobra heads, lethal dual pump kit. 9.5 to 1 comp. factory maf. c and l intake.
lately ive noticed a bad stutter if i hold throttle at,about 1500 rpm, it gets worse under load... really saw it on the dyno.. a/f gauge...
what's up guys,, general question here.. I have a full eaton terminator swap in my 04 mach. vmp tuned.. lotsa goodies,,, very nice.. here recently I've started hearing what sounds like a tick... drivers head.. on my way home today i played with it a bit. noise definetly gets louder under load...
the ecm still has the stock mach 1 tune, but the motors not back in the car yet.. i get it back in about a week. im just preparing for it.
ill download the files and start checking it out.. what about hardware?? as far as loading into the ecm itself, just a basic laptop? or can i use a...
whats up guys.. im on the back end of a rebuild for my 2004 mach 1. full eaton swap with all supporting mods. cobra top end, injectors ect... but with mach ecm. car ran ok til boost and fell..
i had a full rebuild done, with 9to 1 pistons, fully forged setup. planning on a smaller pully...