410 gears, intake, exhaust for starters
time for some nice aftermarket axles and slicks!
also, if you use antiseize use VERY little, and torque all plugs to 14ft lbs!
compression should be within 10% of eachother.
rings are probably worn, and the nitrous won't help. do a compression test and make sure everything is OK. You could use a thicker oil such as...
do you have the old plastic intake manifold with the plastic coolant crossover? If you do, it could be cracked and leaking coolant into the cylinders...
I doubt it needs that much tuning.
if you wanted cams you could tune the car yourself with SCT Pro Racer....it's fairly simple
Modular Mustang Racing
MMR 600 shortblock for $2500...
why the hell are you running it while it's pinging?
There is something wrong here....what is the timing? what octane fuel?
either buy a full tuning program like SCT pro racer or have a a shop tune it before the engine goes BOOM
no one has mentioned the damn spark plugs!
that was my very first thought....