[mdgrant]

hello im working on an 83 GLX was a v6 just droped a 302 in it and it has a miss that i cant figure out every thing is new the engine was just built my a local engine bulider ive put all new ignition parts on it ( msd 6AL, msd blaster coil, msd distributor, msd 8mm plug wires) new holly street avenger carb so everthing that can cause the miss is new it had autolite plugs in it so thinking that the plugs might be bad i changed them out for a set of bosch platnium +4 that didnt change anything ive down a leak down and compression test on it both are fine still cant find ive pulled plug wires one by one and cant seem to find which cylinder is missing seems to be all of them any thing will help thanks matt

[meangreen92]

Check the firing order. New parts are sometimes defective. You

might want to go back to the autolites.

[Fordgazm]

Another thing to look at may be the fuel delivery system .

[mdgrant]

firing order is right and it has a new holly red electric fuel pump in it