Plug wiring dig. 97 vortec 350 cheve from the distbeter to plugs need to know whrer thay go

plugged fuel filter? You need to provide more information. Does it turn over fast enough but not start, or does it just not turn over?

.060 (In thousandths of an inch)Caution! Gap is not adjustable on certain plug brands.060 (in thousandths of an inch) CAUTION ! GAP IS NOT ADJUSTABLE ON CERTON PLUG BRANDS.check them if new or used before using.withh a gap tool.

Its possible the spark plug is damaged. Change the plug.

what happens if you plug the wire back up after its running? Does it still miss?

SONUDS LIKE IT MAY BE VAPOR LOCKING, DID YOU RECENTLY HAVE ANY EXHAUST CUSTOM WORK DONE? MAKE SURE FUEL LINES ARE RAPED WITH INSALATION AND WIRE TIES ANY WHRER FUEL LINES MAY BE NEAR EXHAUST. ALSO CHECK FOR CODES MAY HAVE RESTRICTED CATALATIC CONCONVERTER GOOD LUCK B.HARRISA.S.E. CIRTIFIED 25 YRS. EXP.

another issue that causes flooding in the Vortec 350 ( which, I assume you have) is the fuel injection spider. The spider assembly also contains a fuel pressure regulator if faulty can allow too much fuel to pass through the injectors fouling the plugs (a common problem), While your in the upper intake you might as well take care of your lower. A leaky inner seal on the lower intake can cause out to ceep in to your heads causing a faulty spark.

This will start with a paticular cylinder missfire then grow, pull distributor gear to the cam is going out.

future reference brake cleaner isn't good to use on mass air. use mass air sensor cleaner or electical cleaner

i put a new distrubter in and set the timing it saiad top dead was no4.but it still backfires
92 cheve blazer vortec v-6

ou need to check compression on all the cly. do you know which cly is dead?

unplug distributor! find #1 cylinder, take out spark plug,placr finger over spark plug hole,bump starter until compression blows finger from spark plug hole,align mark on harmonic balancer with 0 mark on timing cover. engine is on compression stroke.install distributor with rotor contact pointing toward #1 wire location on distributor cap. install plug. install wire. engine will start.