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  1. 71DodgeDemon340

    Best cap and rotor for factory style electronic distributor?

    is the accel cap and rotor about the best one available for the factory style distributor?
  2. 71DodgeDemon340

    Difference in ohm rating on plug wires?

    i know it should be self explanatory but is there a significant difference between 350 ohms/ft and 40 ohms/ft plug wires? I would think the 40 ohms/ft would have less resistance and there fore conduct or let the spark travel more freely to the plug?
  3. 71DodgeDemon340

    Quick question concerning my reverse light indicator

    Hey guys so I finally bit the bullet again and bought another retro sound radio, this one is a newer model than the previous one that went out on me. got everything installed, new radio used same connectior as the old one so it was just plug and play, everything works fine except if the radio...
  4. 71DodgeDemon340

    Another timing question. Forgive me lol

    So guys just got back from a drive. Did my 2 year plug change along with my yearly fuel filter change. Since i had no luck with the rev n nator ignition box I decided to put in a chrome mopar box in place of the orange one. Initial timing while hot on the orange box was 15-16 btc. Just checked...
  5. 71DodgeDemon340

    Which plugs are best for performance?

    just curious on what everyones take is. Ive read some things on the internet that suggest nickel and platinum coated tips on spark plugs actually conduct better than iridium. All the plugs im seeing are copper core but just coated with nickel, platinum or iridium. So which is best? The iridiums...
  6. 71DodgeDemon340

    Does anyone worry about clocking their spark plugs?

    ive heard of doing this before but never really tried it, ive heard of people going through 10 or 12 spark plugs before they get em clocked pointing towards or at least near the valves. Does it really matter? Its a cool concept but how do you return a spark plug and say it didnt line up like the...
  7. 71DodgeDemon340

    Back of this icm look normal?

    Just got the rev n nator icm box in my 340 and everything is working good. However I noticed this on the back of the 4 year old orange mopar icm i took out. Is this from molding or a defect? Looks like its been hot.
  8. 71DodgeDemon340

    Correct initial timing?

    Hey everyone and trailbeast lol. Upon looking up some info in my motors manual I happened to see that the timing spec on a 68 340 is at tdc and 69-72 is 5 degrees btdc. Im running 15 degrees of initial timing and car runs fine. Is there a reason why the factory timing is so low? Although...
  9. 71DodgeDemon340

    Chrome ignition module vs rev-n-nator

    Hey guys upon reading some other threads im curious. Have been running the orange box in my demon for about 3-4 years now and never had a issue. Replaced the summit distributor this year with one of trail beasts' and i noticed a difference as the summit one had issues. Now not quite sure im...
  10. 71DodgeDemon340

    Anyone else having issues with their chrysler black box voltage regulator?

    So about a year or so ago my voltage regulator went bad. Replaced it and all was well, here recently i noticed the ammeter has been a bit jumpy at idle. Haven't fully tested out the regulator yet but anyone else having issues with the chrysler black box regulator?
  11. 71DodgeDemon340

    What size wire for batt ground and starter?

    Hey guys i was just curious. Im running a 4 awg ground and power wire to the batt. No issues at all just want to hear your thoughts. Think 4 awg is too light? 1awg or event 2 awg seems excessive
  12. 71DodgeDemon340

    Auto meter tach question

    My autometer sport comp mini tach stopped working today but not while running went to start her up today after replacing the voltage regulator and noticed the tach wasnt working. Check the fuse its good getting power to it. My question is its a analog guage and works off of one wire coming from...
  13. 71DodgeDemon340

    Ballast resistor question

    Should my ballast resistor get to hot to touch? 71 demon 340 electronic ignition.
  14. 71DodgeDemon340

    Possible alternator and or voltage regulator issues?

    Hey everyone. Ok so the 71 demon has been done for a couple years now and yesterday i started her up and immediately noticed a problem. First ill tell you my setup 340 with electronic ignition upgrade mopar voltage regulator and distributor and coil. Cant remember the size of the alt but its not...
  15. 71DodgeDemon340

    Alternator Voltage?

    Hey guys i have a 71 demon with hei ignition and with the engine off i read about 12.5 volts at the battery. but with the engine running when i measure the voltage at the battery terminal on the alt. it reads about 11.4 volts, also my ammeter shows about -5 to -10 is the alternator under...
  16. 71DodgeDemon340

    Quick Alternator Question

    Hey guys i have a 71 dodge demon and im using the 2 field alt. Does it matter what field lead on the alt that the blue and green wires go to?
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