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I bought these nos champion xj-14y spark plugs at a swap meet today for a $1 a piece I figured for $8 if they work for my car its a great price. Would they work on my 71 rr with a 383 with points?

Has anyone every used the blue mopar performance voltage regulator for street use? Says it has a constant voltage of 13.5v that seems like a normal voltage to run all the time. Not sure why it says race use only...

A few years ago I replaced the original alternator On my 71 rr with High out powermaster alternator. I believe the alternator still works just needs bearings and a repaint i was thinking of rebuilding it to sale because i see resorted alternators on ebay for $300. Would it be worth it?

is switching to led bulbs a good idea turn, brake lights? I figured it would because they draw less current.

if you’re looking to keep your car looking original and dont want to use wire loom which I think doesnt look good to cover wire use friction tape. Just used two rolls of it i got from lowes. Looks great. Covered up all the add on wires to make it look factory and added a 2 pin pig tail to my...

i have a powermaster alternator on my 71 rr that I added 8 gauge power wire to it and with loads on im getting 12.8v is that normal? Im getting 14.8v no loads on. There is a ground stud on the back of the alternator will grounding it to the negative battery post help the voltage?