Blowing Voltage Regulators

^All of this....a 440 in that little 63 engine bay will produce some heat that could have a negative impact on a VR. Where's the VR located in relation to headers/ exhaust manifold etc. Keeping the VR as cool as possible will help it. The MADD bypass def helps with old brittle wiring and ammeter week link gages when it comes to handling current better. I've had the the ammeter posts and wiring fall apart in my hands from age, heat and brittleness. It's never a bad thing to improve your wiring. The alternatorman has some very good youtube vids and he's a Mopar guy. He builds and sells alternators and heavy duty voltage regs and is easy to reach out to. Here's his website... USA Built High Output Alternator, Upgrades, Parts, Kits