Most auto stores will swap the pulley for you and befor you go and throw a 100amp alternator at it you need to update/upgrade/bypass the factory wiring. Below explains how Ma Mopar did it.
Catalog
Might upgrade your headlight harness.
[FOR SALE] - Plug and play - Headlight Relay Kits
and get better headlights
Hella Vision Plus Conversion Headlights 002395301
if you want LED headlights look to JW Speaker
J.W. Speaker - Engineered Lighting Solutions
