i have a 76 k20 and it was a ranch truck for about 25 years and im trying to fix the ole girl up. you can imajin what the wiring looks like. its a mess and ive done wiring myself simple things to get by (after a few tickets i had to re wire the whole back end so i had lights) but it needs all new wiring is there a company that sells a complete wiring kit for the whole pickup or multiple kits to do the whole pickup? any info yall got would be great thanks!