If you are running the original generator and a basically stock truck with no accessories you have no need for one of the custom harnesses. Get a stock type one from one of the parts vendors and save a hundred or more.

"It's just a phase. He'll grow out of it." Mama, 1964

1956 Chevy 1/2-ton 3100
1953 Chevy 6100 "The Yard dog"
1954 GMC Suburban Now with a new proud owner.