Correct Alternator Belt for big block Chevy with A/C?

[71CHEVYSHORTBED402]

Originally Posted by CG

I just did a google search to get that number, its very possible I'm wrong on the length haha. But the truck is an 80K original, and as far as I can tell its all stock except for some wiring mish mash and an extra overflow or fluid bottle.

You're not wrong on the length, sure that's not a picture of your Corvair or? Which pulley is bypassed Did you stretch it with a Sherman Tank All serious I'm no expert, but 12" plus strikes me a big difference, especially when you have the same bracket I do, you must have a 71 as well.