Originally Posted by
waldig
What is the size of the alternator pulley, and what does that work out to for RPM. Iam thinking that the only downsize is the belt sizing to accomidate the bigger pulley. It is grooved correct, what is the bore size needed?? Thanks for the great info. WOODY

Woody,
It is grooved. Bore size is approx 17.1 and the OD is approx 49.3 (stock), 58 (15% underdrive).
feel free to send me a PM if you want more specific info. I would be happy to talk with you about it.
Chris