Hey how essential is changeing the oil in the super charger? Does it give it a better ride or a harder pull on the boost?

How much does the 2.2 pulley help? Are there any sacrifices that maybe un told when using this pulley?

Change it every 50k or so to help get the full life out of your nosedrive bearings. Performance benefit? Not really.

I'd go with a 2.3 first. After you make sure you have proper fuel pressure at WOT and have no knock retard. Properly running... the only drawback would be more gas usage depending on how much you use the increased power.

It would help to put your year and model in your signature.

Then start here if you're a 92-95: http://www.bonnevilleclub.com/forum/...ode=cat&cat=20

Particularly the first article, but you'll also find other useful information.

Moving the topic to Forced Induction.