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Originally Posted by ClubSport  I'm also at 5000 ft and I run a 9psi pulley with no problems. If you bought your car from a lower altitude, you should release the pressure inside the supercharger's nosegear. I bought mine used off a guy at low altitude, and always wondered why the input shaft seal under the pulley leaked. I opened the fill plug to add some fluid and a hiss came out and a few droplets sprayed out. And this was with the engine cold. So there was a few psi inside the gearbox causing oil to weep out. |
Thanks for the tip. It came from sea level. Do you have any other engine/exhaust mods or are you running 9psi with stock components?