3.55" pulley and 3.60" pulley (question)

[AtaxicStanger]

I have a P1SC and want to up the boost with our new combo. Can someone tell me what size is the stock pulley for the 9lb kit and what increase the 3.55 and 3.60 might provide.

Al

[Four eyed stang]

I think the 9 lb is 4.00"

[AtaxicStanger]

Thanks Four eyed

Al