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**IslandFocus** · 04-03-2008, 07:34 PM

I believe the stock pulley is around 5.5" so probably the same gain from going from a stock to the 5.7" pulley which is around 2-3psi.

04-03-2008, 07:34 PM	#10
IslandFocus Senior TEAM Member Join Date: Oct 2004 Location: Nassau, Bahamas Posts: 2,174	Re: 5.9" Crank Pulley I believe the stock pulley is around 5.5" so probably the same gain from going from a stock to the 5.7" pulley which is around 2-3psi. __________________ 2000 Focus ZX3: Xios Turbo Kit on Built Motor in Progress!!