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jaykay · 09-20-2009, 09:29 PM

I am running an underdrive pulley now......the one I have is from Mantis racing in Canada. I am sure there are others. I am told it gives +7hp.

09-20-2009, 09:29 PM	#4
jaykay Registered User Join Date: Sep 2009 Location: toronto Posts: 2,668	I am running an underdrive pulley now......the one I have is from Mantis racing in Canada. I am sure there are others. I am told it gives +7hp.