purple shaft

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purple shaft #550616 12/10/09 10:18 PM 12/10/09 10:18 PM
Joined: Nov 2009 Posts: 2 ontario canada S smallblock OP member
smallblock OP member S Joined: Nov 2009 Posts: 2 ontario canada	I got a purple camshaft for a 340 but dont know he specs . Is there a way to find out I found a number on it and it is 1136 but that is all I find I would like to know the lift and duration . thanks

Re: purple shaft [Re: smallblock] #550617 12/10/09 11:55 PM 12/10/09 11:55 PM
Joined: Mar 2009 Posts: 2,475 Sydney,Australia tex013 top fuel
tex013 top fuel Joined: Mar 2009 Posts: 2,475 Sydney,Australia	measure a cam lobe across the peak and at 90 degrees,multiply the difference by 1.5(rocker ratio)this will tell you lift Tex New best ET 10.259@129.65 . New best MPH 130.32 Finally fitted a solid cam, stepped it up a bit more 3690lbs through the mufflers New World block 3780lbs 10.278@130.80 . Wowser 10.253@130.24 footbraking from 1500rpm Power by Tex's Automotive

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