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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal>Thanks for your input on that, Glen. Very helpful and useful advice.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Tim<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><b>From:</b> fubog1 <fubog1@aol.com> <br><b>Sent:</b> Tuesday, July 17, 2018 12:05 PM<br><b>To:</b> timmmurphh@gmail.com; rbtr3a@cox.net<br><b>Cc:</b> fot@Autox.Team.Net<br><b>Subject:</b> Re: [Fot] Cams<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial",sans-serif;color:black'>Yes, lacking access to a Cam Doc, you can use a set of V or bearing blocks, a degree wheel, dial indicator, and a bit of time, checked at 5 cam degrees, works fine.<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial",sans-serif;color:black'>I'm still old school though, I plot them out on graph paper!<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial",sans-serif;color:black'>That will give you the lobe profile but most folks don't have the full specs on the cam, usually just advertised lift and duration.<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial",sans-serif;color:black'>Since the tip of the lobe usually starts to go away first, a simple lift measurement will reveal the worst, best done with a dial indicator cuz some (cheap) cams are ground on different base circles.<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial",sans-serif;color:black'>Generally, ramp wear is unusual if the tip is still OK, although there can be exceptions.<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial",sans-serif;color:black'><o:p> </o:p></span></p></div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial",sans-serif;color:black'>Glen.<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial",sans-serif;color:black'><o:p> </o:p></span></p></div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial",sans-serif;color:black'><o:p> </o:p></span></p></div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial",sans-serif;color:black'><o:p> </o:p></span></p></div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial",sans-serif;color:black'><o:p> </o:p></span></p></div><div><p class=MsoNormal style='margin-bottom:12.0pt'><span style='font-size:10.0pt;font-family:"Arial",sans-serif;color:black'>-----Original Message-----<br>From: timmmurphh <<a href="mailto:timmmurphh@gmail.com">timmmurphh@gmail.com</a>><br>To: 'fubog1' <<a href="mailto:fubog1@aol.com">fubog1@aol.com</a>>; rbtr3a <<a href="mailto:rbtr3a@cox.net">rbtr3a@cox.net</a>><br>Sent: Tue, Jul 17, 2018 12:38 pm<br>Subject: RE: [Fot] Cams<o:p></o:p></span></p><div id="AOLMsgPart_1.2_29f0e059-9a54-4bb0-97f3-60a994db6d64"><div><div><p class=MsoNormal><span style='color:black'>By degreeing the cam using increments of 10 crankshaft degrees (5 camshaft degrees) and then plotting the results in Excel, it is possible to get a very accurate picture of the profile of the cam.<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='color:black'> <o:p></o:p></span></p></div><div><p class=MsoNormal><span style='color:black'>I’ve attached a spreadsheet showing an intake and exhaust lobe comparison two years apart of our Kastner G3 cam for reference.<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='color:black'> <o:p></o:p></span></p></div><div><p class=MsoNormal><span style='color:black'>Tim Murphy<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='color:black'>#317 TR4<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='color:black'> <o:p></o:p></span></p></div><div><p class=MsoNormal><b><span style='color:black'>From:</span></b><span style='color:black'> Fot <<a href="mailto:fot-bounces@autox.team.net">fot-bounces@autox.team.net</a>> <b>On Behalf Of </b>fubog1 via Fot<br><b>Sent:</b> Monday, July 16, 2018 6:31 AM<br><b>To:</b> <a href="mailto:rbtr3a@cox.net">rbtr3a@cox.net</a>; <a href="mailto:fot@autox.team.net">fot@autox.team.net</a><br><b>Subject:</b> Re: [Fot] Cams<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='color:black'> <o:p></o:p></span></p></div><div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial",sans-serif;color:black'>Generally any obvious wear or pitting would make it unserviceable, but the wear isn't always so obvious.</span><span style='color:black'><o:p></o:p></span></p></div></div><div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial",sans-serif;color:black'>You can measure the lift and compare to spec, that will show any worn lobes, but the best way is to find someone who has a "cam doctor". It's a machine that sets it up and measures the complete profile.</span><span style='color:black'><o:p></o:p></span></p></div></div><div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial",sans-serif;color:black'>Usually if there is anything apparent that suggests that there may be problems, there are...</span><span style='color:black'><o:p></o:p></span></p></div></div><div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial",sans-serif;color:black'> </span><span style='color:black'><o:p></o:p></span></p></div></div><div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial",sans-serif;color:black'>Glen</span><span style='color:black'><o:p></o:p></span></p></div></div><div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial",sans-serif;color:black'> </span><span style='color:black'><o:p></o:p></span></p></div></div><div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial",sans-serif;color:black'> </span><span style='color:black'><o:p></o:p></span></p></div></div><div><div style='margin-bottom:12.0pt'><p class=MsoNormal style='margin-bottom:12.0pt'><span style='font-size:10.0pt;font-family:"Arial",sans-serif;color:black'>-----Original Message-----<br>From: rbtr3a--- via Fot <<a href="mailto:fot@autox.team.net">fot@autox.team.net</a>><br>To: fot <<a href="mailto:fot@autox.team.net">fot@autox.team.net</a>><br>Sent: Sun, Jul 15, 2018 6:47 pm<br>Subject: [Fot] Cams<br><br>How do I determine if a cam is good or bad. If there are any marks on it does that make it bad. I do know that two of the lifters has pitting on the surface. <br><br>Ronnie<br>_______________________________________________<br><a href="mailto:fot@autox.team.net">fot@autox.team.net</a><br><br><a href="http://www.fot-racing.com">http://www.fot-racing.com</a><br><br>Donate: <a href="http://www.team.net/donate.html">http://www.team.net/donate.html</a><br>Archive: <a href="http://www.team.net/pipermail/fot">http://www.team.net/pipermail/fot</a><br>Unsubscribe/Manage: <a href="http://autox.team.net/mailman/options/fot/fubog1@aol.com">http://autox.team.net/mailman/options/fot/fubog1@aol.com</a></span><span style='color:black'><o:p></o:p></span></p></div></div></div></div></div></div></body></html>