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<div> <font size="2">My pleasure, glad to contribute any of the mostly-worthless knowledge I've accumulated from nearly a half-century of screwing around with TRs...</font></div>
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<div><font size="2">Glen</font><br>
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<div style="font-family:arial,helvetica;font-size:10pt;color:black">-----Original Message-----<br>
From: timmmurphh <timmmurphh@gmail.com><br>
To: 'fubog1' <fubog1@aol.com>; rbtr3a <rbtr3a@cox.net><br>
Cc: fot <fot@Autox.Team.Net><br>
Sent: Tue, Jul 17, 2018 1:07 pm<br>
Subject: RE: [Fot] Cams<br>
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<div class="aolmail_MsoNormal">Thanks for your input on that, Glen. Very helpful and useful advice.</div>
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<div class="aolmail_MsoNormal">Tim</div>
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<div class="aolmail_MsoNormal"><b>From:</b> fubog1 <<a removedlink__99359d79-90f3-45b6-acd9-4c7a68b3e32f__href="mailto:fubog1@aol.com">fubog1@aol.com</a>> <br>
<b>Sent:</b> Tuesday, July 17, 2018 12:05 PM<br>
<b>To:</b> <a removedlink__99359d79-90f3-45b6-acd9-4c7a68b3e32f__href="mailto:timmmurphh@gmail.com">timmmurphh@gmail.com</a>; <a removedlink__99359d79-90f3-45b6-acd9-4c7a68b3e32f__href="mailto:rbtr3a@cox.net">rbtr3a@cox.net</a><br>
<b>Cc:</b> <a removedlink__99359d79-90f3-45b6-acd9-4c7a68b3e32f__href="mailto:fot@Autox.Team.Net">fot@Autox.Team.Net</a><br>
<b>Subject:</b> Re: [Fot] Cams</div>
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<div class="aolmail_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.</span></div>
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<div class="aolmail_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!</span></div>
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<div class="aolmail_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.</span></div>
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<div class="aolmail_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.</span></div>
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<div class="aolmail_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.</span></div>
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<div class="aolmail_MsoNormal"><span style="font-size:10.0pt;font-family:"Arial",sans-serif;color:black">Glen.</span></div>
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<div class="aolmail_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 target="_blank" rel="noopener noreferrer" removedlink__99359d79-90f3-45b6-acd9-4c7a68b3e32f__href="mailto:timmmurphh@gmail.com">timmmurphh@gmail.com</a>><br>
To: 'fubog1' <<a target="_blank" rel="noopener noreferrer" removedlink__99359d79-90f3-45b6-acd9-4c7a68b3e32f__href="mailto:fubog1@aol.com">fubog1@aol.com</a>>; rbtr3a <<a target="_blank" rel="noopener noreferrer" removedlink__99359d79-90f3-45b6-acd9-4c7a68b3e32f__href="mailto:rbtr3a@cox.net">rbtr3a@cox.net</a>><br>
Sent: Tue, Jul 17, 2018 12:38 pm<br>
Subject: RE: [Fot] Cams</span></div>
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<div class="aolmail_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.</span></div>
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<div class="aolmail_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.</span></div>
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<div class="aolmail_MsoNormal"><span style="color:black">Tim Murphy</span></div>
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<div class="aolmail_MsoNormal"><span style="color:black">#317 TR4</span></div>
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<div class="aolmail_MsoNormal"><b><span style="color:black">From:</span></b><span style="color:black"> Fot <<a target="_blank" rel="noopener noreferrer" removedlink__99359d79-90f3-45b6-acd9-4c7a68b3e32f__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 target="_blank" rel="noopener noreferrer" removedlink__99359d79-90f3-45b6-acd9-4c7a68b3e32f__href="mailto:rbtr3a@cox.net">rbtr3a@cox.net</a>; <a target="_blank" rel="noopener noreferrer" removedlink__99359d79-90f3-45b6-acd9-4c7a68b3e32f__href="mailto:fot@autox.team.net">fot@autox.team.net</a><br>
<b>Subject:</b> Re: [Fot] Cams</span></div>
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<div class="aolmail_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"></span></div>
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<div class="aolmail_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"></span></div>
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<div class="aolmail_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"></span></div>
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<div class="aolmail_MsoNormal"><span style="font-size:10.0pt;font-family:"Arial",sans-serif;color:black">Glen</span><span style="color:black"></span></div>
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<div class="aolmail_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 target="_blank" rel="noopener noreferrer" removedlink__99359d79-90f3-45b6-acd9-4c7a68b3e32f__href="mailto:fot@autox.team.net">fot@autox.team.net</a>><br>
To: fot <<a target="_blank" rel="noopener noreferrer" removedlink__99359d79-90f3-45b6-acd9-4c7a68b3e32f__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>
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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>
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Ronnie<br>
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<a target="_blank" rel="noopener noreferrer" removedlink__99359d79-90f3-45b6-acd9-4c7a68b3e32f__href="http://www.fot-racing.com">http://www.fot-racing.com</a><br>
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