<html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"></head><body style="overflow-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;">Who on earth would say that fiddly little track is high speed. I think I got into 4th with Peyote once for about 4 seconds. Watkins Glen, Road America, even Portland International and Pacific Raceways—yes. Limerock???<br id="lineBreakAtBeginningOfMessage"><div><br><blockquote type="cite"><div>On Jun 2, 2025, at 7:14 PM, Joe Boruch via Fot <fot@autox.team.net> wrote:</div><br class="Apple-interchange-newline"><div><div><div class="ydpfc503f07yahoo-style-wrap" style="font-family:Helvetica Neue, Helvetica, Arial, sans-serif;font-size:13px;"><div></div>
<div dir="ltr" data-setdir="false">I have used a 4.3 at LRP for years in my TR3. I have a 7300 redline and a 5 spd transmission with a .81 5th gear. Only use 5th on the main straight. Back in the late 70's many of the TR3/4 racers would use a 4.54 diff with the TR OD trans. </div><div dir="ltr" data-setdir="false">JoeB</div><div><br></div>
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On Monday, June 2, 2025 at 12:58:04 PM EDT, Dave Riddle via Fot <fot@autox.team.net> wrote:
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<div class="ydp1d419f95yiv5806408202WordSection1"><p class="ydp1d419f95yiv5806408202MsoNormal"><span style="font-size:11.0pt;">Lime Rock is a high speed Track so does the collective FOT wisdom think a 3.7 or 4.1 rear end would be best in a TR4?</span></p><div><span style="font-size:11.0pt;"> </span><br class="webkit-block-placeholder"></div><p class="ydp1d419f95yiv5806408202MsoNormal"><a href="http://www.microworks.net/" rel="nofollow" target="_blank"><span style="font-size:11.0pt;color:blue;text-decoration:none;"><span id="cid:f7TKqQYcpK6EdkFwVIcE"><image001.jpg></span></span></a><span style="font-size:11.0pt;"></span></p><p class="ydp1d419f95yiv5806408202MsoNormal"><b>Dave Riddle</b></p><p class="ydp1d419f95yiv5806408202MsoNormal"><span style="font-size:11.0pt;">Business IT Consulting</span></p><p class="ydp1d419f95yiv5806408202MsoNormal"><span style="font-size:11.0pt;">Office: 480.610.8234</span></p><p class="ydp1d419f95yiv5806408202MsoNormal"><span style="font-size:11.0pt;">Cell: 602.692.5276</span></p><p class="ydp1d419f95yiv5806408202MsoNormal"><span style="font-size:11.0pt;">eMail: <a href="mailto:dave@microworks.net" rel="nofollow" target="_blank">
<span style="color:blue;">dave@microworks.net</span></a></span></p><p class="ydp1d419f95yiv5806408202MsoNormal"><span style="font-size:11.0pt;">Website: <a href="http://www.microworks.net/" rel="nofollow" target="_blank">
<span style="color:blue;">http://www.microworks.net</span></a></span></p><p class="ydp1d419f95yiv5806408202MsoNormal"><a href="https://partner.microsoft.com/en-US/" rel="nofollow" target="_blank"><span style="font-size:11.0pt;color:windowtext;text-decoration:none;"><span id="cid:i0gQ7mdbFzt19jT5YJgI"><image002.png></span></span></a><a href="https://www.acronis.com/en-us/" rel="nofollow" target="_blank"><span style="font-size:11.0pt;color:blue;text-decoration:none;"><span id="cid:sg4gtG6twhp4Qu6YQsqM"><image003.png></span></span></a><a href="https://www.clio.com/" rel="nofollow" target="_blank"><span style="font-size:11.0pt;color:blue;text-decoration:none;"><span id="cid:S58J6ry9CQZ1ikfEITr6"><image004.png></span></span></a><a href="https://www.citycommunications.com/" rel="nofollow" target="_blank"><span style="font-size:11.0pt;color:windowtext;text-decoration:none;"><span id="cid:VISdBGM8TumIq8YCd8B5"><image005.png></span></span></a><span style="font-size:11.0pt;"></span></p><div> <br class="webkit-block-placeholder"></div>
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