<div dir="ltr">Mark, here's a link to a chart that specs out what size fuel line to run based on things like HP and fuel type.<div><br><div><a href="https://historicracinggroup.com/resources/Reference_Material/Canton/Fuel%20Consumption%20and%20Flow%20Quick%20Ref%20by%20CM%20Filters.pdf">https://historicracinggroup.com/resources/Reference_Material/Canton/Fuel%20Consumption%20and%20Flow%20Quick%20Ref%20by%20CM%20Filters.pdf</a></div><div><br></div><div>I run metal braided lines (AN) fitting type in the trunk and under the bonnet (with bulkhead fittings) and metal lines in the cockpit, Fuel reg with gauge in the engine bay where I can see what's getting delivered at the engine.</div><div><br></div><div>mike h</div><div><br></div></div></div><br><div class="gmail_quote gmail_quote_container"><div dir="ltr" class="gmail_attr">On Wed, Jun 11, 2025 at 11:13 AM Mark Cook via Fot <<a href="mailto:fot@autox.team.net">fot@autox.team.net</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div class="msg-7955251155909778646"><div lang="EN-US"><div class="m_-7955251155909778646WordSection1"><p class="MsoNormal">All,<u></u><u></u></p><p class="MsoNormal"><u></u> <u></u></p><p class="MsoNormal">So, I have gutted and stripped the #55 ‘69 TR6 race car first purchased, having a proper roll cage installed and painted, and will be installing a newly built engine with triple Weber 45 DCOEs.  Will be ordering some parts while cage is installed and body painted.<u></u><u></u></p><p class="MsoNormal"><u></u> <u></u></p><p class="MsoNormal">Brings me to my questions.   What size fuel lines – 5/16” (-5) or 3/8” (-6)?  Also, thoughts on 100% steel braided PTFE, or combination of metal fuel line (front to back) with braided to connect to the fuel cell and Webers?  Fuel pump, filter and pressure regulator will be in the trunk with the fuel cell.   Return line?  The 6 previously had fuel injection and a fuel return line.  Not sure it is necessary for the Webers.<u></u><u></u></p><p class="MsoNormal"><u></u> <u></u></p><p class="MsoNormal">Thanks!<u></u><u></u></p><p class="MsoNormal"><u></u> <u></u></p><p class="MsoNormal">Mark Cook<u></u><u></u></p><p class="MsoNormal"><u></u> <u></u></p><p class="MsoNormal">During Chuck Arnold’s ownership (pre-2018)                             Prior Owner 2018-2023                                                                          Now (coffee table stage)                                                                                                                                                                                                                  <u></u><u></u></p><p class="MsoNormal">  <img width="360" height="203" id="m_-7955251155909778646Picture_x0020_2" src="cid:ii_19763cc9f4f692e331">  <img width="360" height="240" id="m_-7955251155909778646Picture_x0020_3" src="cid:ii_19763cc9f4f772f6c2">     <img width="360" height="270" id="m_-7955251155909778646Picture_x0020_1" src="cid:ii_19763cc9f4f8546ed3"><u></u><u></u></p></div></div>_______________________________________________<br>
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