<div dir="ltr">yes, to be honest even the three HD8s on the Jag E-type is overkill.  smaller throats should actually give you better torque off the line.</div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Tue, Dec 3, 2019 at 2:56 PM i erbs <<a href="mailto:eyera3000@gmail.com">eyera3000@gmail.com</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 dir="auto">My 100-6 has a MKI engine .060 over, Issky perfomance cam and it has a balanced engine. I bought a tri carb setup, traded it for a pair of HD8s and built a cable throttle system. Im very happy with it, other than hot idle issues.  I get around 23 mpg on the road and its more responsive. But I hsve to say three carbs look great under the bonnet. As others have ssid, without hotting up the engine, no need to go bigger cfm.<br><br><div>Ira Erbs<br>Portland,OR<br>1959 Austin Healey BN4<br>1967 MGB</div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Mon, Dec 2, 2019, 8:02 PM John Spaur <<a href="mailto:jmsdarch@sbcglobal.net" target="_blank">jmsdarch@sbcglobal.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 lang="EN-US"><div><p class="MsoNormal"><span style="font-size:11pt;font-family:Calibri,sans-serif;color:rgb(31,73,125)">It’s not that I want too. Burlen S.U has not shown HS4’s as being available on their website for over a year now but the HS6’s are. I had emailed them several times but they don’t respond to emails. I finally got around to calling them and they said they had the parts and could build a set. So, I placed an order.<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:11pt;font-family:Calibri,sans-serif;color:rgb(31,73,125)"><u></u> <u></u></span></p><p class="MsoNormal"><span style="font-size:11pt;font-family:Calibri,sans-serif;color:rgb(31,73,125)">John<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:11pt;font-family:Calibri,sans-serif;color:rgb(31,73,125)"><u></u> <u></u></span></p><p class="MsoNormal"><b><span style="font-size:11pt;font-family:Calibri,sans-serif">From:</span></b><span style="font-size:11pt;font-family:Calibri,sans-serif"> Healeys [mailto:<a href="mailto:healeys-bounces@autox.team.net" rel="noreferrer" target="_blank">healeys-bounces@autox.team.net</a>] <b>On Behalf Of </b>Michael Salter<br><b>Sent:</b> Monday, December 2, 2019 7:35 AM<br><b>To:</b> Bob Spidell <<a href="mailto:bspidell@comcast.net" rel="noreferrer" target="_blank">bspidell@comcast.net</a>><br><b>Cc:</b> <a href="mailto:healeys@autox.team.net" rel="noreferrer" target="_blank">healeys@autox.team.net</a><br><b>Subject:</b> Re: [Healeys] Converting from HS4 to HS6 carbs<u></u><u></u></span></p><p class="MsoNormal"><u></u> <u></u></p><div><p class="MsoNormal">I can confirm that converting my first 6 cylinder race car, with a standard MkII engine, to HS6 carbs without any other mods improved my lap times at our home circuit by absolutely 0.00 seconds ... seriously disappointing <span style="font-family:"Segoe UI Symbol",sans-serif">😕😕</span><u></u><u></u></p></div><p class="MsoNormal"><u></u> <u></u></p><div><div><p class="MsoNormal">On Mon, Dec 2, 2019, 9:50 AM Bob Spidell, <<a href="mailto:bspidell@comcast.net" rel="noreferrer" target="_blank">bspidell@comcast.net</a>> wrote:<u></u><u></u></p></div><blockquote style="border-top:none;border-right:none;border-bottom:none;border-left:1pt solid rgb(204,204,204);padding:0in 0in 0in 6pt;margin-left:4.8pt;margin-right:0in"><div><p class="MsoNormal" style="margin-bottom:12pt">John, have to ask why you'd want to do this.  I'm not Edd China--or even Ant Anstead--but from all I've seen and heard just adding greater air flow capacity, without other mods--cam, headers, etc.--does more harm than good.  <br><br>I think I read somewhere that Geoff Healey thought BJ8s were 'over-carburetted' (maybe why headers supposedly add a few HP without other mods).<br><br>Bob<u></u><u></u></p><div><p class="MsoNormal">On 12/2/2019 5:52 AM, warthodson--- via Healeys wrote:<u></u><u></u></p></div><blockquote style="margin-top:5pt;margin-bottom:5pt"><div><p class="MsoNormal" style="margin-bottom:12pt"><span style="font-size:10pt;font-family:Arial,sans-serif;color:black">You will need H6 intake manifolds or machine out your HS4 manifolds. I am not sure about the linkage.<br>Gary Hodson<u></u><u></u></span></p><div><p class="MsoNormal" style="margin-bottom:12pt"><span style="font-size:10pt;font-family:Arial,sans-serif;color:black">-----Original Message-----<br>From: John Spaur <a href="mailto:jmsdarch@sbcglobal.net" rel="noreferrer" target="_blank"><jmsdarch@sbcglobal.net></a><br>To: healeys <a href="mailto:healeys@autox.team.net" rel="noreferrer" target="_blank"><healeys@autox.team.net></a><br>Sent: Mon, Dec 2, 2019 12:17 am<br>Subject: [Healeys] Converting from HS4 to HS6 carbs<u></u><u></u></span></p><div id="gmail-m_-2554122461585218985m_7805435651444928657m_7221828957635531067yiv6571067118"><div><div><div><p class="MsoNormal"><span style="font-size:10pt;font-family:Arial,sans-serif;color:black">If I change from triple HS4 to triple HS6 carbs can I just swap them out or do I have to change the linkage and other components?<u></u><u></u></span></p></div><div><p class="MsoNormal"><span style="font-size:10pt;font-family:Arial,sans-serif;color:black"> <u></u><u></u></span></p></div><div><p class="MsoNormal"><span style="font-size:10pt;font-family:Arial,sans-serif;color:black">John Spaur<u></u><u></u></span></p></div><div><p class="MsoNormal"><span style="font-size:10pt;font-family:Arial,sans-serif;color:black">’62 BT7<u></u><u></u></span></p></div></div></div></div><p class="MsoNormal"><span style="font-size:10pt;font-family:Arial,sans-serif;color:black"><u></u> <u></u></span></p></div></div></blockquote><p class="MsoNormal"><u></u> <u></u></p></div><p class="MsoNormal" style="margin-bottom:12pt">_______________________________________________<br>Support Team.Net <a href="http://www.team.net/donate.html" rel="noreferrer" target="_blank">http://www.team.net/donate.html</a><br>Suggested annual donation  $12.75<br><br>Archive: <a href="http://www.team.net/pipermail/healeys" rel="noreferrer" target="_blank">http://www.team.net/pipermail/healeys</a> <a href="http://autox.team.net/archive" rel="noreferrer" target="_blank">http://autox.team.net/archive</a><br><br><a href="mailto:Healeys@autox.team.net" rel="noreferrer" target="_blank">Healeys@autox.team.net</a><br><a href="http://autox.team.net/mailman/listinfo/healeys" rel="noreferrer" target="_blank">http://autox.team.net/mailman/listinfo/healeys</a><br><br>Unsubscribe/Manage: <a href="http://autox.team.net/mailman/options/healeys/michaelsalter@gmail.com" rel="noreferrer" target="_blank">http://autox.team.net/mailman/options/healeys/michaelsalter@gmail.com</a><u></u><u></u></p></blockquote></div></div></div>_______________________________________________<br>
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