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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoPlainText>I posted this information previously but I'm not sure it ever showed up. Sometimes my copy of my posts to the list don't appear in my inbox for several days.<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>The "U" in the engine serial number refers to a gearshift that is <u>on the floor </u>(in the center of the car), rather than on the steering column. BMC built several other types of cars with the column shift. The "U" simply provided a code for the non-column shift. It did not mean "center shift rather than side shift".<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>Steve Byers<o:p></o:p></p><p class=MsoPlainText>HBJ8L/36666<o:p></o:p></p><p class=MsoPlainText>BJ8 Registry<o:p></o:p></p><p class=MsoPlainText>AHCA Delegate at Large<o:p></o:p></p><p class=MsoPlainText>Havelock, NC <o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>-----Original Message-----<br>From: Healeys [mailto:healeys-bounces@autox.team.net] On Behalf Of Harold Manifold<br>Sent: Friday, October 19, 2018 9:18 PM<br>To: 'Bob Haskell'; simon.lachlan@alexarevel.plus.com; 'Healeys'<br>Subject: Re: [Healeys] Engine number</p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>Hello,<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>The engine serial number below is definitely from either a BT7 or BN7 built<o:p></o:p></p><p class=MsoPlainText>between July 59 and Nov 59. It would have two SU HD6 Carbs. The Mk2 had the<o:p></o:p></p><p class=MsoPlainText>engine prefix "29E" and had three SU HS4 carbs and started production in Mar<o:p></o:p></p><p class=MsoPlainText>61. The side shift transmission continued until Nov 61 engine 29E/2246.<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>I have the same BMC parts manual with RU = Overdrive centre shift. That is<o:p></o:p></p><p class=MsoPlainText>not correct. All of the "29D" and some of the "29E" series engines had a<o:p></o:p></p><p class=MsoPlainText>side shift transmission.<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>Harold<o:p></o:p></p><p class=MsoPlainText>29D-RU-H/22479<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>-----Original Message-----<o:p></o:p></p><p class=MsoPlainText>From: Healeys [mailto:healeys-bounces@autox.team.net] On Behalf Of Bob<o:p></o:p></p><p class=MsoPlainText>Haskell<o:p></o:p></p><p class=MsoPlainText>Sent: Friday, October 19, 2018 9:23 AM<o:p></o:p></p><p class=MsoPlainText>To: simon.lachlan@alexarevel.plus.com; Healeys<o:p></o:p></p><p class=MsoPlainText>Subject: Re: [Healeys] Engine number<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>Simon,<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>The tri-carb engines had the "29E" prefix. The center shift gearbox was<o:p></o:p></p><p class=MsoPlainText>introduced during tri-carb production. So I would go with Clausager's<o:p></o:p></p><p class=MsoPlainText>explanation. Shame he doesn't state what he thought the 'U' meant.<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>Cheers,<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>Bob Haskell<o:p></o:p></p><p class=MsoPlainText>AHCA 3000 MkI registrar<o:p></o:p></p><p class=MsoPlainText>http://www.ciahc.org/registry_3000mk1.php<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>On 10/19/2018 06:21 AM, simon.lachlan@alexarevel.plus.com wrote:<o:p></o:p></p><p class=MsoPlainText>> It is 29D/RU/H4908<o:p></o:p></p><p class=MsoPlainText>> <o:p></o:p></p><p class=MsoPlainText>> 29 = 3,000cc (+/-!)<o:p></o:p></p><p class=MsoPlainText>> <o:p></o:p></p><p class=MsoPlainText>> D = MkI BT7 or BN7 (per Clausager)<o:p></o:p></p><p class=MsoPlainText>> <o:p></o:p></p><p class=MsoPlainText>> R= Overdrive fitted<o:p></o:p></p><p class=MsoPlainText>> <o:p></o:p></p><p class=MsoPlainText>> U = Centre shift (per BMC parts manual)<o:p></o:p></p><p class=MsoPlainText>> <o:p></o:p></p><p class=MsoPlainText>> The BMC manual is quite specific. See attached.<o:p></o:p></p><p class=MsoPlainText>> <o:p></o:p></p><p class=MsoPlainText>> Who is wrong? Did 29D engines continue into later tricarbs which is <o:p></o:p></p><p class=MsoPlainText>> when, as I understand it, centre shifts appeared?<o:p></o:p></p><p class=MsoPlainText>> <o:p></o:p></p><p class=MsoPlainText>> Or what?<o:p></o:p></p><p class=MsoPlainText>> <o:p></o:p></p><p class=MsoPlainText>> I am considering buying an engine and rebuilding it. There's a block <o:p></o:p></p><p class=MsoPlainText>> on eBay with that number on its plate. I think it's a MkI and that RU <o:p></o:p></p><p class=MsoPlainText>> stands for overdrive and that U does not stand for centre shift.<o:p></o:p></p><p class=MsoPlainText>> <o:p></o:p></p><p class=MsoPlainText>> Am I right?<o:p></o:p></p><p class=MsoPlainText>> <o:p></o:p></p><p class=MsoPlainText>> Thanks,<o:p></o:p></p><p class=MsoPlainText>> <o:p></o:p></p><p class=MsoPlainText>> Simon<o:p></o:p></p><p class=MsoPlainText>> <o:p></o:p></p><p class=MsoPlainText>> <o:p></o:p></p><p class=MsoPlainText>> <o:p></o:p></p><p class=MsoPlainText>> _______________________________________________<o:p></o:p></p><p class=MsoPlainText>> Support Team.Net http://www.team.net/donate.html Suggested annual <o:p></o:p></p><p class=MsoPlainText>> donation $12.75<o:p></o:p></p><p class=MsoPlainText>> <o:p></o:p></p><p class=MsoPlainText>> Archive: http://www.team.net/pipermail/healeys <o:p></o:p></p><p class=MsoPlainText>> http://autox.team.net/archive<o:p></o:p></p><p class=MsoPlainText>> <o:p></o:p></p><p class=MsoPlainText>> Healeys@autox.team.net<o:p></o:p></p><p class=MsoPlainText>> http://autox.team.net/mailman/listinfo/healeys<o:p></o:p></p><p class=MsoPlainText>> <o:p></o:p></p><p class=MsoPlainText>> Unsubscribe/Manage: <o:p></o:p></p><p class=MsoPlainText>> http://autox.team.net/mailman/options/healeys/rchaskell@earthlink.net<o:p></o:p></p><p class=MsoPlainText>> <o:p></o:p></p><p class=MsoPlainText>_______________________________________________<o:p></o:p></p><p class=MsoPlainText>Support Team.Net http://www.team.net/donate.html Suggested annual donation<o:p></o:p></p><p class=MsoPlainText>$12.75<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>Archive: http://www.team.net/pipermail/healeys http://autox.team.net/archive<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>Healeys@autox.team.net<o:p></o:p></p><p class=MsoPlainText>http://autox.team.net/mailman/listinfo/healeys<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>Unsubscribe/Manage:<o:p></o:p></p><p class=MsoPlainText>http://autox.team.net/mailman/options/healeys/manifold@telus.net<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>_______________________________________________<o:p></o:p></p><p class=MsoPlainText>Support Team.Net http://www.team.net/donate.html<o:p></o:p></p><p class=MsoPlainText>Suggested annual donation $12.75<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>Archive: http://www.team.net/pipermail/healeys http://autox.team.net/archive<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>Healeys@autox.team.net<o:p></o:p></p><p class=MsoPlainText>http://autox.team.net/mailman/listinfo/healeys<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>Unsubscribe/Manage: http://autox.team.net/mailman/options/healeys/sbyers@ec.rr.com<o:p></o:p></p></div></body></html>