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Fw: TR250 Cam Bearing Followup

To: <triumphs@autox.team.net>
Subject: Fw: TR250 Cam Bearing Followup
From: "mcgibney" <mcgibney@attcanada.ca>
Date: Thu, 11 Oct 2001 04:25:11 -0600
Doh! (rtfmessage) I believe that these bearings were fitted in the 1296cc Mk
III and IV engines. Sorry, not a Spitfire guy & haven't done mine yet, so I
can't help with actual measurements. Does someone out there have a Spitfire
shop manual with the bore dimensions and tolerances.

Scott
>
> > From: "mcgibney" <mcgibney@attcanada.ca>
> > To: <triumphs@autox.team.net>
> > Sent: Wednesday, October 10, 2001 9:04 PM
> > Subject: Re: TR250 Cam Bearing Followup
> >
> >
> > hi David
> >
> > You need two part # 142647 and three part # 142648.
> >
> > good luck
> >
> > Scott
> >
> > ----- Original Message -----
> > From: "David" <dmb993@earthlink.net>
> > To: "TR250" <triumphs@autox.team.net>
> > Sent: Wednesday, October 10, 2001 3:03 PM
> > Subject: TR250 Cam Bearing Followup
> > > Folks,
> > >
> > > As many of you know, I'm having my TR250 block bored
> > > to accommodate cam bearings. My machinist needs to know
> > > either the over-bore size required to fit the bearings or the
> > > application for which the bearings were originally intended.
> > > I seem to recall Ken Gillanders saying that these bearings
> > > were originally applied to the spitfire motor (1500cc?) but
> > > am not sure. Listquest is down and Ken is not available. Thanks
> > > in advance for any help provided.
> > >
> > > David Brady
> > > 68 TR250

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