Grant,
Thanks for that input. I have to start looking at the engines I take
apart to see for myself. No, I'm not from Missouri, but I am curious.
Regards,
Joe
Grant Buss wrote:
>
> I just put an after market cam in my '78 Spitfire. It said on the box the
> cam was for a Mk.3 and I ordered standard Mk.3 cam bearings. The machine
> shop just pressed the bearings in, no boring.
>
> Joe Curry wrote:
>
> > The recent thread about Cam Bearings has stirred me to do some research
> > and after doing so, I am no more clear on the subject as I was before
> > the study. Here's what I found:
> >
> > The three different cams I found are
> > 1. All Mk1 Spitfires
> > 2. Mk2's and Mk3's
> > 3. '69 Mk3 through 1500
> >
> > The cam bearings being offered appear to cover all Spitfires to 1972
> > 1300 engines.
> >
> > Ny quandary is: If the cams are the same from 69 through the 1500's, the
> > bearing journals must all be the same size and in order to install cam
> > bearings in the engines that do not have bearings, one would have to
> > align bore the block to the size that will allow the bearings from
> > earlier engines to fit. I had that done with my 1500 engine, but I
> > don't know if the machine shop used early Spitfire cam bearings or some
> > "off-the-shelf" ones that they had.
> >
> > Anyway, if anybody can add anything to this (or tell me that I am full
> > of ****) please do.
> >
> > Regards,
> > Joe
> > --
> > "If you can't excel with talent, triumph with effort."
> > -- Dave Weinbaum in National Enquirer
--
"If you can't excel with talent, triumph with effort."
-- Dave Weinbaum in National Enquirer
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