The resizing of the cam journals took place in 1972. All Spit engines up to
early Mk IVs with the flat blocks have small journals, all recessed blocks
have large journal cams. However the blocks had large journals from 1965,
from 65 to 72 cam bearings were fitted to sleeve the blocks down.
John Kipping
----- Original Message -----
From: "Mark J Bradakis" <mjb@autox.team.net>
To: <fot@autox.team.net>
Sent: Tuesday, July 15, 2003 8:50 AM
Subject: Spit cams?
> Quick question, I think, I thought I knew this from memory. Oh well.
> Do the Spit 1147 and Mark 3 1296 have the same size cam journals, and the
> Mark 4 1296 and 1500 have a different size? Or did the resizing occur
> with the 1147 to 1296 change in the Mark 3?
>
> mjb.
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