[Fot] Rear Main Cap

[Rod Pierce]

So are you saying the lack of line honing would cause the bearing offset?

 Supposedly this block was line honed.

On Sat, Mar 18, 2023, 2:10 PM Scott Janzen via Fot <fot at autox.team.net>
wrote:

> One of the mysteries of a big batch of GT6 parts and cars i picked up some
> years ago was a box of 50+(!) main caps, which i still have.
> Also got two blocks (with no caps), but why would anyone separate all
> these?  Nothing to do but laugh when i discovered them.
> Box makes a nice heavy doorstop.
>
> Sent from my iPhone
>
> On Mar 18, 2023, at 6:27 PM, ralph hansen via Fot <fot at autox.team.net>
> wrote:
>
> 
> main caps are machined as a set to the block itself - if you need to
> replace a cap, good luck finding a cap with the grooves lining up / if you
> do get lucky you'll need to get the block and caps line bored to make it
> all work properly
>
>
> On Saturday, March 18, 2023 at 08:26:23 AM CDT, Rod Pierce via Fot <
> fot at autox.team.net> wrote:
>
>
> The image shows the rear main cap and bearing on a small journal 1300.
>
> As you can see, there is an offset between the two bearing halves.
>
> I was attempting to mix and match parts from my parts bin.
>
> I'm curious about the source of the offset.  Is there a difference in end
> caps from year to year on the 1300 or is there a difference from engine to
> engine when they were manufactured?
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