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Re: [Fot] How many times can you line bore a block?

To: Philip Gott <vfracing@aol.com>
Subject: Re: [Fot] How many times can you line bore a block?
From: Chuck Gee <chasgee22@gmail.com>
Date: Mon, 27 Jul 2026 18:20:04 -0400
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Cc: Friends Of Triumph <fot@autox.team.net>
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References: <3DCF5D5D-5895-464C-854B-9196EAC7E2C6@aol.com>
I could be wrong, but I donâ??t think line boring affects that dimension.  I 
understand it to be making the caps a little shorter then reboring to match the 
upper diameter in the block.  

Otherwise, a bunch of other dimensions would be goofed up too.

Chuck Gee

> On Jul 27, 2026, at 4:56â?¯PM, Philip Gott <vfracing@aol.com> wrote:
> 
> Or another way to ask the question is â??how much misalignment between the 
> crankshaft and transmission input shaft can be tolerated?â??
> I had a block completely gone through, including line boring and it ran very 
> well until number one cylinder liner suddenly split. The engine hydro locked 
> and broke the crank and front main bearing cap. I have a new cap; to use it 
> requires the block be line bored again. Iâ??m wondering if anyone else has a 
> similar experience and can tell me either that it worked out well, or that I 
> should throw the block away.
> Thanks as always!
> Phi
> 
> 
> 
> Sent from my iPhone
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