My 289 is bored out .060" and yes, it overheated. After all the recognized
Tiger overheating fixes had been applied, a big alloy rad cured it for good.
If you didn't put in high compression pistons, and stayed with a stock cam
and valve train, you might get away without the rad.
Dave
-----------------------------------------------------------------------------------------------------------------------
Sent: Friday, January 21, 2011 3:48 PM
Subject: [Tigers] Overbore run hot?
> My 5 bolt 289 motor turns out to be bored .030 .
>
> Will this cause a problem with overheating?
>
> Allan Ballard
> Mk1-a Tiger
> SIV Alpine
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