I asked this question a while back and several very knowlegeable Listers
wrote they
were running 0.060" overbore with no detrimental consequences.
I believe this gives very close to an even 3 liters of displacement, but
I've never done
the math.
bs
PG wrote:
>I reviewed the archives for this question but could not find a definitive
>answer.
>
>
>
>Does anybody know the maximum over-bore that a 2.9 litre Healey engine can
>take.
>
>
>
>A thread in the archives alluded to +60 thousandths but there was no
>definitive conclusion.
>
>
>
>Also, Does anybody know the related displacement change by the resulting
>increase in the bore?
>
>
>
>Thanks
>
>
>
>Paul
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