[Healeys] BJ8 Pistons

[Alan Seigrist]

I put five ring pistons on my BJ8 20 years ago and despite common
misconceptions about too many rings, for my regular use BJ8 I have not seen
any erosion in oil use or compression after over 80k miles.

On Fri, Mar 21, 2025 at 8:11 AM Roger Grace <roggrace at telus.net> wrote:

> I have to replace the pistons on my BJ8 that is being rebuilt.
> Wondering if others have any suggestions about the merits of forged
> pistons vs regular cast ones.
>
> Wossner from AH spares
> or
> Omega from Denis Welch.
>
> Both are 3 ring vs 5 ring for the cast ones, and more that 2x price of
> regular cast ones.
> So my question is are they worth the significant extra $. Apart from
> increased strength what are the benefits ? Less friction and less heat ?
> Anyone with experience using them. Maybe better to spend on other upgrades.
> Comments appreciated.
> Tkx
> rg
>
>
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