JON SIME wrote:
>
> The biggest rebore I've heard of was to 86mm giving 1906cc. This was back in
> 73/74 by a firm called Martin & Swaine, who I think may still be trading as
> Swaymar engineering.
>
> The engine was described as linered, with a 12.5 compression ratio, solid copper
> head gasket and Wills rings round the bore. A fair bit more work was done as the
> motor was giving 200bhp with a 9400rpm redline! I have a feeling Avenger Tiger
> pistons may have been part of the recipe.
>
> Sadly it was actually built for use in a Ford Escort rally car as it was cheaper
> than tuning a Ford twincam motor.
If any one is interested I have the recipe for the above and will
forward if required-Its a bit more complicated than above and requires
the Avenger pistions to have the top machined off and also different
connecting rods (from a Iron head 1500 motor) as well as some reworking
of the head to bring the CR down to workable levels.Karl
This archive was generated by hypermail 2b30 : Tue Sep 05 2000 - 09:36:29 CDT