I wonder why would you want to do this? One of the beauties of the
WasserBoxer is lack of timing belt (direct drive from crankshaft) and
no valve clearance adjustments (hydraulic lifters), Wouldn't it be a
pity to give it all up?

On 9/20/07, Andrew Grebneff <andrew.grebneff@stonebow.otago.ac.nz> wrote:
> Has anyone ever tried ftting belt-driven SOHC or DOHC heads
> (watercooled or aircooled) to any aircooled VW engine?
>
> All that would need to match is the bore-spacings; the rest would be
> amatter of making it fit.
>
> I know BMW experimanted with DOHC heads for its twinboxers, but it
> wasn't workable because of resulting lack of cornering clearance.
>