Only the 914 2.0 had different intake bolt pattern (3 studs instead of 4),
different plug angle (tin to match) and larger valves than a 411/412 or bus
2.0.
  The others heads were the same.  Other differences were the dipstick and
oil filler.

Mike B.

> The pancake engines of the 914 (1.7, 1.8 and 2.0 litres) are
> similar to the 2.0 of the T2s and T3s, but have bigger valves
> and different intakes.  Plus, they bolted to the FRONT of the
> tranny since the 914 was mid-engined.
>
> Richard