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Harkness Hornet
The
Harkness
Hornet
was a
four-cylinder
inline
,
water-cooled
aircraft engine
produced
in
Australia
in the
1920s
. It used a
cylinder bank
from a
Hispano-Suiza 8
attached
to a
crankcase
of
local
design
.
With a
bore
of and a
stroke
of, power was at
2,000
rpm
.
