Fiat A.54

__NOTOC__The Fiat A.54 was a seven-cylinder, air-cooled radial engine developedin Italy in the 1930s as a powerplant for aircraft. Amongst others, it powered the Ambrosini SAI.1 and SAI.2 race planes.

pecifications (A54)

pistonspecs

type=7 cylinder air cooled radial
bore=105mm (4.13 in)
stroke=119mm (4.72 in)
displacement=(493.5 cu in)
length=1,770mm (69.69 in)
diameter=

width=734mm (28.93 in)
height=1,065mm (41.93 in)
weight=150kg (330.7 lb)
valvetrain=One intake and one sodium-cooled exhaust valve per cylinder
supercharger=
turbocharger=
fuelsystem=1 stromberg carb
fueltype=74 octane
oilsystem=
coolingsystem=air cooled
power=140hp @ 2,100RPM
specpower=
compression=5.50:1
fuelcon=
specfuelcon=
oilcon=
power/weight=3.31lb/hp

References

* [http://www.oldengine.org/members/diesel/Duxford/data01.htm oldengine.org]