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Aircraft Holding Corp Murray-Ajax

 
Murr-Ajax
 
The Murray-Ajax is a 1920s six cylinder fixed radial, air cooled two stroke aero engine. The cylinders are clamped between the two halves of the crankcase eliminating hold down bolts.
 
The pistons and cylinder heads can be scraped of carbon through the exhausts without dismantling the engine.
 
The Murray-Ajax supercharger has variable pressure of 1.5 to 10 /b/sq.in.
 
A starter and propeller hub were available at extra cost.
 
Rating: 80 hp at 1400 rpm
Displacement: 484 cu.in
Compression ratio: 6-1
Bore: 4 3/8 in
Stroke: 5 3/8 in
Diameter: 36 in
Length: 26 in
Weight: 210 lb
Fuel consumption: not more than .065 lb/hp/hr
Oil consumption: not more than .04 lb/hp/hr
Lubrication: Force feed, 3 outlet pump; scavenger pump
Ignition: Dual Scintilla
Carburation: Zenith
Spark plugs: 2 per cylinder Bosch
Price: $1800
 
 
 
 
 


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