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General Airmotors Moore Three Valve

 
GenAirm-3V
 
The General Airmotors Moore Three Valve features a compression control mechanism for easy altitude adjustment. There are 3 valves per cylinder – 2 intake and 1 exhaust. A Poultice head is secured to the cylinder barrel by a patented conforming clamp. The Moore Three Valve has low head temperature maximum 350 degrees F, and oil temperature of 120 degrees F.
Valve rocker arm assembly is a unit of three parts and three sets of ball bearings. Valves seat in steel cylinders. The crankcase assembly is two major ohnalite castings. Here is a two piece crankshaft, counterbalanced, with a solid master rod. Full floating main bearings on crank pin. Cylinders are carbon steel cup shaped blanks, forged and bored.
 
Accessories available were Heywood starter, propeller hub, nose cowling and exhaust manifold.
 
Type: 5 cylinder fixed radial, air cooled
Commercial Rating: 150 hp at 1850 rpm
Displacement: 540 cu.in
Compression ratio: 5.4-1
Bore: 5 in
Stroke: 5 1/2 in
Length: 41 1/2 in
Diameter: 44 5/8 in
Weight: 365 lb
Fuel consumption: not more than .53 lb/hp/hr
Oil consumption: not more than .015 lb/hp/hr
Lubrication: Force feed
Ignition: 2 Scintilla Magnetos PN-5-D
Carburation: 1 Stromberg NA R 5A
Spark plugs: 2 per cylinder
 
 
 
 
 


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