Usage:
Average weight ... 24 kg (53 lbs)
Number of cylinders ... 2
Bore size ... 70.6 mm (2.78 in)
Stroke ... 38.1 mm (1.50 in)
Displacement at 1250 rpm ... 13.2 CFM
Maximum recommended rpm ... 3000 rpm
Minimum coolant flow (water cooled) at
Maximum RPM ... 9.5 liter/min (2.5 US gpm)
Minimum RPM ... 1.9 liter/min (.5 US gpm)
Approximate horsepower required at 1250 rpm at 820 kPa (120 psi) (naturally aspirated) ... 2.5 hp
Turbocharge limits
See Compressor Turbocharging Parameters
Maximum inlet air temperature ... 121°C (250°F)
Maximum discharge air temperature ... 205°C (400°F)
Minimum pressure required to unload (naturally aspirated) ... 420 kPa (60 psi)
Minimum oil pressure required at engine idling speed ... 100 kPa (15 psi)
Minimum oil pressure required at maximum governed engine speed ... 100 kPa (15 psi)
Minimum discharge-line size ... 12.7 mm (1/2 inch) ID
Minimum coolant-line size ... 9.5 mm (3/8 inch) ID
Minimum oil-supply line size ... 4.8 mm (3/16 inch) ID
Minimum oil-return line size ... 12.7 mm (1/2 inch) ID
Minimum air-inlet line size ... 15.9 mm (5/8 inch) ID
Minimum unloader-line size ... 4.8 mm (3/16 inch) ID