Onan NHC Series - Page 5

SPECIFICATIONS
Number of Cylinders 2
_ Displacement (cubic inch) 60
Cylinder Bore
0
.: • 3-9/16 in.
Piston Stroke • • • 3 inch
Horsepower—NHC (Pressure Cooled) 25 BHP @ 3600 rpm
Horsepower—NHCV (Vacu-Flo Cooled) 22.5 BHP @ 3300 rpm
Compression Ratio 7.0 to 1
Ventilation Required (cfm @ 3600 rpm) NHC 1080
(cfm @ 3600 rpm) NHCV 1200
Oil Capacity 3-1/2 quart
Oil Capacity with Filter Change ••• 4 quart
Starting ' Electric
Ignition • Battery
Combustion Air (cfm @ 3600 rpm) : 80
Fuel • • Gasoline (regular grade)
Fuel Pump Diaphragm, 4 ft. lift
Battery 12 Volt
TUNE-UP SPECIFICATIONS
Spark Plug Gap • 025-inch
. Breaker Point Gap •• .016-inch
Ignition Timing (Fixed), Electric Start.Units ••... 20° BTC
Tappets (Cold) Intake..; .003-inch
Exhaust ; 012-inch