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© 2007 ICS, Blount Inc. F/N 71537 Oct 07
TITLE 613GC SERVICE MANUAL
4
2. SPECIFICATIONS
SPECIFICATIONS
Engine Type 2-Stroke Single Cylinder Air Cooled
Displacement 4.9 cu. in. (80.7 cc)
Horsepower 5.7 hp (4.2 kW) @ 9000 rpm
Engine Speed 12,000 ± 500 rpm, electronically governed
2800-3200 rpm @ idle
Chain Speed 5300 fpm (27 m/s), free running
4000 fps (20 m/s), in the cut
Weight 21 lbs. (9.5 kg) with bar and chain
Cutting Depth Up to 12 inches (30 cm)
Dimensions 18 inches (45 cm) length
11.5 inches (29 cm) height
10 inches (25 cm) width
Carburetor Walbro diaphragm WJ-85B
Air Filtration Dry nylon
Starter Dust and water shielded
Ignition Electronic speed governing, water sealed
Clutch Three-weight, single spring, centrifugal
Fuel Mix Ratio 25:1 gasoline to oil with brand name gasoline and ICS
®
2-stroke
engineoil,orotherhighquality2-strokeengineoilforaircooled
engines.
Fuel Capacity 0.23 gal (0.88 liter)
15-18 minute run time
Water Supply Minimum 20 psi (1.5 bar)
Noise Level 100 dB @ 1 meter
Vibration Level 10.5 m/s
Spark Plug TYPE Champion RCJ-7Y (for spark plug reference guide see page 78)
Spark Plug Gap 0.02 inches (0.5 mm)
Sprocket Type 8-tooth rim sprocket