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TECHNICAL DATA
Technical data
346XP 353
Engine
Cylinder displacement, cu.in/cm
3
2,75/45,0 3,15/51,7
Cylinder bore, inch/mm 1,65/42 1,77/45
Stroke, inch/mm 1,28/32,5 1,28/32,5
Idle speed, rpm 2700 2700
Power, kW/hp @ rpm 2,5/3,4 @ 9600 2,4/3,3 @ 9000
Ignition system
Manufacturer of ignition system SEM SEM
Type of ignition system Electronic Electronic
Spark plug
NGK BPMR 7A/
Champion RCJ 7Y
NGK BPMR 7A/
Champion RCJ 7Y
Electrode gap, inch/mm 0,02/0,5 0,02/0,5
Fuel and lubrication system
Manufacturer of carburetor Zama Zama
Carburetor type C3-EL18 C3-EL18
Fuel tank capacity, US pint/litre 1,06/0,5 1,06/0,5
Oil pump capacity at 9,000 rpm, ml/min 5-12 5-12
Oil tank capacity, US pint/litre 0,59/0,28 0,59/0,28
Type of oil pump Automatic Automatic
Weight
Chain saw without bar or chain, empty tanks, lb/kg 346XP: 10,6/4,8 353: 11,0/5,0
346XPG: 10,8/4,9 353G: 11,2/5,1
346XP E-tech: 10,8/4,9 353 E-tech: 11,0/5,0
346XPG E-tech: 11,0/5,0 353G E-tech: 11,2/5,1
Chain/bar
Recommended bar lengths, inch/cm 13-20"/33-50 13-20"/33-50
Pitch, inch/mm 0,325/8,25 0,325/8,25
Thickness of drive links, inch/mm 0,050/1,3 0,050/1,3
0,058/1,5 0,058/1,5
Drive sprocket type/teeth Rim/7 Rim/7
Chain speed at max. power, m/sec 18,5 17,3