OLEO-MAC GS-650 Chainsaw

The new GS-650 is a powerful heavy-duty professional chain saw developed in conjunction with industry experts
and designed for the most severe and lengthy of tasks in difficult environments.

ENGINE
TYPE:  2-stroke (EURO I)
DISPLACEMENT cm3 63.4
BORE x STROKE mm x mm 48 x 35
MAXIMUM POWER OUTPUT HP/kW (rpm) 4.7 / 3.5 (9000)
MAXIMUM TORQUE Nm (rpm) 4.1 (6000)
IDLING SPEED rpm 3000

IGNITION SYSTEM
TYPE Capacitive electronic
COIL Digital electronic
SPARK PLUG Champion RCJ-4
ICE DEVICE SYSTEM Yes
DECOMPRESSOR Yes

FUEL & LUBRICATION SYSTEM
CARBURETTOR Walbro HD 48A
AIR FILTER Nylon
FUEL Mix 4% with PROSINT oil 2% (50:1)
FUEL TANK CAPACITY l 0.8
PRIMER No

TRANSMISSION SYSTEM
TRANSMISSION Ring Power Mate - Clutch ON-BOARD
CLUTCH 3 parts
N° SPROCKET TEETH 7
CHAIN SPEED m/s 21
TYPE TEST APPROVALS
SOUND PRESSURE (LpA av EN 11681-1, EN 22868) dB(A) 103
SOUND POWER (LwA 2000/14/EC, EN 22868, EN ISO 3744) dB(A) 115
VIBRATION LEVEL (EN 11681-1,EN 22867,EN12096) m/s2 5.3 (SX) - 5.3 (DX) (with bar/chain 20”)
UNCERTAINTY (EN 12096) m/s2 1.7 (with bar/chain 20”)
ERGONOMICS
FRONT HANDLE Rubber covering
REAR HANDLE Plastic
ANTI-VIBRATION SYSTEM 2 spring dampers and 4 rubber stops
BAR AND CHAIN CUTTING SYSTEM
BAR LENGTH (inch)20
CHAIN PITCH inch 3/8 x .058”
CHAIN BRAKE Inertia-activated
CHAIN GUARD Aluminium
CHAIN TENSIONER Lateral (on side)
OIL RESERVOIR CAPACITY l 0.45
OIL PUMP Metal
OIL PUMP Adjustable
BUCKING SPIKE Steel
TYPE TEST APPROVALS
WEIGHT (without bar/chain) kg 6.3

See download below for more details