Home | Chain Saws | Chain Saw Chain | Bar Mount Patterns | Carburetors | Manufacturers | Trademarks | Collectors | Bulletins | Events | Stolen Saws | Chain Saw Age Reprints | Newsletter | Marketplace | Parts Sources | Cartoons | Links | Your Host



Model: CS-680

MANUFACTURED BY:
ECHO (KIORITZ CORPORATION)
YOKOSUKA, MORIOKA Japan
SERIES OR ASSEMBLY NUMBER:
SERIAL NUMBER PREFIX:
YEAR INTRODUCED:
2012
YEAR DISCONTINUED:
current in 2023
ENGINE DISPLACEMENT:
66.8 ccm (4.08 cu. in.)
NUMBER OF CYLINDERS:
Air cooled, two-stroke, single cylinder gasoline engine
CYLINDER BORE:
50 mm (1.97 in.)
PISTON STROKE:
34 mm (1.33 in.)
PISTON RING THICKNESS:
1 ring used
CYLINDER TYPE:
Aluminum with CHROME plated bore
INTAKE METHOD:
Piston ported
MANUFACTURER ADVERTISED H.P.:
WEIGHT:
6.6 kg powerhead only
OPERATOR CONFIGURATION:
One Man operation
HANDLEBAR SYSTEM:
Anti-Vibration
CHAIN BRAKE:
Inertia activated
CLUTCH:
Centrifugal, 3 metal shoes
DRIVE TYPE:
Direct
CONSTRUCTION:
Injection molded polymer, die cast MAGNESIUM alloy
MAGNETO TYPE:
CDI Electronic, flywheel type
CARBURETOR:
WALBRO HDA-271A
MAJOR REPAIR KIT:
MINOR REPAIR KIT:
AIR FILTER SYSTEM:
Pleated cartridge
STARTER TYPE:
ECHO automatic rewind,
replacement cord 4mm X 950 mm
OIL PUMP:
Automatic, worm gear driven, manual assist
MAXIMUM ENGINE RPM:
12,500 to 14,000
IDLE RPM:
2,800 to 3,000
IGNITION TIMING:
fixed
BREAKER POINT SETTING:
none
FLYWHEEL/COIL AIR GAP:
SPARK PLUG TYPE:
BPM7A
SPARK PLUG GAP:
0.6 to 0.7 mm (0.025 to 0.028 in.)
CRANKSHAFT MAIN BEARINGS:
Ball 6202
FUEL TANK CAPACITY:
640 ml
FUEL OIL RATIO:
50:1
RECOMMENDED FUEL OCTANE:
89 regular automotive.
ASPEN2 pre-mixed Alkylate fuel is
best at 93 octane, no ethanol, has very long shelf life
MIX OIL SPECIFICATION:
ECHO two cycle. ISO-L-EDG. Jaso M345/FD
ASPEN Synthetic mix oil is best
CHAIN PITCH:
3/8 in., 0.050 gauge
CHAIN TYPE:
Carlton A1LM or A1EP
BAR MOUNT PATTERN:
10 link
SHORTEST GUIDE BAR SUPPLIED:
40 cm (16 in.)
LONGEST GUIDE BAR SUPPLIED:
68 cm (27 in.)
COLOUR SCHEME:
PAINT CODES:
ILLUSTRATED PARTS LIST:
SERVICE MANUAL:

COMMENTS:
Replaces model CS-670




 

Reproduction of this World Wide Web Site in whole or in part is prohibited without permission.
Copyright © 2000-2024 MIKE ACRES - All rights are reserved.