ECHO CST 610 EVL (LATER AND EARLY MODELS).

CST 610 EVL LATER MODEL WITH CHAIN BRAKE


History of the saw:
This saw was used by Patrik P.... from Portneuf,Quebec,...in a hunting camp where it had very little use cutting logs for the camp stove once a year. No longer required it is part of the museum collection.

MANUFACTURED BY: ECHO (KIORITZ CORPORATION) TOKYO, Japan
SERIES OR ASSEMBLY NUMBER:
 YEAR INTRODUCED: 1986
YEAR DISCONTINUED:
 ENGINE DISPLACEMENT: 61.0 cc (3.72 cu. in.)
NUMBER OF CYLINDERS: 2
CYLINDER BORE: 36 mm (1.417 in.)
PISTON STROKE: 30 mm (1.181 in.)
CYLINDER TYPE: Aluminum with chrome plated bore
 INTAKE METHOD: Reed valves
MANUFACTURER ADVERTISED H.P.: not advertised
WEIGHT : 6.9 kg (15.2 lbs.) powerhead only
OPERATOR CONFIGURATION: One Man operation
 HANDLEBAR SYSTEM: Anti-vibration
CHAIN BRAKE: none
CLUTCH: Centrifugal DRIVE TYPE: Direct
CONSTRUCTION: Die cast magnesium
MAGNETO TYPE: CD Electronic
CARBURETOR: Walbro HDA
MAJOR REPAIR KIT: K10-HDA
MINOR REPAIR KIT: D10-HDA
AIR FILTER SYSTEM: Flocked wire screen element
STARTER TYPE: Automatic rewind
OIL PUMP: Automatic worm gear driven with manual override
OPERATING RPM:
 IGNITION TIMING: fixed
BREAKER POINT SETTING: none
FLYWHEEL/COIL AIR GAP: 0.3 mm (0.012 in.)
SPARK PLUG TYPE: NGK BPM7A, Champion CJ6Y SPARK PLUG GAP: 0.63 mm (0.025 in.) CRANKSHAFT MAIN BEARINGS: Ball
FUEL TANK CAPACITY: 610 ml (20.6 fl. oz.)
FUEL OIL RATIO: 25:1
RECOMMENDED FUEL OCTANE: Regular grade
MIX OIL SPECIFICATION: Two-cycle engine oil
CHAIN PITCH: 3/8 in. CHAIN TYPE: Oregon 72DP
BAR MOUNT PATTERN: 10 link
SHORTEST GUIDE BAR SUPPLIED: 40 cm (16 in.)
LONGEST GUIDE BAR SUPPLIED: 60 cm (24 in.)
COLOUR SCHEME: Orange with black air filter cover and handle covers

CST 610 EVL EARLY MODEL WITHOUT CHAIN BRAKE