Echo CS-310 instruction manual Technical Data, NGK BPM8Y

TECHNICAL DATA	CS-310
TECHNICAL DATA
Model	CS-310
Length	396 mm (15.6 in.)
Width	232 mm (9.1 in.)
Height	273 mm (10.7 in.)
Dry weight	4.0 kg (8.8 lb.) Without chain and guide bar
Engine	Air-cooled two-stroke single cylinder
Displacement	30.5 mL (1.861cu. in.)
Bore	36.0 mm (1.417 in.)
Stroke	30.0 mm (1.181 in.)
Compressions ratio	6.7 : 1
Carburetor	Diaphragm type
Spark plug	NGK BPM8Y
Fuel tank capacity	250 mL (8.47 US. fl. oz.)
Fuel	50 : 1 ratio with ECHO Power Blend X™, ISO-L-EGD (ISO/CD 13738) and JASO
	M345-FD two-stroke, air-cooled engine oil.
Gasoline	Use 89 octane unleaded. Do not use fuel containing methyl alcohol, more than 10 %
	ethyl alcohol or 15 % MTBE. Do not use alternative fuels such as E-15 or E-85.
Oiling system	Adjustable automatic oiler
Chain oil capacity	260 mL (8.81 US. fl. oz.)
Starter system	Automatic rewind starter
Clutch	Centrifugal type
Sprocket type	Spur type, 6-tooth, 3/8 in. pitch
Chain brake	Automatic band brake type
Idle speed	3,200 RPM
Clutch engagement speed	4,200 RPM
Wide open throttle speed	12,500 RPM
(W.O.T.)
Chain tensioner	Side access system
Guide bar	12, 14, 16 in
Saw chain	91PX/91VG
Standard features	Front hand guard, Rear hand guard, Anti-vibration device, Throttle control lockout,
	Chain catcher, Spark arrestor muffler, Tip guard, (Spiked bumper; Option)

* Technical data subject to change without notice.

38 X7503270007

© 08/2013 ECHO Inc.