SPECIFICATIONS CS-400
56 X7503256004
© 08/2020 ECHO Incorporated
SPECIFICATIONS
MODEL CS-400
Length 393 mm (15.5 in.)
Width 243 mm (9.56 in)
Height 277 mm (10.1 in.)
Dry weight 4.6 kg (10.1 lb.) Without chain and guide bar
Engine Air-cooled two-stroke single cylinder
Displacement 40.2 mL (2.45 cu. in.)
Bore 40.0 mm (1.57 in.)
Stroke 32.0 mm (1.26 in.)
Compressions ratio 6.5:1
Carburetor Diaphragm type
Spark plug NGK BPMR8Y (Gap 0.65 mm [0.026 in.])
Fuel tank capacity 410 mL (13.9 US. fl. oz.)
Gasoline/Oil Ratio 50 : 1
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.
Oil ISO-L-EGD (ISO/CD 13738) and JASO M345-FD
two-stroke, air-cooled engine oil.
Oiling system Adjustable automatic oiler
Chain oil capacity 280 mL (9.5 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 2,700 RPM
Clutch engagement speed 4,100 RPM
Wide open throttle speed
(W.O.T.)
12,000 RPM
Chain tensioner Side access system
Guide bar 16, 18 in
Saw chain 91PX/91VG
Standard features
Front hand guard, Rear hand guard, Anti-vibration
device, Spiked bumper, Throttle control lockout,
Chain catcher, Spark arrestor muffler,
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