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Page 8
For technical questions, please call 1-800-444-3353.
SKU 66908 / 66909
sKu 66908 16” 37cc
Engine
Type
2 Stroke, air cooled
Rating
1.6 horsepower
Start
Recoil
Compression
150 PSI
Displacement
37.2 cc
Sound Level
114 dB @ 3 ft.
Fuel
Type
90+octane unleaded
gasoline/2-cycle oil
Fuel/Oil
Ratio
40:1
Capacity
10.5 oz.
Chain Oil
Type
Chain & Bar Oil
Capacity
7 oz.
Spark Plug
Type
Bosch LD L8RTF or
Champion RCJ-7Y
Gap
0.023” ~ 0.031”
Speed
Idle
3,400 RPM
No Load
12,500 RPM
Cutting
Attachment
16” Oregon
®
Bar:
Model # 6G 516480 91 Sprocket
nose
and
Oregon
®
Chain:
Anti-Kickback standard skip
chain
Pitch: 3/8”
Gauge: 0.050”
# of drive links: 57
Model #91P057X
(Includes 5/32” dia. round file for
sharpening)
The emission control system for
these Chain Saw’s Engine is warranted for
standards set by the U.S. Environmental
Protection Agency. For warranty
information, refer to the last pages of this
manual.
sKu 66909 18” 45cc
Engine
Type
2 Stroke, air cooled
Rating
2.4 horsepower
Start
Recoil
Compression
150 PSI
Displacement
45 cc
Sound Level
114 dB @ 3 ft.
Fuel
Type
90+octane unleaded
gasoline/2-cycle oil
Fuel/Oil
Ratio
40:1
Capacity 18.6 oz.
Chain Oil
Type
Chain & Bar Oil
Capacity 8.5 oz.
Spark Plug
Type
Bosch LD L8RTF or
Champion RCJ-7Y
Gap
0.023” ~ 0.031”
Speed
Idle
3,400 RPM
No Load
12,500 RPM
Cutting Attachment
18” Oregon
®
Bar:
Model # NG 516481 .325
Sprocket nose
and
Oregon
®
Chain:
Anti-Kickback standard
skip chain
Pitch:.325”
Gauge: 0.058”
# of drive links: 72
Model #21BPX072X
(Includes 3/16” dia. round
file for sharpening)
unpacKing
When unpacking, make sure that the
item is intact and undamaged. If any parts
are missing or broken, please call Harbor
Freight Tools at 1-800-444-3353 as soon
as possible.
speciFicatiOns
REV 09f