Harbor Freight Tools 68122 - Manual (Page 2)

Page 2 For technical questions, please call 1-800-520-0882. Vertical Engine
Specifications
Engine Type Vertical Single Cylinder 4 stroke OHV
Cooling System Forced air cooled
Fuel
Type 87+ octane unleaded gasoline
Capacity 1.16 Quarts
Engine Oil
Type SAE
10W-30 above 32° F
5W30 at 32° F or below
Capacity 0.6 Quart
Run Time @ 50% Load
with full tank
40 minutes
Sound Level 104 dB
Bore x Stroke 70 mm x 45 mm
Displacement 173cc
Compression Ratio 8.5:1
Rotation viewed from PTO
(power takeoff - the output shaft)
Counterclockwise
Shaft
Shaft dia. 7/8” x 3.16”
Keyway 3/16” (4.76 mm)
End Tapped 3/8 - 24
Spark Plug
Type
NGK ® BP-6ES/BPR6ES
DENSO ® : W16EPR-U/W16EP-U
CHAMPION ® : RN9YC4
NHSP ® : F7TC/F7RTC
TORCH ® : F7TC/F7RTC
Gap 0.7 - 0.8 mm
Valve Clearance
Intake 0.10 - 0.15 mm
Exhaust 0.15 - 0.20 mm
Speed Idle 1,800 ± 50 RPM