Operator's Manual
Viper® 340cc 4-Cycle Engine
6
SPECIFICATIONS
Check for parts online at
www.ardisam.com
or call 800-345-6007 M-F 8-5
Displacement / Cycle
340 cc 4-Cycle
Ignition Type
Electronic ignition
Cooling System
Forced air cooling
Idling Carburetor Adjust
1900 +/- 100 RPM
Valve Clearance
Cold engine-Intake: 0.15 +/- 0.02 mm;
Exhaust: 0.20 +/- 0.02 mm
Maximum Torque
21.0 Nm@2500 RPM (15.50 LBS/FT)
Bore and Stroke
88 mm x 56 mm
Spark Plug Type / Gap
Torch F6TC or F6RTC / GAP 0.032” (0.8 mm) (NGK - BP6ES/BPR6ES)
Fuel Type
Minimum 87 octane gasoline
NOTE: if using an ethanol blended fuel, a fuel stabilizer, mixed to manufacturer
specifications, is recommended.
Fuel Tank
Remote
Drive Shaft Type
22.2 mm, 55 mm from end of shaft to mounting surface, 4 mm x 26 mm full key, drilled and
tapped 3/8-24 UNF-23 mm min., full thread
Start Type
Electric
Speed
3600 RPM 1.1
Oil Capacity and Type
1.16 quart (1.1 liters); (Refer to “
Table 1 Choose Oil Type”
, Page 8)(SAE 15W/40)
Weight
60.5 lb, dry (27.5 kg, dry)
Overall Dimensions
415 mm x 442 mm x 395 mm
SAFETY SYMBOLS
The following symbols may be used on your engine to alert you to potential hazards or to give you guidance in operating your
engine. Look over them and understand their meanings before operating your engine.
A: Warning!
B: Avoid Injury From Rotating Tines.
C: Read Owner’s Manual Before Operating Machine.
D: Remove Objects that Could Be Thrown By This Machine.
E: Dangerous Moving Parts.
F: Be Aware of Moving and Rotating Parts.
G: Wear Ear and Eye Protection At All Times.
H: Do Not Service or Adjust Moving Parts Unless Engine is
Stopped and Spark Plug Wire is Disconnected.
I: Dress Appropriately And Wear Sturdy Footwear.
J: Toxic Fumes —Do Not Operate in Unventilated Areas.
K: Hot Surfaces.
L: Fire Hazards.
M. Do Not Use In Thunderstorms--For severe weather, stop
operation of this machine and seek shelter.
N. Team Lift--For your safety, always have at least two people
when lifting this machine.
O. Do Not Till Above Underground Utility Lines And Pipes.
P. Do Not Operate When Children Or Others Are Around.
A
B
C
D
E
F
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I
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