Champion 66501 Manual

66501
Rev66501-20090413
10006SantaFeSpringsRoad
SantaFeSprings,CA90670USA
MadeinChina
196cc
REPLACEMENTENGINE
SAVETHESEINSTRUCTIONS
ImportantSafety
Instructionsareincludedin
thismanual
Owner’sManualandOperatingInstructions

Table of Contents
Introduction ..................................... 1
Replacement Engine................................. 1
Accessories................................................ 1
This Booklet.............................................. 1
Manual Conventions.........................2
Safety Rules......................................3
Controls and Features.......................5
Replacement Engine.................................5
Assembly ..........................................7
Add Engine Oil .........................................7
Add Fuel....................................................7
Operation .........................................8
Engine Location........................................8
Starting the Engine...................................8
Stopping the Engine.................................8
Maintenance.....................................9
Engine Maintenance.................................9
Oil..........................................................9
Spark Plugs ...........................................9
Air Filter................................................9
Cleaning ..............................................10
Adjustments........................................10
Maintenance Schedule........................10
Storage ............................................11
Engine Storage.........................................11
Specifications ................................. 12
Engine Specifications..............................12
Fuel..........................................................12
Oil............................................................12
Spark Plugs .............................................12
Valve Clearance.......................................12
Keyway Shaft...........................................12
Dimensions .............................................13
Parts Diagram.........................................14
Parts List.................................................15
Troubleshooting .............................18
Warranty ........................................18
Warranty Qualifications .........................18
Repair/Replacement Warranty..............18
Do not return the unit to the place of
purchase..................................................18
Warranty Exclusions...............................18
Normal Wear.......................................18
Installation, Use and Maintenance.....19
Other Exclusions.................................19
Limits of Implied Warranty and
Consequential Damage...........................19
Contact Information ...............................19
Address................................................19
Customer Service ................................19
Technical Service.................................19
Notes ..............................................23

Introduction
Rev 66501-20090413 1
Introduction
Congratulations on your purchase of a
Champion Power Equipment engine. CPE
designs and builds engines to strict
specifications. With proper use and
maintenance, this engine will bring years of
satisfying service.
This Owner’s Manual contains important
safety instructions and information. SAVE
THESE INSTRUCTIONS FOR FUTURE
REFERENCE.
Replacement Engine
This unit is a gasoline driven, key-way shaft
replacement engine. It is designed to supply
power for air compressors, pumps, pressure
washers, reel-type lawn mowers, go-carts,
agricultural and construction equipment
and other pulley-style applications.
Accessories
Champion Power Equipment manufactures
and sells accessories designed to help you
get the most from your purchase. To find out
more, please visit our web site at
www.championpowerequipment.com
This Booklet
Every effort has been made to ensure the
accuracy and completeness of the
information in this manual. We reserve the
right to change, alter and/or improve the
product and this document at any time
without prior notice.
Record the model and serial numbers as well as date and place of purchase for future reference.
Have this information available when ordering parts and when making technical or warranty
inquiries.
Champion Power Equipment Support
1-877-338-0999
Model Number
66501
Serial Number
Date of Purchase
Purchase Location

Manual Conventions
2 Rev 66501-20090413
Manual Conventions
This manual uses the following symbols to
help differentiate between different kinds of
information. The safety symbol is used with
a key word to alert you to potential hazards
in operating and owning power equipment.
Follow all safety messages to avoid or reduce
the risk of serious injury or death.
DANGER
DANGER indicates an imminently hazardous
situation which, if not avoided, will result in death
or serious injury.
WARNING
WARNING indicates a potentially hazardous
situation which, if not avoided, could result in
death or serious injury.
CAUTION
CAUTION indicates a potentially hazardous
situation which, if not avoided, may result in
minor or moderate injury.
CAUTION
CAUTION used without the safety alert symbol
indicates a potentially hazardous situation which,
if not avoided, may result in property damage.
NOTE
If you have questions regarding your engine, we
can help. Please call our help line at 1-877-338-
0999.

Safety Rules
Rev 66501-20090413 3
Safety Rules
WARNING
Read this manual thoroughly before operating
your engine. Failure to follow instructions could
result in serious injury or death.
WARNING
The engine exhaust from this product contains
chemicals known to the state of California to
cause cancer, birth defects, or other reproductive
harm.
DANGER
Engine exhaust contains carbon monoxide, a
colorless, odorless, poison gas. Breathing carbon
monoxide will cause nausea, dizziness, fainting or
death. If you start to feel dizzy or weak, get to
fresh air immediately.
Operate generator outdoors only in a well
ventilated area
DO NOT operate the generator inside any
building, including garages, basements,
crawlspaces and sheds, enclosure or
compartment, including the generator
compartment of a recreational vehicle.
DO NOT allow exhaust fumes to enter a confined
area through windows, doors, vents or other
openings.
DANGER CARBON MONOXIDE, using a
generator indoors CAN KILL YOU IN
MINUTES.
DANGER
Rotating parts can entangle hands, feet, hair,
clothing and/or accessories.
Traumatic amputation or severe laceration can
result.
Keep hands and feet away from rotating parts.
Tie up long hair and remove jewelry.
Operate equipment with guards in place.
DO NOT wear loose-fitting clothing, dangling
drawstrings or items that could become caught.
WARNING
Sparks can result in fire or electrical shock.
When servicing the engine:
Disconnect the spark plug wire and place it
where it cannot contact the plug.
DO NOT check for spark with the plug removed.
Use only approved spark plug testers.
WARNING
Running engines produce heat.
Severe burns can occur on contact.
Combustible material can catch fire on contact.
DO NOT touch hot surfaces.
Avoid contact with hot exhaust gases.
Allow equipment to cool before touching.
Maintain at least three feet of clearance on all
sides to ensure adequate cooling.
Maintain at least five feet of clearance from
combustible materials.

Safety Rules
4 Rev 66501-20090413
DANGER
Fuel and fuel vapors are highly flammable and
extremely explosive.
Fire or explosion can cause severe burns or
death.
Unintentional startup can result in entanglement,
traumatic amputation or laceration.
When adding or removing fuel
Turn the engine off and let it cool for at least two
minutes before removing the fuel cap. Loosen
the cap slowly to relieve pressure in the tank.
Only fill or drain fuel outdoors in a well-ventilated
area.
DO NOT overfill the fuel tank.
Always keep fuel away from sparks, open flames,
pilot lights, heat and other sources of ignition.
DO NOT light or smoke cigarettes.
When starting the engine
DO NOT attempt to start a damaged engine.
Make certain that the gas cap, air filter, spark
plug, fuel lines and exhaust system are properly
in place.
Allow spilled fuel to evaporate fully before
attempting to start the engine.
Make certain that the engine is resting firmly on
level ground.
When transporting or servicing the
engine:
Make certain that the fuel shutoff valve is in the
off position and the fuel tank is empty.
Disconnect the spark plug wire.
When storing the engine:
Store away from sparks, open flames, pilot lights,
heat and other sources of ignition.
WARNING
Rapid retraction of the starter cord will pull hand
and arm towards the engine faster than you can
let go.
Unintentional startup can result in entanglement,
traumatic amputation or laceration.
Broken bones, fractures, bruises or sprains could
result.
When starting engine, pull the starter cord slowly
until resistance is felt and then pull rapidly to
avoid kickback.
DO NOT start or stop the engine with electrical
devices plugged in.
CAUTION
Improper treatment or use of the engine can
damage it, shorten its life and void your
warranty.
Use the engine only for intended uses.
Operate only on level surfaces.
DO NOT expose engine to excessive moisture,
dust, or dirt.
DO NOT allow any material to block the cooling
slots.
DO NOT use the engine if:
Equipment sparks, smokes or emits flames
Equipment vibrates excessively

Controls and Features
Rev 66501-20090413 5
Controls and Features
Read this owner’s manual before operating your engine. Familiarize yourself with the location
and function of the controls and features. Save this manual for future reference.
Replacement Engine
(1)Fuel Tank – 0.93 gallon capacity fuel
tank.
(2) Air Cleaner – Protects the engine by
filtering dust and debris from the intake air.
(3) Muffler
(4) Horizontal shaft
(5) Oil Filler Cap – Check and fill engine
oil level.
(6) Oil Drain Plug – Used to drain the oil
(7) Engine Switch - Flip Switch to “On”
position to start engine.
(8) Fuel Valve Knob – Turn this valve to
the “On” position to supply fuel to the
engine.
(9) Recoil Starter – Used to start the
engine.
(10) Choke – Used to start the engine.
(11) Throttle – Controls the engine speed.

Controls and Features
6
Parts Included
Your 66501 Gasoline Powered Engine ships with the following parts:
Spark Plug Socket 1 piece