Lake County 4-H Tractor Club
Senior Farm

Click on the part's name to get a larger picture

NOTE: Updated or new pictures are noted under the pictures below. The Hydraulic Control Lever on the 2001 list has been removed for 2002. Click here to see the new/updated pictures for 2002

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Valve Spring
Pulls valves shut

 

Starter
Activated by electricity, it cranks engine 
to start it
Air Filter Element
Cleans air to be used by the engine

 

Air Cleaner Housing
Holds air filter element and directs air 
through it 
 
Turbocharger

 

Rocker Arm
Transmits movement between push rod 
and valve 
Water Pump
Circulates water to cool engine

 

Flywheel
Uses its weight to reduce uneven rotation 
of the engine 
Valve
Open and closes to regulate air/fuel 
misture and spent gases. 
 
Radiator Cap
Regulates and maintains pressure in the 
cooling system 
Piston Rings
Seal piston to cylinder walls

 

Idler Pulley
Used to guide or tighten a v-belt

 

Injector Pump
Delivers fuel to diesel engine

 

Camshaft
Moves valve lifters to open and close 
valves 
Fuel Pump
Pumps fuel from tank to carburetor

 

Needle Bearing
Carries a shaft nearly frictionless

 

Hydraulic Hose
Transmits hydraulic oil from component 
to another 
V-Belt
Transmits power from one pulley to 
another 
Flat Belt
Transmits power from one pulley to 
another 
Distributor
Distributes spark to multi cylinder engine

 

Sprocket
Transfer power from roller chain to a 
shaft 
Tapering Roller Bearing
Used in pairs to carry a shaft nearly 
frictionless 
Gear
Transfers power from a shaft to another 
gear of vice versa
Coil
Converts 6 volt source to ultra high 
voltage for the spark plugs 
6 Volt Battery
Stores electricity that is produced by a chemical reaction
NEW PICTURE - 2002
Connecting Rod
Connects the piston to the crankshaft and 
transfers power between the two
Battery Cable
Transfers power from the battery

 

Pushrod
Transmits motion from camshaft to rocker 
arm
Piston
Transmits power from the combustion 
chamber to the connecting rod
Throttle Lever
Changes engine RPM

 

Drawbar
To pull implements with

 

Fuel Filter
Filters fuel

 

Park Brake Lever
Locks and releases park brake

 

High-Low Light Switch
Selects bright/dim for headlights

 

Hazard Light Switch
On/off switch for hazard lights

 

P.T.O.
Power Take-Off shaft

 

Clutch Pedal
Disengages/engages clutch

 

Range Selection Lever
Changes ranges of transmission

 

Hydraulic Oil Filter
Filters hydraulic oil

 

Hydraulic Dip Stick
Shows level of oil

 

Injection Pump
 

 

Radiator Hose
Moves coolant from engine to radiator

 

Radiator
Cools engine coolant

 

Valve Cover
Keeps oil in/dirt out of engine