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CH740-3138 Kohler Engine - Overview

Diagrams for CH740-3138

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Engine Oil Filter – Part Number: 1205001-S
$17.76
In Stock
Engine Oil Filter
Part #1205001-S
This genuine OEM oil filter helps to remove harmful contaminants from engine oil. It is designed for a variety of Engines. It is sold Individually. This part maintains optimum performance of your engine in accordance with applicable EPA emissions regulations. It is recommended to replace an Oil Filter at least once a season.
Seal, Oil (pto End) – Part Number: 2503206-S
No Longer Available
Seal, Oil (pto End)
Part #2503206-S
This oil seal is a genuine OEM replacement part designed for lawn and garden equipment. It is a small, circular rubber seal with a diameter of 2 3/8 inches, used to prevent oil leakage between the gear cover and gear shaft, and prevent the entry of contaminants. You will need to replace this oil seal if it is brittle, cracked, or has lost elasticity. A faulty seal will cause the gears to lose lubrication, increase friction damage, and prematurely wear down the parts. Remember to drain the oil from your equipment before beginning any repairs. Carefully pry the old seal from its mounting position and clear off any debris and residue on the area. Place the new seal in position and ensure it is securely fitted.
Seal: Oil (helix Lip) – Part Number: 2403219-S
$11.77
In Stock
Seal: Oil (helix Lip)
Part #2403219-S
Made of durable black rubber, this Oil Seal is an authentic OEM part for use in over 150 models of small engines. This part is sold individually, not as part of a kit or assembly. It will be found on the crankcase opening, where the crankshaft is. The Seal should be replaced when it becomes worn or damaged. When it malfunctions, you'll see oil visibly leaking. To complete this repair, you will need a screwdriver, pliers, a socket set, a wrench set, a nut driver, and an impact wrench. Customers rated the difficulty of this repair as Expert.
Bushing: Throttle Linkage – Part Number: 2515811-S
$7.83
In Stock
Bushing: Throttle Linkage
Part #2515811-S
This manufacturer-supplied replacement part is designed for use with Kohler engines commonly installed on lawn and garden equipment. The bushing helps to secure the throttle linkage. It provides an identical replacement for a missing or a faulty hardware that was installed on a new unit. Please refer to the appropriate diagrams of your model for the exact location and the correct installation of this part. Keep in mind this high-quality bushing is made of durable plastic and is sold individually. You will need a wrench set to remove the housing in order to gain access to the bushing.
Nut: Flg M6x1.0 – Part Number: M-641060-S
$8.29
In Stock
Nut: Flg M6x1.0
Part #M-641060-S
This is an original replacement part manufactured for use with Kohler small engines. The flanged hex nut is typically used as a fastener on the governor control assembly. This nut can have multiple uses, please see model diagram for part location and usage. The flanged nut is available as an individual replacement part.
Switch: Oil Pressure – Part Number: 2509927-S
$21.50
In Stock
Switch: Oil Pressure
Part #2509927-S
This oil pressure switch is designed for small gas engines to monitor lubrication levels and help protect the engine from damage caused by low oil pressure. Operating on a 12-volt system, it plays a key role in triggering warnings or engine shutdown when pressure drops below safe levels. Built for dependable performance, it’s a practical replacement for maintaining proper engine protection and reliable operation.
Locating Pin – Part Number: 2438016-S
$7.12
In Stock
Locating Pin
Part #2438016-S
Bushing: Linkage Retaining – Part Number: 2515808-S
$7.68
In Stock
Bushing: Linkage Retaining
Part #2515808-S
Linkage Bushing
Engine Dipstick – Part Number: 2403810-S
$20.93
In Stock
Engine Dipstick
Part #2403810-S
Nut: Flg M8x1.25 – Part Number: M-841080-S
$6.40
In Stock
Nut: Flg M8x1.25
Part #M-841080-S
Designed to secure parts in place and spread the load, this Flange or Lock Nut is made of durable metal, is silver, is not part of a kit or assembly, and is sold individually. This part has been sourced directly from the original manufacturer. When the threads or ends become damaged or worn, it will no longer be able to hold pieces in place. At which point, it should be replaced. Refer to your owner's manual to determine if this is the correct part, as it is located in various locations on some machines. Customers rate this repair as Easy.
Solenoid: Idle – Part Number: 2443506-S
$261.09
In Stock
Solenoid: Idle
Part #2443506-S
Solenoid, idle
Flange Screw (M8x1.25x45) – Part Number: 2408617-S
$6.40
In Stock
Flange Screw (M8x1.25x45)
Part #2408617-S
This is an authentic OEM component from Kohler. The metal screw is made for use with many lawn and garden engines. Sold individually, this item often helps to secure the closure plate. A wrench is required for the removal and replacement. It is encouraged to purchase spares, as the screw can wear over time.
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stop working and leaking air from top.
1 of 13 people found this instruction helpful.
  • gilberto from TAMPA, FL
  • Really Easy
  • 15 - 30 mins
  • Nutdriver, Wrench set
remove the top of the air gun and replace the bumper gasket .
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