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CH745 (0113) Kohler Engine - Overview

Diagrams for CH745

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Key: 3/16 X 5/8 – Part Number: X-42-15-S
$6.40
In Stock
Key: 3/16 X 5/8
Part #X-42-15-S
This OEM part is sold individually and is a direct replacement part sourced from the manufacturer. The Woodruff Key is used to allow mating parts such as a shaft and gear to rotate together. It is made of silver-colored metal and is found in various locations, depending on your model. This part will wear over time and needs to be replaced when damaged, worn, or if the mating parts no longer rotate together. Customers rate this repair as Easy.
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.
Kit: Cylinder Head Gasket – Part Number: 2484104-S
$53.74
In Stock
Kit: Cylinder Head Gasket
Part #2484104-S
This authentic manufacturer-sourced gasket kit is made for use with Kohler engines commonly installed on a variety of lawn and garden equipment. The parts in this kit are utilized to ensure a tight fit between the cylinder and the cylinder head. Over time gaskets may wear out and begin to crack eventually requiring replacements. For the exact locations and the correct installation of the new components, please refer to the appropriate diagrams of your model. This high-quality kit includes the head gasket, the intake port o-rings, the muffler gaskets, the intake manifold gaskets, the head bolt washers, the head bolt nuts and the installation instructions. You will need a wrench set to take the engine apart when performing this repair.
Engine Wing Nut – Part Number: 1210001-S
$6.40
In Stock
Engine Wing Nut
Part #1210001-S
This is an authentic Kohler replacement part that has been sourced from the original manufacturer to be used with small engines. The metal wing nut is used to secure the air cleaner assembly within the cover. This item is available as an individual replacement part.
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.
Locating Pin – Part Number: 2438016-S
$7.12
In Stock
Locating Pin
Part #2438016-S
Engine Cover Knob – Part Number: 2534104-S
$10.75
On Order
Engine Cover Knob
Part #2534104-S
An authentic replacement part which is supplied directly from the original equipment manufacturer for use with Kohler engines commonly installed on lawn and garden equipment. This special knob is used to secure the air cleaner cover which is sold separately. It is a durable plastic component which is sold individually.
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.
Cover: Inner Air Cleaner – Part Number: 2409601-S
$22.11
In Stock
Cover: Inner Air Cleaner
Part #2409601-S
This is an authentic item that is supplied directly from the original manufacturer for use with Kohler engines that are commonly installed on lawn and garden equipment. It is a high-quality replacement for a missing or faulty inner air cleaner cover, please make sure to check the appropriate diagrams of your model for the correct location and application of this part. This component is made of durable metal and is sold individually, keep in mind the hardware to secure it is sold separately.
Exhaust Valve – Part Number: 3201601-S
$24.90
In Stock
Exhaust Valve
Part #3201601-S
This part is an OEM from Kohler. The exhaust valve (std.) is composed of high-quality metal, and is compatible with many small engines. This part is fitted into the cylinder head assembly. The charged fuel moves through the exhaust valve to the manifold. This item is sold individually. A wrench is often needed in making the repair.
Reed, Breather – Part Number: 2440203-S
No Longer Available
Reed, Breather
Part #2440203-S
Reed-Breather
Pre-cleaner (high) – Part Number: 2408305-S
$9.38
In Stock
Pre-cleaner (high)
Part #2408305-S
This is a genuine OEM sourced replacement part is designed for use with Kohler engines that are commonly installed on lawn and garden equipment. The purpose of this precleaner element is to provide an extra level of filtration helping to remove dust and other contaminants from the air that is supplied into the engine. Note, this high-quality element is made of durable material and is sold individually. No tools needed to replace this filter, simply take out the old filter and replace it with a new one. To ensure the proper installation, refer to the owner's manual for your model.
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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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