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BP40 (1995-02) Jonsered Brush Cutter - Overview

Diagrams for BP40

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Engine Fuel Filter – Part Number: 530095646
$9.62
In Stock
Engine Fuel Filter
★★★★★
★★★★★
(4)
Part #530095646
This Genuine OEM fuel filter is designed to maintain the performance and longevity of your equipment by preventing dirt and debris from entering the carburetor. Located inside the fuel tank, this essential component ensures clean fuel delivery, protecting the engine from potential damage caused by contaminants. Sold individually, the filter is built to meet original equipment standards for fit and function. Over time, the filter may become clogged, restricting fuel flow and making engine starts more difficult. For optimal performance, it should be replaced—not cleaned—at the first sign of blockage or wear.
Spark Plug – Part Number: 503235111
$11.28
In Stock
Spark Plug
Part #503235111
Compatible with over 150 models of lawn equipment, this Spark Plug has been sourced directly from the original manufacturer. It is sold individually, made of metal and ceramic components, and is not part of a kit or assembly. The spark plug is used to ignite the air-fuel mixture inside the combustion chamber. You may need to replace the Spark Plug if your 1 cylinder engine won't start, or if your more-than-1 cylinder engine runs rough. Spark Plugs will wear over time and should be inspected regularly. Customers rate this repair as Easy.
Trimmer Air Filter – Part Number: 502198602
$9.85
In Stock
Trimmer Air Filter
Part #502198602
This replacement air filter is a genuine item, not an aftermarket imitation. It is specially designed for use on Husqvarna handheld lawn and garden equipment. Its purpose is to filter out dust and debris from contaminating the carburetor and the engine. Please note, this foam air filter is sold individually. To replace this air filter no special tools would be needed. • Remove the air filter cover • Remove the old air filter • Secure the new air filter • Reattach the cover
Nut – Part Number: 503856301
$6.72
In Stock
Nut
Part #503856301
This is an authentic OEM sourced replacement part that is intended to be used with trimmers, brushcutters, and edgers from Husqvarna and Jonsered. The metal nut is used with several different types of machines and the application of the nut can vary based on the model of the equipment. This nut is sold individually.
Trimmer Nut – Part Number: 731231401
$6.72
In Stock
Trimmer Nut
Part #731231401
This is a genuine manufacturer-sourced replacement part which is specially designed for use with Husqvarna lawn and garden equipment. It is an identical replacement for a missing or damaged hexagon nut that was installed on a new unit. This is a standard hardware which has multiple applications, please make sure to refer to the appropriate diagrams of your model for the correct location and application of this component. Keep in mind this high-quality nut is made of durable metal and is sold individually.
Screw – Part Number: 503210716
$6.72
In Stock
Screw
Part #503210716
This screw is an authentic high-quality item that is specially produced for Husqvarna and Poulan handheld lawn and garden equipment. It is a standard hardware which has multiple applications depending on the model of your unit, please refer to appropriate diagrams for the correct location and use of this screw. Please note this high-quality hardware is sold individually, keep in mind you will need an Allen wrench also known as a hex key to secure or remove it.
Chainsaw Starter Rope – Part Number: 505305125
$12.05
In Stock
Chainsaw Starter Rope
Part #505305125
Primarily used in chainsaws, this Starter Rope is an exact replacement part for hundreds of models. It is white and sold individually, not as part of a kit or assembly. The Starter Rope will need to be replaced once you notice signs of it fraying, wearing, or it breaks off. Customers rate this repair as Easy.
Chainsaw Washer – Part Number: 501278201
$6.95
In Stock
Chainsaw Washer
Part #501278201
It is a genuine manufacturer-sourced component which is specially produced for use with Husqvarna and Poulan lawn and garden equipment. This replacement gasket is used to provide an air-tight seal for the fuel cap to prevent any leaks. Over time the material may begin to deteriorate and crack eventually requiring replacement. It is a high-quality component which is made of durable rubber material and it is sold individually.
Diaphragm – Part Number: 503896701
$66.93
In Stock
Diaphragm
Part #503896701
This metering diaphragm is an original part for use in edgers, blowers, trimmers, and chainsaws made by Poulan, Paramount, Weed Eater, Husqvarna, and Jonsered. It fits between the metering diaphragm gasket and the metering diaphragm cover. It is made of a thin material and will need to be replaced if it breaks. A screwdriver may be needed when replacing this part and keep in mind that it is sold individually.
Chainsaw Screw – Part Number: 503200216
$6.72
In Stock
Chainsaw Screw
Part #503200216
This screw is an authentic OEM part which made for Husqvarna chainsaws. It is designed for multiple uses based on your tool. Please refer to diagrams for correct location and applied use of this screw. It includes one (1) metal screw per order. This is a hex head item so you would need a hex key/allen wrench to install or remove it.
Diaphragm Pump – Part Number: 504130807
$46.15
In Stock
Diaphragm Pump
Part #504130807
This fuel pump diaphragm, also called a membrane or a gasket, is what helps pump fuel from the tank to the engine of your gas-powered lawn equipment. It is normally found attached to the carburetor assembly itself. You can tell that the diaphragm is broken when your engine is not starting properly, lacks power, or frequently stalls. You may also notice that your machine is leaking fuel or smells strongly of gasoline. A broken diaphragm could lead to engine performance problems, and it may eventually stop working altogether. When replacing your old diaphragm, you will need a wrench to disconnect it from the fuel pump housing. Kindly note that this OEM-sourced component is sold individually.
Start/stop Switch – Part Number: 503718201
$18.65
In Stock
Start/stop Switch
Part #503718201
This is an original replacement part manufactured for use with trimmers. The start/stop switch is also called the kill switch, and fits on the upper handle above the throttle. The red switch is used to shut of the engine, and has to be engaged to run the engine. The switch is sold individually.

Common Symptoms of the BP40

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part not same
4 of 20 people found this instruction helpful.
  • Bruce from ALGOMA, WI
  • Easy
  • 15 - 30 mins
Ordered on/off switch. My switch had only one wire terminal. Replacement had two. I ran a wire from one to a screw as a ground. Switch worked fine.
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