Medium
30-60 minutes
This item is priced as an individual replacement part. The piston attaches to the piston ring and the piston pin. A screwdriver, a set of pliers, and a socket set might be necessary during the installation of this item. It is made of metal and will require replacing if it breaks. This is a genuine Husqvarna and Jonsered part sourced directly from the manufacturer for use in blowers.
Piston 502849601
OEM part for: Husqvarna, Jonsered
Part Number: 502849601
$58.35
In Stock
Ships within 1 business day 
Jump To:
Frequently Purchased Together ?
Compatibility
This part will fit the following 9 machines
Husqvarna
150BT (2007-05) Backpack Blower View Diagrams & Manuals
150BT (2008-10) Backpack Blower View Diagrams & Manuals
350BF (2009-03) 50.2cc Backpack Blower View Diagrams & Manuals
350BT (2009-03) 50cc 2-Cycle Backpack Blower View Diagrams & Manuals
150BT (2009-10) Backpack Blower View Diagrams & Manuals
150BT (2018-02) Backpack Blower View Diagrams & Manuals
150 BF (2008-10) Blower View Diagrams & Manuals
150 BF (2007-05) Blower View Diagrams & Manuals
Jonsered
BB2250 (2009-09) Blower View Diagrams & Manuals
Show More Compatible Models
This item works with the following types of products:
- Blower Parts
Repair Videos ?
Watch the Repair Video for
Piston
Questions & Answers ?
Our customer Service team is at the ready daily to answer your part and product questions.
Ask our Team
We have a dedicated staff with decades of collective experience in helping customers just like you purchase parts to repair their products.
Does this fit my product?Questions & Answers for Piston
No questions have been asked yet
Customer Repair Instructions ?
All our customer repair instructions are solicited directly from other customers just like you who have purchased and replaced this exact part.
Piston seized up. A fella gave it to me that couldn't fix it
RICHARD - May 17, 2019
Tool Type
Blower
Difficulty
Easy
Time
15-30 minutes
Tools Used
, Hex head
Removed front cover. Remover carburetor and exhaust. Removed cylinder head, and then removed the piston. 1st I had to put diesel in the spark plug tube to free the engine up. Installed all new parts and started on the 5th pull. Running like a top
Did you find this story helpful?
Thanks for voting and helping fellow customers!
Ran gas without oil in it, blower piston seized up
Raymond - December 28, 2016
👍 1 of 2 people found this instruction helpful
Tool Type
Blower
Difficulty
Medium
Time
30-60 minutes
Tools Used
Screwdriver, Pliers, Socket set, Cylinder Hone
1. Disassembled covers on blower to access Engine
2. Remove Muffler and Carburetor
3. Remove Cylinder Head.
4. Hone cylinder wall scratches with Cylinder Hone on hand drill
5. Remove old Piston and bearings.
6. Install new piston and bearings (after installing new piston rings on piston).
7. lube cylinder with 2-cycle oil
8. Reassemble by reversing steps 3,2,1 above.
9. Replaced old gas with properly mixed oil-gas mixture
10. Started on 5th pull. Works fine.
2. Remove Muffler and Carburetor
3. Remove Cylinder Head.
4. Hone cylinder wall scratches with Cylinder Hone on hand drill
5. Remove old Piston and bearings.
6. Install new piston and bearings (after installing new piston rings on piston).
7. lube cylinder with 2-cycle oil
8. Reassemble by reversing steps 3,2,1 above.
9. Replaced old gas with properly mixed oil-gas mixture
10. Started on 5th pull. Works fine.
Did you find this story helpful?
Thanks for voting and helping fellow customers!
OEM stands for Original Equipment Manufacturer and means the part you’re buying is sourced directly from the manufacturer who made your product. At eReplacementParts, we sell only genuine OEM parts, guaranteeing the part you’re purchasing is of better design and of higher quality than aftermarket parts.
Our product descriptions are a combination of data sourced directly from the manufacturers who made your product as well as content researched and curated by our content & customer service teams. This content is edited and reviewed internally before being made public to customers.
Our customer service team are at the ready daily to answer your part and product questions. We have a dedicated staff with decades of collective experience in helping customers just like you purchase parts to repair their products.
All our part reviews are solicited directly from other customers who have purchased this exact part. While we moderate these reviews for profanity, offensive language or personally identifiable information, these reviews are posted exactly as submitted and no alterations are made by our team.
All our customer repair instructions are solicited directly from other customers just like you who have purchased and replaced this exact part. While we moderate these reviews for profanity, offensive language or personally identifiable information, these reviews are posted exactly as submitted and no alterations are made by our team.
Based on data from past customer purchasing behaviors, these parts are most commonly purchased together along with the part you are viewing. These parts may be necessary or helpful to replace to complete your current repair.
All our installation videos are created and produced in collaboration with our in-house repair technician, Mark Sodja, who has helped millions of eReplacementParts customers over the last 13 years repair their products. Mark has years of experience in selling and repairing both commercial and residential products with a specialty in gas-powered equipment.
This data is collected from customers who submitted a repair instruction after replacing this exact part. Customers can rate how easy the repair was to complete and how long it took. We aggregate this data to provide a repair rating that allows customers to quickly determine the difficulty and time needed to perform their own repair.
