Easy
15-30 minutes
This is an authentic OEM sourced component which is specially made for use with gas-powered lawn and garden equipment. The part provides an identical replacement for a missing or a worn diaphragm that was installed on a new unit. It is provides a tight seal for the fuel pump. Please make sure to refer to the appropriate diagrams of your model for the correct repair procedure. Keep in mind this high-quality diaphragm is made of durable material and is sold individually. A wrench set will be needed to replace this component.
Diaphragm-fuel Pump 504130807
OEM part for: Poulan, Paramount
Part Number: 504130807
$6.21
Usually ships in 7 - 12 business days
Leaves our warehouse within 7 - 12 business days
Jump To:
Frequently Purchased Together ?
Compatibility
This Diaphragm-fuel Pump will fit the following 550 machines. Confirm this part works with your model, and view the detailed model diagrams and repair help we have to offer.
Paramount
Show More Compatible ModelsThis item works with the following types of products:
- Edger Parts
- Blower Parts
- Hedge Trimmer Parts
- Trimmer Parts
This part replaces obsolete part #: 35166, 5849778-01, 530-035166, 502213601, 5300351-66, 5022136-01, 530035166
Customer Part Reviews ?
Average Rating (out of 5):
Click to filter by ratings:
5 stars
1
4 stars
0
3 stars
0
2 stars
0
1 stars
0
< PREV
- 1
Obsolete chainsaw repair.
Parts are difficult to find for my older chainsaw. After a few years in the shed it refused to run. I ordered a fuel pump diaphragm for it and now it runs like a champ.
Guest -
March 21, 2023
Verified Purchase
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 Diaphragm-fuel Pump
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.
wouldn,t start
richard - November 30, 2018
Tool Type
Blower
Difficulty
Easy
Time
15-30 minutes
Tools Used
Screwdriver, Wrench Set, Nutdriver
Parts Used
replaced pump for fuel
Did you find this story helpful?
Thanks for voting and helping fellow customers!
Hard to start
Jim - May 7, 2016
👍 3 of 6 people found this instruction helpful
Tool Type
Trimmer
Difficulty
Easy
Time
15-30 minutes
Tools Used
Screwdriver, allen wrench
Drain gas tank, remove 2 screws holding air filter, clean or replace filter, remove 2 screws holding choke plate an carburetor, remove gas line and throttle linkage. Remove plate,fuel pump gasket,and diaphragm.clean carb, install new gasket and diaphragm,and reassemble. Note; if the choke lever won't move after reinstall, loosen the screw and reposition the curly washer under the screw.
Did you find this story helpful?
Thanks for voting and helping fellow customers!
Trimmer had not been used for years would not start because it was not getting fuel.
KEN - August 7, 2016
👍 0 of 3 people found this instruction helpful
Tool Type
Trimmer
Difficulty
Easy
Time
15-30 minutes
Tools Used
Screwdriver, carb cleaner
Watched some videos on U Tube on rebuilding carburetors. selected the pertinent parts and ordered them. removed carb, stripped off gaskets , pump etc. sprayed carb block with cleaner and let it soak over night.used compressed air to clear away cleaner. assembled parts in original order.used fresh fuel and trimmer started on second pull. I felt lucky. Ken
Used print out of diagram of carb and parts to verify correct reassemble of parts.
Used print out of diagram of carb and parts to verify correct reassemble of parts.
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.
