Hipa 4-Pack 503936601 530047721 188-512 Snap in Primer Bulb for 2-Cycle Poulan Echo Chainsaw Ryobi BP42 Homelite Weedeater Leaf Blower 125B 125BX

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Free Shipping on US Orders

How long does delivery take?
3-7 business days.

What countries do you ship to?
US , CA and Mexico, only US with free shipping.
While we need to charge $4.99 shipping fee for the following US areas:
1. Alaska
2. Hawaii
3. Puerto Rico

Thank you for your understanding.

Returns Policy

1 Year Warranty


Hipa guarantees any products will be defect-free (material and workmanship) under normal use and service for ONE YEAR. For any manufacturing quality problems, we will offer you a replacement within one year of receipt of your original purchase.

30-Day Returns Policy


We have a 30-day returns policy, which means you have 30 days after receiving your item to request a return. If you need to return a product purchased online from Hipastore.com, here is what you need to know:

Items shipped from Hipastore.com can be returned within 30 days of receipt of shipment for a full refund. (Original shipping fees are not refundable.)

To start a return, you can contact us at service@hipastore.com. If your return is accepted, we’ll send you a return shipping label, as well as instructions on how and where to send your package. Items sent back to us without first requesting a return will not be accepted.

To be eligible for a return, your item must be in the same condition that you received it, unworn or unused, with tags, and in its original packaging. You’ll also need the receipt or proof of purchase. You can always contact us for any return questions at service@hipastore.com.

1."How To Replace a Primer Bulb on Chainsaw?"

A:"Safety First:
Cool Engine: Ensure the chainsaw is cool before replacing the primer kit components.
Remove Cover: Release top cover clips and lift off.
Disconnect Spark Plug: Remove wire/boot from the spark plug.
Remove Recoil Assembly: Unscrew and remove recoil starter assembly.
Handle Removal: Untie the starter rope knot, then remove the handle.
Release Spring Tension: Hold pulley and slowly release spring tension. Remove Parts: Unscrew, remove starter cog, spring retainer, and pulley carefully.
Install New Spring: Align new spring in housing, secure rope in notch. Reassemble: Rotate pulley, secure parts, feed rope through housing.
Final Assembly: Tie rope to handle, check recoil function, reattach cover and spark plug wire."

2."What's the symptoms of a bad primer bulb on chainsaw?"

A:"Hard to Start: Difficulty starting the chainsaw, as the fuel may not be properly primed into the carburetor.
Fuel Leaks: Fuel leaking around the primer bulb or a cracked bulb.
No Fuel Flow: No fuel being drawn into the carburetor when you press the bulb.
Weak or No Suction: The bulb doesn’t return to its normal position or feels soft and unresponsive.
Stalling: The chainsaw may start but quickly stalls because the fuel isn’t getting to the engine properly.
If you notice any of these symptoms, it’s a good idea to inspect or replace the primer bulb."

3."Why chainsaw primer bulb not getting hard?"

A:"There could be a few potential causes: Clogged Fuel Lines: A blockage or clog in the fuel lines can prevent fuel from reaching the primer bulb, which may cause it to stay soft. Check the lines for obstructions.
Damaged or Cracked Primer Bulb: If the bulb is cracked, damaged, or worn out, it might not be able to hold pressure, leaving it soft when pressed.
Faulty Check Valve: The primer bulb has a check valve that helps create suction. If the valve is damaged or stuck, fuel won’t be pulled through properly, and the bulb may not harden.
Air Leaks: If there are air leaks in the fuel system, such as at the carburetor or connections, the bulb won't create the necessary vacuum to pump fuel and might stay soft.
Old or Degraded Fuel: If the fuel is old or has evaporated, it may cause improper priming, making the bulb feel soft because there's not enough liquid fuel to create pressure.
In these cases, you may need to inspect the fuel lines, replace the primer bulb, or check the check valve for damage."

4."why a primer bulb not filling with fuel ?"

A:"Clogged Fuel Lines: Blockages in the fuel lines can prevent fuel from reaching the primer bulb.
Faulty Fuel Pump: If the fuel pump is malfunctioning, it won't properly draw fuel into the primer bulb.
Air Leaks: Cracks or leaks in the fuel lines or primer bulb itself can cause air to enter, preventing proper fuel flow.
Empty Fuel Tank: Ensure the fuel tank has enough fuel to be drawn into the system.
Dirty Carburetor: A clogged or dirty carburetor can restrict fuel flow to the primer bulb.
Inspect these components to resolve the issue."

5."which way to insert fuel primer bulb on chainsaw?"

A:"When inserting the fuel primer bulb on a chainsaw, it's important to ensure it's positioned correctly for proper operation. Here's the general process:
Orientation: The flat side of the primer bulb (the side without the small raised rim) typically faces outward, toward the outside of the chainsaw. This allows the fuel to be pumped into the carburetor effectively when you press the bulb.
Positioning: Insert the primer bulb into the housing in a way that it sits flush with the surface of the chainsaw. The bulb should fit securely in its designated space.
Sealing: Ensure that the bulb is sealed tightly in its housing, so there’s no air leakage. If it’s not sealed properly, it won’t create the necessary vacuum to prime the fuel system.
If you're unsure, refer to your chainsaw’s manual for the specific instructions for your model, as designs can vary slightly."