The Honda Q14-0000-214 Connecting Rod Spring is a genuine OEM component designed for WDP20 and WDP30 diaphragm water pumps. As a direct Honda OEM part, it is manufactured to the same specifications as the original and is the correct replacement for these pumps. This spring is a precise match for the WDP series, so confirm your pump's serial number against the fitment table before ordering to ensure you have the right version for your machine.
Key Features
- Genuine OEM Spring Tension — sourced directly from Honda, this connecting rod spring delivers the correct load and return force critical to the reciprocating action of a diaphragm pump's drive mechanism.
- Direct WDP Series Fitment — designed specifically for WDP20 and WDP30 diaphragm water pumps, with no modification needed to install.
- Serial Number Verification Recommended — Honda updates parts at production breaks, so cross-check your pump's serial number against the fitment table to confirm this is the correct spring for your unit.
- Restores Consistent Pump Stroke — a fatigued or broken connecting rod spring disrupts the diaphragm's stroke cycle, causing uneven flow or loss of pumping pressure; replacing it brings output back to spec.
In a diaphragm water pump such as the WDP20 and WDP30, the connecting rod converts the engine's rotational motion into the back-and-forth movement that flexes the diaphragm and moves water through the pump. The connecting rod spring plays a key role in controlling the return stroke of this mechanism, keeping the motion consistent and the diaphragm cycling smoothly. When this spring weakens or breaks, the stroke becomes erratic, pump output drops, and the diaphragm itself can suffer accelerated wear — making timely replacement essential to keeping the pump running at full capacity.
Part Details
| Part Number | Q14-0000-214 |
|---|---|
| Brand | Honda |
| Part Type | Genuine OEM |
| Description | Connecting Rod Spring |
Compatibility & Fitment
| Name | Models | Serial Range |
|---|---|---|
| Diaphragm Water Pump | WDP20, WDP30 | All |
Verify Before You Order
Fitment is machine-number and revision-specific; always confirm your model and serial number against the fitment list.
Why Buy From DHS Equipment
Every part is verified against the manufacturer's part number before it ships, so what you order is what arrives. We carry parts from leading OEM brands and our own DHS Quality Parts line of professional aftermarket components. Need help finding the right part? Our team is available to confirm compatibility whenever you need it. Orders are processed fast to keep your jobs on track. We don't just sell parts. We keep you jobsite ready.
Questions? Contact our team at [email protected] or 866-611-9369 — DHS Equipment is here to help you maintain peak performance.
