The Multiquip 50425800 Valve Stem Seal Cap is a genuine OEM component designed for QP2TZ and QP3TZ series trash pumps. As a direct OEM replacement, it meets the exact specifications set by Multiquip, ensuring a proper seal and correct fit without the guesswork of off-specification alternatives. This part is sourced directly through authorized channels, giving you confidence that you are installing the right component for your equipment. Confirm your model against the QP2TZ and QP3TZ fitment before ordering to keep your pump running at full capacity.
Key Features
- Genuine OEM Sealing Integrity — Manufactured to Multiquip's exact tolerances, this cap maintains proper compression on the valve stem seal, preventing oil from migrating past the valve guides and into the combustion chamber.
- Direct-Fit Installation — Designed to seat precisely onto the valve stem assembly, this cap installs cleanly without modification, matching the original component's profile and thread or press fit.
- Verified Fitment for QP2TZ and QP3TZ — Confirmed compatible with Multiquip QP2TZ and QP3TZ trash pump models, so you can order with confidence knowing this is the correct part for your machine.
- Engine Oil Consumption Control — A functioning valve stem seal cap keeps oil where it belongs, helping the engine maintain consistent output and preventing smoke, fouled plugs, or loss of power during pump operation.
- Fuel System and Combustion Safety — A failed or missing valve stem seal cap can allow oil to enter the combustion zone, creating an uncontrolled burn condition; replacing it promptly keeps the engine operating within safe parameters.
The valve stem seal cap fits over the valve stem seal on the engine's cylinder head, holding the seal in position against the valve stem as it moves through its intake and exhaust cycles. Its primary job is to prevent engine oil from being drawn down the valve stem and into the combustion chamber, which would cause oil burning, increased emissions, and spark plug fouling. When this cap cracks, dislodges, or wears out, oil consumption rises noticeably and engine performance deteriorates — making timely replacement essential to protecting the engine on your trash pump.
For fitment questions or to confirm this is the correct part for your Multiquip equipment, contact the DHS Equipment team for assistance.
Part Details
| Part Number | 50425800 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Valve Stem Seal Cap |
Compatibility & Fitment
| Name | Model |
|---|---|
| Trash Pumps | QP2TZ |
| Trash Pumps | QP3TZ |
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.
