The Multiquip 71466022580 is a genuine OEM Piston With Ring (OS=0.5) MR8DY designed for the MR8DY series equipment. As a direct OEM component, it is manufactured to the exact specifications required for proper fit and function within the engine assembly. This part is confirmed for use on MR8DY models, making it a straightforward replacement when engine service calls for an oversize piston and ring set at the 0.5 oversize specification.
Key Features
- Genuine OEM Construction — Manufactured to the exact material and dimensional tolerances required for the MR8DY engine, ensuring the piston and ring interface correctly with the cylinder bore.
- Oversize 0.5 Specification — This 0.5 oversize piston is intended for use after cylinder reboring, restoring proper compression and sealing in a worn engine cylinder.
- Direct Engine Fitment — Engineered specifically for the MR8DY, this assembly drops into the cylinder bore without the guesswork of adapting a non-application-specific part.
- Complete Piston and Ring Set — Supplied as a combined piston and ring assembly, so both critical components are matched and installed together for consistent performance.
- Compression and Power Restoration — A correctly sized piston and ring set re-establishes the cylinder seal needed for full engine compression, restoring power output and fuel efficiency after engine wear.
A piston works alongside its piston rings to seal the combustion chamber inside the engine cylinder, converting the energy from fuel ignition into the mechanical force that drives the machine. The rings seated in the piston create a tight seal against the cylinder wall, maintaining compression and preventing oil from entering the combustion chamber. When a piston or its rings wear beyond serviceable limits, compression drops, oil consumption increases, and the engine loses power — an oversize replacement piston like the part is used after cylinder reboring to restore the correct clearance and bring the engine back to proper working condition.
Part Details
| Part Number | 71466022580 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Piston With Ring (OS=0.5) MR8DY |
Compatibility & Fitment
| Name | Model |
|---|---|
| MR8DY | MR8DY |
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.
