The Multiquip MM434345 Piston Ring Set BLW-300 is a genuine OEM component designed for BLW-300 equipment. As a direct Multiquip OEM part, MM434345 is manufactured to the same specifications as the original, ensuring consistent fit and proper sealing within the engine cylinder. This piston ring set is the correct replacement choice for BLW-300 operators looking to restore engine compression and performance to original operating condition.
Key Features
- OEM-Grade Sealing Performance — Manufactured to original compression and oil-control ring tolerances, maintaining proper cylinder pressure throughout the combustion cycle.
- Direct Drop-In Replacement — Engineered to match the original piston groove dimensions of the BLW-300, allowing straightforward installation without modification.
- Confirmed BLW-300 Fitment — Verified for use on Multiquip BLW-300 equipment; use part number MM434345 to confirm compatibility before ordering.
- Restores Lost Compression — Worn or broken piston rings allow combustion gases to bypass the piston, causing power loss, increased oil consumption, and hard starting; a fresh ring set brings the engine back to full output.
- Genuine Multiquip OEM Part — Sourced directly through the Multiquip OEM supply chain, so you receive the same ring set that left the factory — correct material grade, correct tension, correct profile.
Piston rings seal the gap between the piston and the cylinder wall, serving two critical functions: they contain combustion pressure above the piston to produce power, and they control the thin film of oil below, preventing it from burning off in the combustion chamber. A complete ring set typically includes compression rings and an oil-control ring, each handling a specific role in keeping the engine running cleanly and efficiently. When rings wear, lose tension, or break, compression drops, oil consumption rises, and the engine may smoke, lose power, or become difficult to start — making timely ring replacement one of the most effective engine-restoration services available.
For questions about fitment or to confirm this part is the right part for your BLW-300, contact the DHS Equipment parts team before ordering.
Part Details
| Part Number | MM434345 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Piston Ring Set BLW-300 |
Compatibility & Fitment
| Name | Model |
|---|---|
| BLW-300 | BLW-300 |
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.
