The Multiquip 6501514 is a genuine OEM Piston +1.0 Lombardini LT12 LDW1003 designed for Multiquip light tower equipment powered by the Lombardini LT12 and LDW1003 engines. As a factory-authorized OEM component, it delivers the precise dimensional tolerancing required for a proper oversized bore rebuild, ensuring correct ring seal and compression characteristics are restored after an engine overhaul. This +1.0mm oversize piston is the correct service replacement when the engine cylinder has been bored to the first oversize specification. Confirm your engine model against the LT12 and LDW1003 codes before ordering to ensure a correct application match.
Key Features
- Oversize Bore Precision: — Manufactured to the +1.0mm oversize specification, ensuring accurate fitment in a correctly bored cylinder with proper ring-to-wall clearance and compression seal.
- Genuine OEM Component: — Sourced directly from Multiquip as an authorized OEM part, matching the original piston geometry, crown profile, and pin bore dimensions of the Lombardini engine design.
- Engine Rebuild Compatibility: — Correctly specified for Lombardini LT12 and LDW1003 engines used in Multiquip light tower equipment, supporting a full engine overhaul to restore original power output.
- Compression Restoration: — A worn or scored piston causes blow-by, loss of compression, and excessive oil consumption; replacing with the correct oversize piston restores combustion efficiency and engine output.
- Engine Integrity and Safety: — Using the correct oversize piston in a diesel engine application is critical to maintaining proper combustion pressures and preventing premature engine failure during operation.
The piston is the reciprocating component at the heart of the engine's combustion cycle. It travels up and down within the cylinder bore, compressing the air-fuel mixture on the compression stroke and transferring the force of combustion to the crankshaft via the connecting rod. When a cylinder is worn beyond its original bore diameter and is machined to the first oversize, a +1.0mm oversize piston like this one is required to restore the correct fit and seal within the bore. A piston that is undersized, cracked, or scored will allow combustion gases to bypass the rings, resulting in lost power, increased oil consumption, and potential engine damage if left unaddressed.
For fitment questions or to confirm this part is correct for your specific Multiquip light tower and engine configuration, contact the DHS Equipment team for expert support.
Part Details
| Part Number | 6501514 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Piston +1.0 Lombardini LT12 LDW1003 |
Compatibility & Fitment
| Name | Model |
|---|---|
| LT12 | LT12 |
| LDW1003 | LDW1003 |
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.
