Wacker Neuson 5100040103 Lombardini Engine

The Wacker Neuson 5100040103 Lombardini Engine is a genuine OEM engine assembly designed for the CRT48-35L and CRT48-35L-PS ride-on concrete trowels. As a factory-sourced powerplant, this unit is built to the exact specifications Wacker Neuson engineers with these machines, ensuring correct output, mounting geometry, and interface compatibility straight out of the box. This is the same engine that powers the CRT48-35L and CRT48-35L-PS on the production line, so operators can expect consistent, predictable performance after installation. When your trowel is down, sourcing the correct OEM engine replacement by verified part number 5100040103 is the fastest path back to full productivity.

Key Features

• OEM-Matched Power Output — Sourced directly from Wacker Neuson, this Lombardini engine meets the exact displacement, torque, and RPM specifications the CRT48-35L platform was engineered around.
• Direct Engine Replacement — Mounts to the existing CRT48-35L frame and drivetrain interfaces, aligning with original fuel, exhaust, and PTO connection points for a clean swap.
• Confirmed CRT Fitment — Verified for CRT48-35L and CRT48-35L-PS ride-on concrete trowels; always cross-reference your machine's serial number before ordering.
• Full Trowel Power Restored — A worn or seized engine causes inconsistent rotor speed and poor finish quality; replacing with the correct Lombardini unit restores the rotor RPM range the operator depends on for a flat, smooth slab.
• Fuel System Integrity — As a genuine OEM engine, all integrated fuel and ignition components meet Wacker Neuson's specifications, maintaining safe and compliant operation on the job.

The engine is the primary power source for the CRT48-35L ride-on concrete trowel, driving the rotor assemblies that finish and burnish concrete slabs. When engine output drops or the unit fails entirely, rotor speed becomes inconsistent, leaving surface defects that are difficult or impossible to correct once the concrete sets. Replacing a failed engine with the correct Lombardini unit — verified under part number 5100040103 — restores the consistent rotor drive that professional flatwork demands.

Part Details

Compatibility & Fitment

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.