The Multiquip 845874 Ignition Coil HHNG5 is a genuine OEM ignition coil designed for the HHNG5 Whiteman ride-on power trowel. Sourced directly from Multiquip, this coil matches the original electrical specifications of the HHNG5 engine system, ensuring correct spark timing and output from the first installation. If your trowel is experiencing hard starts, misfires, or a complete loss of ignition, the part is the correct OEM replacement to restore proper engine operation. DHS Equipment stocks this part to get your HHNG5 machine back on the slab without unnecessary delays.
Key Features
- OEM-Matched Electrical Output — Wound and calibrated to the original ignition coil specification for the HHNG5, delivering the correct voltage and spark timing the engine requires.
- Direct-Fit Replacement — Engineered to mount directly to the existing ignition bracket on the HHNG5, using the original fastener points for a clean, straightforward swap.
- HHNG5 Trowel Compatibility — Confirmed fitment for the Whiteman HHNG5 ride-on power trowel series; verify your model before ordering.
- Restores Consistent Engine Firing — A worn or failed ignition coil causes misfires, rough running, or a no-start condition; replacing it with the correct OEM unit brings the engine back to consistent, full-power operation.
- Ignition System Integrity — Using the correct OEM coil maintains the intended spark energy level, protecting against engine damage caused by weak or inconsistent ignition signal.
The ignition coil is responsible for converting low-voltage current from the engine's electrical system into the high-voltage spark needed to fire the combustion chamber. On a ride-on power trowel like the HHNG5, a properly functioning ignition coil is essential for reliable engine starts and smooth, uninterrupted operation during finishing passes. When the coil begins to fail — whether through heat fatigue, winding breakdown, or physical damage — the result is typically weak spark, intermittent misfires, or a complete no-start condition that brings work to a halt.
For questions about fitment or to confirm this is the correct part for your machine, contact the DHS Equipment parts team before ordering.
Part Details
| Part Number | 845874 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Ignition Coil HHNG5 |
Compatibility & Fitment
| Name | Model |
|---|---|
| Whiteman Ride-On Power Trowels | HHNG5 |
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.
