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Champion 828M Spark Plug
| Brand | Champion 828M |
|---|---|
| Ground Electrode Core Material | Nickel |
| Electrical Terminal Type | Non-removable nut |
| Center Electrode Tip Material | Nickel |
| Ground Electrode Quantity | 1 |
| Manufacturer Heat Range | 77 |
| Seat Type | Flat |
| Reach | 0.5 |
| Thread Diameter | 0.551 |
| Thread Diameter | 14.000 |
| Resistor Type | Yes |
| Hex Type | Hex |
| Center Electrode Diameter (Inch) | 0.1 |
| Classification | Champion copper plus small engine |
| Ground Electrode Material | Nickel copper alloy |
| Hex Size | 0.813 |
| Hex Size | 20.650 |
| Installed Height (Inch) | 2.24 |
| Plug Type | Ql77jc4 |
| Taper Diameter (Inch) | 0.25 |
| Fits | — |
Copper core electrode. Improves conductivity and heat control for dependable performance.
Nickel construction. Supports good overall wear in demanding ignition use.
Resistor type. Helps reduce electrical noise for smoother operation.
Cross-references AMS Automotive 4522, Anchor 3579 and Gates 33828S for the same application. See all 9.
Champion Copper Plus 828M Spark Plug
Champion 828M is a Copper Plus spark plug built for dependable ignition performance in small engine applications. Its copper core electrode improves conductivity and heat control, while nickel center and ground electrode materials support consistent wear characteristics.
The Copper Plus line focuses on practical, OE-style ignition performance with a copper core design that helps manage operating temperature and maintain stable spark delivery. For buyers searching for a Champion spark plug for small engine service, 828M offers a straightforward replacement option.
Key Features
- Copper core electrode for improved conductivity and heat control
- Nickel center electrode tip and nickel ground electrode construction
- Resistor design for reduced electrical noise
- Flat seat design
- Non-removable nut terminal
- Champion Copper Plus Small Engine classification
- Part number 828M for easy identification
Product Details
Champion 828M is a spark plug in the Copper Plus line, engineered with a copper core electrode to support stable ignition performance and controlled heat transfer. The plug uses a 14.000 mm thread diameter, 0.5 reach, 20.650 mm hex size, and a flat seat configuration. It also features a resistor design and a non-removable nut terminal for standard ignition connections. This part cross-references NGK 4551 for the same application.
For shoppers comparing ignition service parts for small engine maintenance, Champion 828M provides a direct replacement-style solution. If you are sourcing a Champion spark plug for small engine equipment, the 828M part number helps narrow the search quickly. It is also listed with interchange references including QL77JC4, which can help confirm application matching during parts lookup.
Common Uses
- Restoring weak or inconsistent spark output
- Addressing fouling-related misfire conditions
- Replacing worn electrodes during tune-up service
- Improving ignition reliability in small engine operation
- Supporting smoother starting and steady combustion
Installation Notes and Tips
Verify thread diameter, reach, seat type, and heat range before installation. Confirm the plug gap and torque specification against the equipment manufacturer’s service information. Check the ignition lead connection style, since this plug uses a non-removable nut terminal. For fitment-based searches, use the exact part number 828M and compare the plug type reference QL77JC4 when matching replacement applications.
Quality Assurance
Champion’s Copper Plus line is built around a copper core electrode for conductivity and heat control, with nickel electrode materials selected for dependable wear characteristics. That construction supports consistent ignition performance in small engine service and makes Champion 828M a practical replacement choice for maintenance and tune-up work.
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