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Champion 810 Spark Plug
| Brand | Champion 810 |
|---|---|
| Ground Electrode Core Material | Nickel |
| Electrical Terminal Type | Removable nut |
| Center Electrode Tip Material | Nickel |
| Pre-Gap Size | 0.025 |
| Pre-Gap Size | 0.64 |
| Ground Electrode Quantity | 1 |
| Insulator Height | 0.03 |
| Manufacturer Heat Range | 8 |
| Seat Type | Flat |
| Reach | 0.75 |
| Thread Diameter | 0.472 |
| Thread Diameter | 12.000 |
| 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 | 0.625 |
| Hex Size | 15.880 |
| Installed Height (Inch) | 1.99 |
| Insulator Projection (Inch) | 0.03 |
| Plug Type | Ra8hc |
| Taper Diameter (Inch) | 0.2 |
| Fits | — |
Copper core electrode. Improves conductivity and heat control for steady wear.
Resistor type. Helps reduce electrical noise in ignition systems.
Champion Copper Plus. Dependable performance from a trusted spark plug line.
Cross-references Anchor 2887, Anchor 3108 and Anchor 3123 for the same application. See all 75.
Champion Copper Plus 810 Spark Plug
Champion Copper Plus 810 is a small engine spark plug built for dependable ignition performance and steady heat control. Its copper core electrode helps improve conductivity, while the nickel center and ground electrode materials support consistent wear in secondary ignition service.
Key Features
- Copper core electrode for improved conductivity and heat management
- Nickel center electrode tip and nickel ground electrode core material
- Resistor design for reduced electrical noise
- Flat seat design with a 0.75 in. reach
- Pre-gapped at 0.025 in. for common small engine applications
- 12 mm thread diameter, 15.88 mm hex size, and removable nut terminal
- Champion Copper Plus small engine classification
Product Details
The Champion Copper Plus line focuses on practical ignition performance with a copper core that helps transfer heat efficiently and maintain stable firing characteristics. Part number 810 is identified as RA8HC and uses a flat seat, resistor construction, and nickel-based electrode materials for reliable service in the ignition system. This spark plug is listed with interchange references including Autolite 4164 and Bosch YR6LDE for the same application. For buyers searching Champion 810 spark plug, Champion Copper Plus 810, or RA8HC replacement spark plug, this part provides the core specifications needed for small engine maintenance. It is also a relevant search match for vehicle and equipment owners looking for Champion 810 in applications such as Honda Civic service references where this plug number is used in cross-reference data.
Common Uses
- Hard starting caused by worn or fouled spark plugs
- Misfire from weak or inconsistent spark output
- Rough idle related to ignition wear
- Reduced combustion efficiency from excessive plug gap wear
- Electrical interference concerns in resistor plug applications
Installation Notes
Verify thread diameter, reach, seat type, and heat range before installation. Confirm the plug gap matches the engine specification, even though this plug is pre-gapped at 0.025 in. Use the removable nut terminal only if your ignition lead requires that style connection. Always compare the old plug to the new Champion 810 and check the engine manufacturer’s service data for the correct application.
Quality Assurance
Champion designs the Copper Plus line around dependable ignition service with copper-core conductivity and controlled heat transfer. Part number 810 is built to the listed specifications for consistent fit and function in the intended small engine and cross-reference applications.
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| No rows match your filter. | ||||