It is necessary to choose your car model, otherwise you risk buying an item that does not fit. Please note that our search function only provides results relevant to a certain vehicle type.
CHAMPION RC12YX spark plug
RC12YX CHAMPION – Properties, Compatibility and Alternatives
The CHAMPION RC12YX represents a reliable ignition solution designed for small engines and various automotive applications. This Spark plug CHAMPION RC12YX delivers consistent performance through its copper core construction and standard electrode configuration. The component serves as a critical element in the ignition system, providing the electrical spark necessary for fuel combustion in internal combustion engines.
Advantages of the RC12YX CHAMPION
- Copper core construction ensures excellent heat dissipation and electrical conductivity for reliable ignition performance
- Standard electrode design provides consistent spark formation across various operating conditions
- The Spark plug RC12YX CHAMPION features a durable construction that withstands high-temperature environments
- Resistor-type configuration reduces electromagnetic interference in electronic systems
- Wide heat range compatibility makes the RC12YX CHAMPION spark plug suitable for different engine types
- Cost-effective replacement option that maintains OEM performance standards
Technical Data
| Feature | Value |
|---|---|
| Manufacturer | Champion |
| Model | CHAMPION RC12YX |
| Type | Resistor spark plug |
| Thread size | 14mm |
| Thread length | 19mm (3/4") |
| Wrench size | 20.6mm (13/16") |
| Heat range | 12 |
| Electrode gap | 0.028-0.031" (0.7-0.8mm) |
| Resistance | 5000-10000 ohms |
| Application | Small engines, lawn equipment, marine engines |
Compatibility and Areas of Application
The CHAMPION RC12YX finds primary application in small engine systems, particularly those requiring moderate heat range characteristics. This CHAMPION RC12YX spark plug works effectively in air-cooled engines commonly found in outdoor power equipment, marine applications, and certain automotive systems. The component's design specifications make it suitable for engines operating under standard to moderate load conditions.
- Lawn mowers and garden equipment with single-cylinder engines
- Outboard marine engines in the lower horsepower range
- Go-karts and recreational vehicle applications
- Generators and portable power equipment
- Some vintage automotive applications requiring this specific heat range
Suitable for the following vehicle models and equivalents
It is important to mention that alternative products can be found on AUTODOC. Currently, there are over 7000 items available in the spark plugs category.
| Car maker | Car Model |
|---|---|
| Honda | Small engine equipment (GX series) |
| Briggs & Stratton | Various small engine models |
| Kohler | Single-cylinder engine applications |
| Tecumseh | Lawn equipment engines |
Application Notes and Important Questions
- What is the correct gap setting for optimal performance? The RC12YX CHAMPION requires precise gap adjustment between 0.028-0.031 inches for proper ignition timing
- How often should replacement occur in typical applications? Standard Spark plug CHAMPION RC12YX maintenance intervals suggest replacement every 100 operating hours or annually for seasonal equipment
- Can this component be used in high-performance applications? The moderate heat range makes it suitable for standard operating conditions rather than high-stress environments
- What are the signs indicating replacement necessity? Poor starting, rough idling, or reduced engine performance typically indicate spark plug degradation
Conclusion
The CHAMPION RC12YX provides dependable ignition performance for small engine applications requiring standard heat range characteristics. Its copper core construction and resistor design ensure reliable operation across various operating conditions. This RC12YX CHAMPION represents an excellent choice for maintaining optimal engine performance in lawn equipment, marine engines, and similar applications.
- Product line: Powersport
- Spark Plug: 1 - Earthed Electrode, with gasket seat, Nickel Middle Electrode
- Electrode Gap [mm]: 0,7
- Spanner Size: 19 mm
- Quality / Grade: Nickel GE
- Thread Length [mm]: 9,5
- Spark Position [mm]: 3
- Thread Size: M14x1.25
- Connector type: SAE
- Packing Type: Box
- Technical Information Number: CJ8Y
- Tightening torque from [Nm]: 25
- Tightening torque to [Nm]: 30
- Packaging length [cm]: 9,5
- Packaging width [cm]: 2,4
- Packaging height [cm]: 2,2
- Projection [mm]: 1,5
- Item number: CCH848
- Manufacturer: CHAMPION
- EAN number: 37551001132
- Condition: New
price incl. 20% VAT
excl. delivery costs
- Product line: Powersport
- Spark Plug: 1 - Earthed Electrode, with gasket seat, Nickel Middle Electrode
- Electrode Gap [mm]: 0,5
- Spanner Size: 19 mm
- Quality / Grade: Nickel GE
- Thread Length [mm]: 9,5
- Spark Position [mm]: 1,5
- Thread Size: M14x1.25
- Connector type: M4 / SAE
- Self-service suited packaging see parts list
- Packing Type: Blister Pack
- Technical Information Number: CJ6
- Tightening torque from [Nm]: 25
- Tightening torque to [Nm]: 30
- Packaging length [cm]: 14,3
- Packaging width [cm]: 6,2
- Packaging height [cm]: 2
- Item number: CCH849C
- Manufacturer: CHAMPION
- EAN number: 37551011339
- Condition: New
price incl. 20% VAT
excl. delivery costs
- Product line: Powersport
- Spark Plug: 1 - Earthed Electrode, with gasket seat, Nickel Middle Electrode
- Electrode Gap [mm]: 0,7
- Spanner Size: 19 mm
- Quality / Grade: Nickel GE
- Thread Length [mm]: 9,5
- Spark Position [mm]: 3
- Thread Size: M14x1.25
- Connector type: SAE
- Technical Information Number: CJ6Y
- Tightening torque from [Nm]: 25
- Tightening torque to [Nm]: 30
- Packaging length [cm]: 16,72
- Packaging width [cm]: 11,74
- Packaging height [cm]: 10,7
- Projection [mm]: 1,5
- Item number: CCH858S
- Manufacturer: CHAMPION
- EAN number: 37551161003
- Condition: New
price incl. 20% VAT
excl. delivery costs
- Product line: Powersport
- Spark Plug: 1 - Earthed Electrode, with gasket seat, Nickel Middle Electrode
- Electrode Gap [mm]: 0,8
- Spanner Size: 21 mm
- Quality / Grade: Nickel GE
- Thread Length [mm]: 9,5
- Spark Position [mm]: 1,5
- Thread Size: M14x1.25
- Connector type: M4 / SAE
- Technical Information Number: J17LM
- Tightening torque from [Nm]: 25
- Tightening torque to [Nm]: 30
- Packaging length [cm]: 16,72
- Packaging width [cm]: 11,74
- Packaging height [cm]: 10,7, 2,032
- Item number: CCH845S
- Manufacturer: CHAMPION
- EAN number: 37551790371
- Condition: New
price incl. 20% VAT
excl. delivery costs
- Product line: Powersport
- Spark Plug: 1 - Earthed Electrode, with gasket seat, Copper Centre Electrode
- Electrode Gap [mm]: 0,8
- Spanner Size: 21 mm
- Quality / Grade: Nickel GE
- Thread Length [mm]: 9,5
- Spark Position [mm]: 1,5
- Thread Size: M14x1.25
- Connector type: M4 / SAE
- Packing Type: Box
- Technical Information Number: RJ6C
- Tightening torque from [Nm]: 25
- Tightening torque to [Nm]: 30
- Packaging length [cm]: 9,5
- Packaging width [cm]: 2,4
- Packaging height [cm]: 2,2
- Resistor from [kOhm]: 6
- Resistor to [kOhm]: 15
- Item number: CCH102
- Manufacturer: CHAMPION
- EAN number: 37551000524
- Condition: New
price incl. 20% VAT
excl. delivery costs
- Product line: Powersport
- Spark Plug: 1 - Earthed Electrode, with gasket seat, Copper Centre Electrode
- Electrode Gap [mm]: 0,7
- Spanner Size: 16 mm
- Quality / Grade: Nickel GE
- Thread Length [mm]: 12,7
- Spark Position [mm]: 2,4
- Thread Size: M10x1.0
- Connector type: M4 / SAE
- Packing Type: Box
- Technical Information Number: P-RZ9HC
- Tightening torque from [Nm]: 10
- Tightening torque to [Nm]: 15
- Packaging length [cm]: 8,65
- Packaging width [cm]: 2,45
- Packaging height [cm]: 2,45
- Resistor from [kOhm]: 6
- Resistor to [kOhm]: 15
- Projection [mm]: 0,8
- Item number: P-RZ9HC/T10
- Manufacturer: CHAMPION
- EAN number: 4044197440535
- Condition: New
price incl. 20% VAT
excl. delivery costs
- Product line: Powersport
- Spark Plug: 1 - Earthed Electrode, with gasket seat, Copper Centre Electrode
- Electrode Gap [mm]: 0,9
- Spanner Size: 21 mm
- Quality / Grade: Nickel GE
- Thread Length [mm]: 19
- Spark Position [mm]: 3
- Thread Size: M14x1.25
- Connector type: M4 / SAE
- Packing Type: Box
- Technical Information Number: N9YC
- Tightening torque from [Nm]: 25
- Tightening torque to [Nm]: 30
- Packaging length [cm]: 8,65
- Packaging width [cm]: 2,45
- Packaging height [cm]: 2,45
- Projection [mm]: 1,5
- Item number: OE001/T10
- Manufacturer: CHAMPION
- EAN number: 5010874505605
- Condition: New
price incl. 20% VAT
excl. delivery costs
- Product line: Powersport
- Spark Plug: 1 - Earthed Electrode, with gasket seat, Copper Centre Electrode
- Electrode Gap [mm]: 0,9
- Spanner Size: 16 mm
- Quality / Grade: Nickel GE
- Thread Length [mm]: 19
- Spark Position [mm]: 3
- Thread Size: M12x1.25
- Connector type: SAE
- Packing Type: Box
- Technical Information Number: RA7YC
- Tightening torque from [Nm]: 20
- Tightening torque to [Nm]: 25
- Packaging length [cm]: 8,65
- Packaging width [cm]: 2,45
- Packaging height [cm]: 2,45
- Resistor from [kOhm]: 3
- Resistor to [kOhm]: 8
- Projection [mm]: 1,5
- Item number: OE199/T10
- Manufacturer: CHAMPION
- EAN number: 4044197463398
- Condition: New
price incl. 20% VAT
excl. delivery costs
- Product line: Powersport
- Spark Plug: 1 - Earthed Electrode, with gasket seat, Nickel Middle Electrode
- Electrode Gap [mm]: 0,7
- Spanner Size: 19 mm
- Quality / Grade: Nickel GE
- Thread Length [mm]: 9,5
- Spark Position [mm]: 3
- Thread Size: M14x1.25
- Connector type: SAE
- Packing Type: Box
- Technical Information Number: RCJ6Y
- Tightening torque from [Nm]: 25
- Tightening torque to [Nm]: 30
- Packaging length [cm]: 9,5
- Packaging width [cm]: 2,4
- Packaging height [cm]: 2,2
- Resistor from [kOhm]: 6
- Resistor to [kOhm]: 15
- Projection [mm]: 1,5
- Item number: CCH852
- Manufacturer: CHAMPION
- EAN number: 37551001040
- Condition: New
price incl. 20% VAT
excl. delivery costs
- Product line: Powersport
- Spark Plug: 1 - Earthed Electrode, with taper seat, Copper Centre Electrode
- Electrode Gap [mm]: 0,9
- Spanner Size: 16 mm
- Quality / Grade: Nickel GE
- Thread Length [mm]: 17,5
- Spark Position [mm]: 3
- Thread Size: M14x1.25
- Connector type: M4 / SAE
- Packing Type: Box
- Technical Information Number: S9YC
- Tightening torque from [Nm]: 15
- Tightening torque to [Nm]: 20
- Packaging length [cm]: 8,65
- Packaging width [cm]: 2,45
- Packaging height [cm]: 2,45
- Projection [mm]: 1,5
- Item number: OE009/T10
- Manufacturer: CHAMPION
- EAN number: 5010874505704
- Condition: New
price incl. 20% VAT
excl. delivery costs
- Product line: Powersport
- Spark Plug: 1 - Earthed Electrode, with gasket seat, Nickel Middle Electrode
- Electrode Gap [mm]: 0,5
- Spanner Size: 19 mm
- Quality / Grade: Nickel GE
- Thread Length [mm]: 9,5
- Spark Position [mm]: 3,4
- Thread Size: M14x1.25
- Connector type: M4 / SAE
- Packing Type: Box
- Technical Information Number: CJ7Y
- Tightening torque from [Nm]: 25
- Tightening torque to [Nm]: 30
- Packaging length [cm]: 8,65
- Packaging width [cm]: 2,45
- Packaging height [cm]: 2,45
- Projection [mm]: 1,5
- Item number: CJ7Y/T10
- Manufacturer: CHAMPION
- EAN number: 5010874504219
- Condition: New
price incl. 20% VAT
excl. delivery costs
- Product line: Powersport
- Spark Plug: 1 - Earthed Electrode, with gasket seat, Nickel Middle Electrode
- Electrode Gap [mm]: 0,7
- Spanner Size: 16 mm
- Quality / Grade: Nickel GE
- Thread Length [mm]: 12,5
- Spark Position [mm]: 3
- Thread Size: M10x1.0
- Connector type: M4 / SAE
- Packing Type: Box
- Technical Information Number: Z9Y
- Tightening torque from [Nm]: 10
- Tightening torque to [Nm]: 15
- Packaging length [cm]: 8,65
- Packaging width [cm]: 2,45
- Packaging height [cm]: 2,45
- Projection [mm]: 1,5
- Item number: Z9Y/T10
- Manufacturer: CHAMPION
- EAN number: 4044197387472
- Condition: New
price incl. 20% VAT
excl. delivery costs
- Product line: Powersport
- Spark Plug: 1 - Earthed Electrode, with gasket seat, Nickel Middle Electrode
- Electrode Gap [mm]: 0,6
- Spanner Size: 19 mm
- Quality / Grade: Nickel GE
- Thread Length [mm]: 9,5
- Spark Position [mm]: 1,0
- Thread Size: M14x1.25
- Connector type: M4 / SAE
- Packing Type: Box
- Technical Information Number: CJ8
- Tightening torque from [Nm]: 25
- Tightening torque to [Nm]: 30
- Packaging length [cm]: 8,65
- Packaging width [cm]: 2,45
- Packaging height [cm]: 2,45
- Projection [mm]: -0,4
- Item number: CJ8/T10
- Manufacturer: CHAMPION
- EAN number: 5010874505209
- Condition: New
price incl. 20% VAT
excl. delivery costs
- Product line: Powersport
- Spark Plug: 1 - Earthed Electrode, with gasket seat, Nickel Middle Electrode
- Electrode Gap [mm]: 0,7
- Spanner Size: 21 mm
- Quality / Grade: Nickel GE
- Thread Length [mm]: 9,5
- Spark Position [mm]: 1,5
- Thread Size: M14x1.25
- Connector type: M4 / SAE
- Technical Information Number: J19LM
- Tightening torque from [Nm]: 25
- Tightening torque to [Nm]: 30
- Packaging length [cm]: 16,72
- Packaging width [cm]: 11,74
- Packaging height [cm]: 10,7, 2,2
- Item number: CCH861S
- Manufacturer: CHAMPION
- EAN number: 4060426472535
- Condition: New
price incl. 20% VAT
excl. delivery costs
- Product line: Powersport
- Spark Plug: 1 - Earthed Electrode, with gasket seat, Copper Centre Electrode
- Electrode Gap [mm]: 0,8
- Spanner Size: 21 mm
- Quality / Grade: Nickel GE
- Thread Length [mm]: 12,7
- Spark Position [mm]: 3
- Thread Size: M14x1.25
- Connector type: M4 / SAE
- Packing Type: Box
- Technical Information Number: L92YC
- Tightening torque from [Nm]: 25
- Tightening torque to [Nm]: 30
- Packaging length [cm]: 8,65
- Packaging width [cm]: 2,45
- Packaging height [cm]: 2,45
- Projection [mm]: 1,5
- Item number: OE059/T10
- Manufacturer: CHAMPION
- EAN number: 5010874507517
- Condition: New
price incl. 20% VAT
excl. delivery costs
- Product line: Powersport
- Spark Plug: 1 - Earthed Electrode, with gasket seat, Nickel Middle Electrode
- Electrode Gap [mm]: 0,8
- Spanner Size: 19 mm
- Quality / Grade: Nickel GE
- Thread Length [mm]: 9,5
- Spark Position [mm]: 1,5
- Thread Size: M14x1.25
- Connector type: SAE
- Packing Type: Box
- Technical Information Number: CJ14
- Tightening torque from [Nm]: 25
- Tightening torque to [Nm]: 30
- Packaging length [cm]: 9,5
- Packaging width [cm]: 2,4
- Packaging height [cm]: 2,2
- Item number: CCH846
- Manufacturer: CHAMPION
- EAN number: 37551000630
- Condition: New
price incl. 20% VAT
excl. delivery costs
- Product line: Powersport
- Spark Plug: 1 - Earthed Electrode, with gasket seat, Nickel Middle Electrode
- Electrode Gap [mm]: 0,8
- Spanner Size: 21 mm
- Quality / Grade: Nickel GE
- Thread Length [mm]: 9,5
- Spark Position [mm]: 1,5
- Thread Size: M14x1.25
- Connector type: SAE
- Technical Information Number: RJ19LM
- Tightening torque from [Nm]: 25
- Tightening torque to [Nm]: 30
- Packaging length [cm]: 16,72
- Packaging width [cm]: 11,74
- Packaging height [cm]: 10,7
- Resistor from [kOhm]: 6
- Resistor to [kOhm]: 15
- Item number: CCH868S
- Manufacturer: CHAMPION
- EAN number: 37551121427
- Condition: New
price incl. 20% VAT
excl. delivery costs
- Product line: Powersport
- Spark Plug: 1 - Earthed Electrode, with gasket seat, Copper Centre Electrode
- Electrode Gap [mm]: 0,8
- Spanner Size: 21 mm
- Quality / Grade: Nickel GE
- Thread Length [mm]: 9,5
- Spark Position [mm]: 1,5
- Thread Size: M14x1.25
- Connector type: M4 / SAE
- Packing Type: Box
- Technical Information Number: J8C
- Tightening torque from [Nm]: 25
- Tightening torque to [Nm]: 30
- Packaging length [cm]: 8,65
- Packaging width [cm]: 2,45
- Packaging height [cm]: 2,45
- Item number: J8C/T10
- Manufacturer: CHAMPION
- EAN number: 5010874505407
- Condition: New
price incl. 20% VAT
excl. delivery costs
- Product line: Powersport
- Spark Plug: 1 - Earthed Electrode, Nickel Middle Electrode
- Electrode Gap [mm]: 0,6
- Spanner Size: 19 mm
- Quality / Grade: Nickel GE
- Thread Length [mm]: 9,5
- Spark Position [mm]: 1,0
- Thread Size: M14x1.25
- Connector type: SAE
- Technical Information Number: CJ8
- Tightening torque from [Nm]: 25
- Tightening torque to [Nm]: 30
- Packaging length [cm]: 16,72
- Packaging width [cm]: 11,74
- Packaging height [cm]: 10,7
- Projection [mm]: -0,4
- Item number: CCH843S
- Manufacturer: CHAMPION
- EAN number: 4060426472528
- Condition: New
price incl. 20% VAT
excl. delivery costs
- Product line: Powersport
- Spark Plug: 1 - Earthed Electrode, with gasket seat, Copper Centre Electrode
- Electrode Gap [mm]: 0,9
- Spanner Size: 16 mm
- Quality / Grade: Nickel GE
- Thread Length [mm]: 19
- Spark Position [mm]: 3
- Thread Size: M14x1.25
- Connector type: M4 / SAE
- Packing Type: Box
- Technical Information Number: RC9YC
- Tightening torque from [Nm]: 25
- Tightening torque to [Nm]: 30
- Packaging length [cm]: 8,85
- Packaging width [cm]: 2,6
- Packaging height [cm]: 2,35
- Resistor from [kOhm]: 3
- Resistor to [kOhm]: 9
- Projection [mm]: 1,5
- Item number: OE005/T10
- Manufacturer: CHAMPION
- EAN number: 5010874505155
- Condition: New
price incl. 20% VAT
excl. delivery costs
- 1
- 2
- 3
- 4
- 5