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CHAMPION spark plug RC14YC

RC14YC CHAMPION – Properties, Compatibility and Alternatives

The CHAMPION spark plug RC14YC represents a reliable ignition solution designed for small engines and recreational vehicles. This Spark plug CHAMPION RC14YC delivers consistent performance across various applications, from lawn equipment to marine engines. The RC14YC model incorporates proven copper core technology that ensures optimal heat dissipation and reliable spark generation under demanding operating conditions.

Advantages of the RC14YC CHAMPION

  • Superior copper core construction provides excellent thermal conductivity and consistent ignition performance
  • Robust ceramic insulator design withstands extreme temperature variations and mechanical stress
  • The Spark plug RC14YC CHAMPION features a precisely engineered electrode gap for optimal combustion efficiency
  • Corrosion-resistant materials ensure extended service life in harsh operating environments
  • Enhanced CHAMPION RC14YC spark plug compatibility across multiple small engine applications
  • Reliable cold-start performance reduces engine cranking time and improves fuel efficiency

Technical Data

Feature Value
Manufacturer CHAMPION
Model RC14YC
Type Copper Core
Thread size 14mm
Thread length 19mm (3/4")
Wrench size 21mm (13/16")
Heat range 4
Electrode gap 0.030" (0.76mm)
Resistance 5,000 ohms
Application Small engines, lawn equipment, marine

Compatibility and Areas of Application

The RC14YC spark plug demonstrates exceptional versatility across numerous small engine applications. This RC14YC CHAMPION spark plug performs optimally in air-cooled engines typically found in outdoor power equipment and recreational vehicles. The component's thermal characteristics make it particularly suitable for moderate-load applications where consistent ignition timing is critical.

  • Lawn mowers and garden tractors
  • Chainsaws and leaf blowers
  • Small outboard marine engines
  • Generators and pressure washers
  • Go-karts and recreational vehicles

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
Briggs & Stratton Various small engines
Tecumseh H35, H50, H60 series
Honda GX120, GX160 engines
Kohler K-series engines

Application Notes and Important Questions

  • What maintenance interval should be followed for the RC14YC CHAMPION? Regular inspection every 100 operating hours ensures optimal performance and prevents engine damage from worn electrodes.
  • How does electrode gap affect engine performance? Proper gap specification maintains consistent spark strength and prevents misfiring under varying load conditions.
  • Can this Spark plug CHAMPION RC14YC withstand ethanol fuel blends? The corrosion-resistant materials provide adequate protection against modern fuel formulations containing up to 10% ethanol.
  • What symptoms indicate spark plug replacement necessity? Difficult starting, rough idling, or reduced power output typically signal the need for fresh spark plug installation.

Conclusion

The CHAMPION spark plug RC14YC delivers dependable ignition performance for a wide range of small engine applications. This proven CHAMPION spark plug RC14YC combines robust construction with precise engineering specifications to ensure reliable operation across diverse operating conditions. Regular maintenance and proper installation of this component contribute significantly to engine longevity and optimal performance characteristics.

500 items
  • 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
  • Technical Information Number: CJ7Y
  • 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: CCH853S
  • Manufacturer: CHAMPION
  • EAN number: 37551121410
  • Condition: New
Details
In stock
-54%
compared to RRP 6,61 €

3,00 €
Price per item

price incl. 23% VAT

excl. delivery costs

Product version: New
Spark plugs RL86C/W100 CHAMPION RC14YC CHAMPION - RL86C/W100
CHAMPION RL86C/W100 Spark plug RL86C, M14x1.25, Spanner Size: 21 mm, Nickel GE
Article number: RL86C/W100
Submit a review
  • Spark Plug: 1 - Earthed Electrode, with gasket seat, Copper Centre Electrode
  • Electrode Gap [mm]: 0,5
  • Spanner Size: 21 mm
  • Quality / Grade: Nickel GE
  • Thread Length [mm]: 12,7
  • Spark Position [mm]: 1,5
  • Thread Size: M14x1.25
  • Connector type: SAE
  • Manufacturer Restriction: WACKER NEUSON
  • Technical Information Number: RL86C
  • Tightening torque from [Nm]: 25
  • Tightening torque to [Nm]: 30
  • Packaging length [cm]: 34,5
  • Packaging width [cm]: 22
  • Packaging height [cm]: 10
  • Resistor from [kOhm]: 6
  • Resistor to [kOhm]: 15
  • Item number: RL86C/W100
  • Manufacturer: CHAMPION
  • EAN number: 4044197743070
  • Condition: New
Details
In stock
3,15 €

price incl. 23% VAT

excl. delivery costs

CHAMPION J19LM/W24 Spark plug M14x1.25, Spanner Size: 21
Article number: J19LM/W24
Submit a review
  • Spark Plug: 1 - Earthed Electrode, with gasket seat
  • Electrode Gap [mm]: 0,7
  • Spanner Size: 21
  • Thread Length [mm]: 9,5
  • Thread Size: M14x1.25
  • Connector type: M4 / SAE
  • Item number: J19LM/W24
  • Manufacturer: CHAMPION
  • EAN number: 37551660827
  • Condition: New
Details
In stock
3,18 €
Price per item

price incl. 23% VAT

excl. delivery costs

Product version: Old
  • Spark Plug: 1 - Earthed Electrode, with gasket seat, Nickel Middle Electrode
  • Electrode Gap [mm]: 0,8
  • Spanner Size: 21 mm
  • Quality / Grade: Nickel GE
  • Supplementary Info: Screw on
  • Thread Length [mm]: 9,5
  • Spark Position [mm]: 1,5
  • Thread Size: M14x1.25
  • Connector type: M4 / SAE
  • Packing Type: Box
  • Technical Information Number: J17LM
  • 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: J17LM/T10
  • Manufacturer: CHAMPION
  • EAN number: 5010874508446
  • Condition: New
Show OEM numbers of the product
Details
In stock
-49%
compared to RRP 6,25 €

3,18 €
Price per item

price incl. 23% VAT

excl. delivery costs

  • Product line: Powersport
  • Spark Plug: 1 - Earthed Electrode, with taper seat, Copper Centre Electrode
  • Electrode Gap [mm]: 1
  • Spanner Size: 16 mm
  • Quality / Grade: Nickel GE
  • Thread Length [mm]: 17,5
  • Spark Position [mm]: 3
  • Thread Size: M14x1.25
  • Connector type: SAE
  • Packing Type: Box
  • Technical Information Number: RS12YC
  • Tightening torque from [Nm]: 15
  • Tightening torque to [Nm]: 20
  • 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: CCH401
  • Manufacturer: CHAMPION
  • EAN number: 37551000401
  • Condition: New
Show OEM numbers of the product
Details
In stock
-51%
compared to RRP 6,52 €

3,18 €
Price per item

price incl. 23% VAT

excl. delivery costs

Product version: New
  • Spark Plug: 1 - Earthed Electrode, with gasket seat, Copper Centre Electrode
  • Electrode Gap [mm]: 0,8
  • Spanner Size: 16 mm
  • Quality / Grade: Nickel GE
  • Thread Length [mm]: 19
  • Spark Position [mm]: 3
  • Thread Size: M14x1.25
  • Connector type: SAE
  • Technical Information Number: RC12YC
  • 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
  • Projection [mm]: 1,5
  • Item number: CCH71S
  • Manufacturer: CHAMPION
  • EAN number: 4060426472511
  • Condition: New
Show OEM numbers of the product
Details
In stock
-45%
compared to RRP 5,89 €

3,21 €
Price per item

price incl. 23% VAT

excl. delivery costs

  • Product line: Powersport
  • Spark Plug: 1 - Earthed Electrode, with gasket seat, Copper Centre Electrode
  • Electrode Gap [mm]: 0,6
  • Spanner Size: 21 mm
  • Quality / Grade: Nickel GE
  • Thread Length [mm]: 19
  • Spark Position [mm]: 1,5
  • Thread Size: M14x1.25
  • Connector type: SAE
  • Packing Type: Box
  • Technical Information Number: RN4C
  • 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
  • Resistor from [kOhm]: 6
  • Resistor to [kOhm]: 15
  • Item number: OE098/T10
  • Manufacturer: CHAMPION
  • EAN number: 5010874502697
  • Condition: New
Details
In stock
-47%
compared to RRP 6,14 €

3,22 €
Price per item

price incl. 23% VAT

excl. delivery costs

  • Spark Plug: 1 - Earthed Electrode, with gasket seat, Nickel Middle Electrode
  • Electrode Gap [mm]: 0,7
  • Spanner Size: 21 mm
  • Quality / Grade: Nickel GE
  • Supplementary Info: Screw on
  • Thread Length [mm]: 9,5
  • Spark Position [mm]: 1,5
  • Thread Size: M14x1.25
  • Connector type: M4 / SAE
  • Packing Type: Box
  • Technical Information Number: J19LM
  • 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: J19LM/T10
  • Manufacturer: CHAMPION
  • EAN number: 5010874509498
  • Condition: New
Details
In stock
-46%
compared to RRP 6,22 €

3,31 €
Price per item

price incl. 23% 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: 16 mm
  • Quality / Grade: Cu-core GE
  • Thread Length [mm]: 19
  • Spark Position [mm]: 2,4
  • Thread Size: M10x1.0
  • Connector type: M4
  • Packing Type: Box
  • Technical Information Number: P-RG6HCC
  • 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]: 3
  • Resistor to [kOhm]: 8
  • Projection [mm]: 0,8
  • Item number: P-RG6HCC/T10
  • Manufacturer: CHAMPION
  • EAN number: 4044197492510
  • Condition: New
Show OEM numbers of the product
Details
In stock
-49%
compared to RRP 6,58 €

3,34 €
Price per item

price incl. 23% 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: 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
Details
In stock
-42%
compared to RRP 5,89 €

3,37 €
Price per item

price incl. 23% VAT

excl. delivery costs

Product version: New
  • Product line: Powersport
  • Spark Plug: 1 - Earthed Electrode, with gasket seat, Copper Centre Electrode
  • Electrode Gap [mm]: 0,6
  • Spanner Size: 21 mm
  • Quality / Grade: Nickel GE
  • Thread Length [mm]: 12,7
  • Spark Position [mm]: 1,5
  • Thread Size: M14x1.25
  • Connector type: M4 / SAE
  • Packing Type: Box
  • Technical Information Number: L78C
  • 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: L78C/T10
  • Manufacturer: CHAMPION
  • EAN number: 5010874503502
  • Condition: New
Show OEM numbers of the product
Details
In stock
-42%
compared to RRP 5,81 €

3,37 €
Price per item

price incl. 23% 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: 18 mm
  • Quality / Grade: Nickel GE
  • Thread Length [mm]: 19
  • Spark Position [mm]: 2,4
  • Thread Size: M12x1.25
  • Connector type: M4 / SAE
  • Packing Type: Box
  • Technical Information Number: P-RA7HC
  • 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]: 0,8
  • Item number: P-RA7HC/T10
  • Manufacturer: CHAMPION
  • EAN number: 4044197440559
  • Condition: New
Details
In stock
-45%
compared to RRP 6,27 €

3,41 €
Price per item

price incl. 23% 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]: 19
  • Spark Position [mm]: 1,5
  • Thread Size: M10x1.0
  • Connector type: M4 / SAE
  • Packing Type: Box
  • Technical Information Number: P-RG7C
  • 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
  • Item number: P-RG7C/T10
  • Manufacturer: CHAMPION
  • EAN number: 4044197440573
  • Condition: New
Details
In stock (Item(s) left: 4)
-44%
compared to RRP 6,25 €

3,44 €
Price per item

price incl. 23% 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
  • Packing Type: Box
  • Technical Information Number: CJ6
  • 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: CJ6/T10
  • Manufacturer: CHAMPION
  • EAN number: 5010874503205
  • Condition: New
Details
In stock (Item(s) left: 9)
-41%
compared to RRP 5,90 €

3,47 €
Price per item

price incl. 23% 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]: 5
  • Thread Size: M14x1.25
  • Connector type: M4 / SAE
  • Packing Type: Box
  • Technical Information Number: N12YC
  • 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
  • Projection [mm]: 3
  • Item number: OE015/T10
  • Manufacturer: CHAMPION
  • EAN number: 5010874507609
  • Condition: New
Show OEM numbers of the product
Details
In stock
-40%
compared to RRP 5,99 €

3,56 €
Price per item

price incl. 23% 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]: 3,4
  • Thread Size: M14x1.25
  • Connector type: SAE
  • Packing Type: Box
  • Technical Information Number: RCJ7Y
  • 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: CCH859
  • Manufacturer: CHAMPION
  • EAN number: 37551000944
  • Condition: New
Show OEM numbers of the product
Details
In stock
-49%
compared to RRP 7,01 €

3,57 €
Price per item

price incl. 23% VAT

excl. delivery costs

Product version: New
  • 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: RCJ8Y
  • 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
  • Projection [mm]: 1,5
  • Item number: CCH863S
  • Manufacturer: CHAMPION
  • EAN number: 37551160990
  • Condition: New
Details
In stock
-48%
compared to RRP 7,06 €

3,63 €
Price per item

price incl. 23% VAT

excl. delivery costs

  • Spark Plug: 1 - Earthed Electrode, with gasket seat, Copper Centre Electrode
  • Electrode Gap [mm]: 0,9
  • Spanner Size: 21 mm
  • Quality / Grade: Nickel GE
  • Supplementary Info: Screw on
  • Thread Length [mm]: 12,7
  • Spark Position [mm]: 3
  • Thread Size: M14x1.25
  • Connector type: M4 / SAE
  • Packing Type: Box
  • Technical Information Number: L82YC
  • 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
  • Projection [mm]: 1,5
  • Item number: OE038/T10
  • Manufacturer: CHAMPION
  • EAN number: 5010874504516
  • Condition: New
Show OEM numbers of the product
Details
In stock
-43%
compared to RRP 6,37 €

3,63 €
Price per item

price incl. 23% 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
Details
In stock
-42%
compared to RRP 6,29 €

3,63 €
Price per item

price incl. 23% 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: Cu-core GE
  • Thread Length [mm]: 19
  • Spark Position [mm]: 3
  • Thread Size: M14x1.25
  • Connector type: SAE
  • Packing Type: Box
  • Technical Information Number: RC87YCL
  • 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: OE033/T10
  • Manufacturer: CHAMPION
  • EAN number: 5010874504264
  • Condition: New
Show OEM numbers of the product
Details
In stock
-54%
compared to RRP 8,11 €

3,70 €
Price per item

price incl. 23% VAT

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