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CHAMPION RN12YC spark plug

RN12YC CHAMPION – Properties, Compatibility and Alternatives

The CHAMPION RN12YC spark plug represents a reliable ignition component designed for various automotive applications. This Spark plug CHAMPION RN12YC delivers consistent performance in gasoline engines, ensuring optimal combustion and engine efficiency. The RN12YC model features a copper core electrode construction that provides excellent heat dissipation and reliable spark generation across different operating conditions.

Advantages of the RN12YC CHAMPION

  • Superior heat dissipation capabilities through copper core electrode design, ensuring consistent performance under varying engine loads
  • Reliable ignition performance with Spark plug RN12YC CHAMPION technology that maintains stable spark generation
  • Durable construction materials that resist electrode wear and extend service intervals
  • Optimized RN12YC CHAMPION spark plug gap specification that promotes complete fuel combustion
  • Corrosion-resistant shell and threads that prevent seizing in cylinder heads
  • Wide temperature range compatibility suitable for diverse climate conditions

Technical Data

Feature Value
Manufacturer Champion
Model CHAMPION RN12YC spark plug
Type Copper core, standard electrode
Thread size 14mm
Thread length 19mm (3/4 inch)
Wrench size 13/16 inch (20.6mm)
Heat range 12 (medium heat)
Electrode gap 0.035 inch (0.89mm)
Resistance Non-resistor type
Application Small engines, marine, automotive

Compatibility and Areas of Application

The RN12YC spark plug demonstrates versatility across multiple engine types and applications. This CHAMPION RN12YC spark plug works effectively in small displacement engines, marine applications, and various automotive systems. The medium heat range specification makes it suitable for engines operating under moderate to high load conditions.

  • Small displacement automotive engines (typically 1.0L to 2.0L)
  • Marine outboard motors and inboard engines
  • Lawn and garden equipment with four-stroke engines
  • Recreational vehicle applications including ATVs and motorcycles
  • Generator sets and portable power equipment

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
Ford Pinto, Escort (early models)
Chevrolet Chevette, Vega
Toyota Corolla (1970s-1980s models)
Datsun/Nissan B210, 510 (vintage models)
Volkswagen Rabbit, Scirocco (early versions)

Application Notes and Important Questions

  • What is the recommended replacement interval for RN12YC CHAMPION? Standard replacement occurs every 10,000 to 15,000 miles depending on engine condition and operating environment.
  • Can this Spark plug CHAMPION RN12YC be used in high-performance applications? The RN12YC is designed for standard applications and may not be optimal for modified or high-compression engines.
  • How does electrode gap affect performance? Proper gap specification ensures optimal spark strength and fuel ignition timing.
  • What are signs of spark plug failure? Common indicators include rough idling, misfiring, reduced fuel economy, and difficulty starting.
  • Should RN12YC CHAMPION be replaced individually or as a complete set? Complete set replacement ensures uniform performance across all cylinders.

Conclusion

The CHAMPION RN12YC spark plug provides reliable ignition performance for various automotive and small engine applications. This RN12YC CHAMPION offers excellent value through its durable construction and consistent spark generation capabilities. Proper installation and regular maintenance ensure optimal engine performance and fuel efficiency across its intended applications.

500 items
CHAMPION CCH404 Spark plug RN12YC, M14x1.25, Spanner Size: 21 mm, Nickel GE
Article number: CCH404 Trade numbers: RN12YC
Reviews - 1
  • Spark Plug: 1 - Earthed Electrode, 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: SAE
  • Packing Type: Box
  • Technical Information Number: RN12YC
  • Tightening torque from [Nm]: 25
  • Tightening torque to [Nm]: 30
  • Packaging length [cm]: 9,525
  • Packaging width [cm]: 2,54
  • Packaging height [cm]: 2,54
  • Resistor from [kOhm]: 6
  • Resistor to [kOhm]: 15
  • Projection [mm]: 3
  • Item number: CCH404
  • Manufacturer: CHAMPION
  • EAN number: 37551000180
  • Condition: New
Show OEM numbers of the product
Details
In stock
-37%
compared to RRP £6.84

£4.29
Price per item
£17.16 / Price per 4 items

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  • 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
-74%
compared to RRP £5.05

£1.29
Price per item
£5.16 / Price per 4 items

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Sold by AUTODOC

Product version: New
  • 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
-70%
compared to RRP £5.40

£1.59
Price per item
£6.36 / Price per 4 items

price incl. 20% VAT

excl. delivery costs

Sold by AUTODOC

  • 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
Details
In stock (Item(s) left: 7)
£1.59
Price per item
£6.36 / Price per 4 items

price incl. 20% VAT

excl. delivery costs

Sold by AUTODOC

  • 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
Details
In stock
-68%
compared to RRP £5.05

£1.59
Price per item
£6.36 / Price per 4 items

price incl. 20% VAT

excl. delivery costs

Sold by AUTODOC

  • 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
Details
In stock
-64%
compared to RRP £5.56

£1.99
Price per item
£7.96 / Price per 4 items

price incl. 20% VAT

excl. delivery costs

Sold by AUTODOC

  • 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
Details
In stock
-44%
compared to RRP £5.35

£2.99
Price per item
£11.96 / Price per 4 items

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excl. delivery costs

Sold by AUTODOC

  • 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
Show OEM numbers of the product
Details
In stock
-42%
compared to RRP £5.22

£2.99
Price per item
£11.96 / Price per 4 items

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Sold by AUTODOC

  • 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
Details
In stock
-50%
compared to RRP £6.00

£2.99
Price per item
£11.96 / Price per 4 items

price incl. 20% VAT

excl. delivery costs

Sold by AUTODOC

Product version: New
  • 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
Show OEM numbers of the product
Details
In stock
-28%
compared to RRP £4.21

£2.99
Price per item
£11.96 / Price per 4 items

price incl. 20% VAT

excl. delivery costs

Sold by AUTODOC

  • 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
Show OEM numbers of the product
Details
In stock
-40%
compared to RRP £5.02

£2.99
Price per item
£11.96 / Price per 4 items

price incl. 20% VAT

excl. delivery costs

Sold by AUTODOC

  • 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
Show OEM numbers of the product
Details
In stock
-40%
compared to RRP £5.06

£2.99
Price per item
£5.98 / Price per 2 items

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Sold by AUTODOC

  • 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
Show OEM numbers of the product
Details
In stock
-36%
compared to RRP £5.21

£3.29
Price per item
£13.16 / Price per 4 items

price incl. 20% VAT

excl. delivery costs

Sold by AUTODOC

  • 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
Show OEM numbers of the product
Details
In stock
-35%
compared to RRP £5.08

£3.29
Price per item
£13.16 / Price per 4 items

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excl. delivery costs

Sold by AUTODOC

  • 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
Show OEM numbers of the product
Details
In stock
-35%
compared to RRP £5.08

£3.29
Price per item
£13.16 / Price per 4 items

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excl. delivery costs

Sold by AUTODOC

  • 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
Details
In stock
-57%
compared to RRP £7.81

£3.29
Price per item
£78.96 / Price per 24 items

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Sold by AUTODOC

  • 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
Show OEM numbers of the product
Details
In stock
-40%
compared to RRP £5.52

£3.29
Price per item
£13.16 / Price per 4 items

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Sold by AUTODOC

  • 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
Details
In stock
-45%
compared to RRP £6.01

£3.29
Price per item
£13.16 / Price per 4 items

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Sold by AUTODOC

  • 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
Details
In stock
-36%
compared to RRP £5.21

£3.29
Price per item
£13.16 / Price per 4 items

price incl. 20% VAT

excl. delivery costs

Sold by AUTODOC

Product version: New
  • 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
Show OEM numbers of the product
Details
In stock
-35%
compared to RRP £5.08

£3.29
Price per item
£13.16 / Price per 4 items

price incl. 20% VAT

excl. delivery costs

Sold by AUTODOC

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