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CHAMPION RN11YC4 spark plug

RN11YC4 CHAMPION – Properties, Compatibility and Alternatives

The CHAMPION RN11YC4 spark plug represents a reliable ignition component designed for optimal engine performance in various automotive applications. This Spark plug CHAMPION RN11YC4 delivers consistent spark generation through advanced electrode technology and robust construction materials. The component serves as a critical element in the ignition system, ensuring proper fuel combustion and engine efficiency across multiple vehicle platforms.

Advantages of the RN11YC4 CHAMPION

  • Enhanced ignition reliability through proven electrode design and consistent spark delivery
  • Durable construction materials that withstand extreme combustion chamber temperatures and pressures
  • Optimized Spark plug RN11YC4 CHAMPION performance with reduced misfiring and improved fuel efficiency
  • Extended service life through corrosion-resistant materials and precision manufacturing
  • Superior RN11YC4 CHAMPION spark plug compatibility across multiple engine configurations and operating conditions
  • Reliable cold-start performance and consistent operation in varying environmental conditions

Technical Data

Feature Value
Manufacturer Champion
Model CHAMPION RN11YC4
Type Standard copper core
Thread size 14mm
Thread length 19mm (3/4")
Wrench size 5/8" (16mm)
Heat range 11
Electrode gap 0.040" (1.02mm)
Resistance 5000 ohms
Application Small engines, marine, automotive

Compatibility and Areas of Application

The CHAMPION RN11YC4 demonstrates excellent compatibility with small displacement engines and specific automotive applications requiring medium heat range characteristics. This CHAMPION RN11YC4 spark plug performs optimally in engines with moderate compression ratios and standard operating temperatures. The component finds primary application in lawn equipment, marine engines, and select automotive platforms where reliable ignition performance is essential.

  • Small engine applications including lawn mowers and garden equipment
  • Marine outboard motors and boat engines
  • Automotive applications with compatible specifications
  • Industrial equipment requiring reliable ignition systems

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 Civic (select years)
Toyota Corolla (specific engines)
Nissan Sentra (compatible variants)
Mazda Protege (applicable models)

Application Notes and Important Questions

  • What is the recommended torque specification for RN11YC4 CHAMPION installation to prevent thread damage?
  • How frequently should Spark plug CHAMPION RN11YC4 replacement occur in high-mileage applications?
  • Can this spark plug withstand extended idle periods without performance degradation?
  • What are the signs indicating immediate replacement necessity for optimal engine operation?
  • Is gap adjustment required before installation in specific engine configurations?

Conclusion

The CHAMPION RN11YC4 spark plug provides dependable ignition performance for various automotive and small engine applications through proven design and quality construction. This component delivers consistent spark generation and extended service life when properly installed and maintained. The RN11YC4 CHAMPION represents a cost-effective solution for maintaining optimal engine performance across compatible vehicle platforms.

500 items
CHAMPION Powersport CCH3221 Spark plug RN11YC4, M14x1.25, Spanner Size: 21 mm, Nickel GE
Article number: CCH3221 Trade numbers: RN11YC4
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  • Product line: Powersport
  • Spark Plug: 1 - Earthed Electrode, with gasket seat, Copper Centre Electrode
  • Electrode Gap [mm]: 1
  • Spanner Size: 21 mm
  • Quality / Grade: Nickel GE
  • Thread Length [mm]: 19
  • Spark Position [mm]: 3
  • Thread Size: M14x1.25
  • Connector type: M4 / SAE
  • Self-service suited packaging see parts list
  • Packing Type: Blister Pack
  • Technical Information Number: RN11YC4
  • Tightening torque from [Nm]: 25
  • Tightening torque to [Nm]: 30
  • Packaging length [cm]: 14,3
  • Packaging width [cm]: 6,2
  • Packaging height [cm]: 2
  • Resistor from [kOhm]: 6
  • Resistor to [kOhm]: 15
  • Projection [mm]: 1,5
  • Item number: CCH3221
  • Manufacturer: CHAMPION
  • EAN number: 37551011049
  • Condition: New
Show OEM numbers of the product
Details
In stock
£1.59
Price per item
£6.36 / Price per 4 items

price incl. 20% VAT

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Sold by AUTODOC

  • Product line: Powersport
  • Spark Plug: 1 - Earthed Electrode, with gasket seat, Copper Centre Electrode
  • Electrode Gap [mm]: 1
  • 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: RN11YC4
  • 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
  • Projection [mm]: 1,5
  • Item number: OE049/T10
  • Manufacturer: CHAMPION
  • EAN number: 5010874506664
  • Condition: New
Show OEM numbers of the product
Details
In stock
-17%
compared to RRP £6.06

£4.99
Price per item
£19.96 / 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: 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

price incl. 20% VAT

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

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
  • 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

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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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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

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: 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

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