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Champion QC12YC spark plug with transparent ceramic insulator and metal threaded body

Champion Spark Plugs

Champion Spark Plugs 130-472-4 QC12YC Spark Plug

SKU CH-M4SA-GSVKQ

Copper-core resistor spark plug QC12YC delivers reliable ignition for small engines

  • ColorTransparent
  • Resistor design reduces ignition interference
  • Champion QC12YC fits specified engine applications
  • Transparent insulator allows visual condition checks
  • New spark plug delivers reliable ignition performance
  • Direct replacement for part number 130-472-4

Champion QC12YC Spark Plug

This Champion QC12YC spark plug is a resistor-type ignition component designed for internal combustion engines. It serves vehicle owners and mechanics who need a direct replacement to maintain factory ignition performance.

Resistor Design For Steady Operation

The built-in resistor suppresses electromagnetic interference that can disrupt onboard electronics during extended running. Consistent firing is maintained over long journeys without the signal noise that non-resistor plugs can introduce to sensitive systems.

Transparent Insulator Aids Inspection

The transparent insulator allows quick visual checks for fouling or wear without removing the plug from the engine. Standard thread dimensions let it install with common hand tools, making routine maintenance straightforward for both professionals and home mechanics.

Highlights

  • Resistor design reduces ignition interference
  • Champion QC12YC fits specified engine applications
  • Transparent insulator allows visual condition checks
  • New spark plug delivers reliable ignition performance
  • Direct replacement for part number 130-472-4

Specifications

BrandCHAMPION SPARK PLUGS
ColorTransparent

Questions about this item

How hot does the QC12YC spark plug run during extended driving?

The resistor design helps maintain stable combustion temperatures under continuous load.

What tools and engine specifications are needed to install the 130-472-4 spark plug?

A 5/8-inch spark plug socket and a torque wrench are required; the engine must accept a Champion QC12YC application.

Will this plug work in an older engine that previously used a non-resistor Champion plug?

Yes, the QC12YC resistor plug fits the same application and suppresses ignition noise for older electrical systems.

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