CHAMPION
More Information for CHAMPION 243
{Alternate Inventory Numbers: RC78PYP15}
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CHAMPION 243  
$20.79
Price
$0.00
Core
+ Sold in packs of 1x1
Pack
$20.79
Total
(Only 1 Remaining)
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CHAMPION 243 Specifications
Center Electrode Tip MaterialPlatinum
ClassificationChampion Industrial Plugs
Ground Electrode Core MaterialPlatinum
Ground Electrode Quantity1
Hex TypeHex
IndexedNo
Manufacturer Heat Range78
Measurements - Gap Size (In.)0.014"
Measurements - Gap Size (mm)0.37 mm
Measurements - Hex Size (In.)0.625"
Measurements - Hex Size (mm)15.88 MM
Measurements - Insulator Height (In.)0.06"
Measurements - Reach (In.)0.75"
Measurements - Thread Diameter (In.)0.551"
Measurements - Thread Diameter (mm)14 MM
Part DescriptionSpark Plug
Plug TypeRC78PYP15
Resistor TypeYes
Seat TypeFlat
Washer IncludedYes
Washer TypeCrush
Pre-Set Gap: 0.014"
Champion Copper Plus spark plugs have been original equipment on a wide variety of engines for many years. These plugs have nickel alloy centers and ground electrodes, with reasonably good wear characteristics. In addition, the extrusion of copper into the center electrode allows for increased conductivity and heat control.

Features & Benefits:
  • Dependable and durable
  • Built to ISO and SAE standards for proven performance
  • Patented SAC-9 semi-conductor resistor for maximum EMI & RFI suppression
  • Copper core center electrode allows for accurate control of heat range for longer life
  • TinTac® and ULTRASEAL shell for best corrosion protection of any spark plug in the industry
This spark plug is pre-gapped, but may require minor adjustments with a Spark Plug Gap Tool / Feeler Gauge to match your engine's specifications. For proper engine performance, gaps should be within ±0.004" of OE-Recommended value.
Which CHAMPION Spark Plug Is Right For You?

Material / Series Lifespan / Durability Performance / Ignitability Efficiency / Fuel Economy
Copper / Nickel Plus
Copper
Platinum Power
Platinum
★★ ★★★★
Double Platinum
Double Platinum
★★★★ ★★★★
Iridium
Iridium
★★★ ★★★★★ ★★
OEM / Interchange Numbers: 1117, 8022622

CHAMPION Warranty Information:
Iridium plugs 7 years - Double Platinum Power 5 years - Platinum Power 3 years - Copper Plus 2 years