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Spark Plug - 1948-1974 Big Twin

SKU 4086
Original price $3.95 - Original price $3.95
Original price
$3.95
39 ENTRIES 🎟️
10X
$3.95 - $3.95
Current price $3.95
39 ENTRIES 🎟️
10X

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Champion - Copper Plus - Spark Plug fit for 1948-1974 Big Twin

  • Copper Plus spark plug has a copper core center electrode that allows for accurate control of heat range, optimizing performance and longevity of the spark plug
  • Patented SAC-9 semi-conductor resistor for maximum EMI and RFI suppression
  • Patented Ultraseal™ coated shell for rust prevention

Thread Reach: 3/8" / 9.5 MM

Hex Size: 20.6 MM / 13/16"

Heat Range: 12

Gap: .25"

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