Reliable motorcycle spark plug with copper-core electrode, fine-wire tip, increased bore clearance, and SAC-9 resistor for EMI/RFI suppression.
Electrical & Ignition
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Reliable spark plug with improved head dissipation, standard U-groove and heat-resistant nickel jacket.
Reliable spark plug designed for improved performance, fuel economy and durability.
Extended harness simplifies handlebar swaps. Color coded for OEM match. Measures 36". Made in the U.S.A.
Professional heat-shrink tubing, 3:1 shrink ratio, water-tight seal and wide operating temperature range.
Professional-grade shrink tubing with 3:1 shrink ratio for water-tight seals; operates from -67°F to 275°F. Apply with heat gun at 120°F–180°F.
Long-life iridium spark plug with fine-wire electrode for reliable ignition and reduced voltage requirements.
High-performance iridium spark plug offering superior durability, improved firing reliability, and cleaner combustion.
Durable iridium spark plug with laser-welded electrode and tapered U-groove ground design for stronger ignition and longer service life.
Copper Plus™ spark plug with a copper-core center electrode and Ultraseal™ coating for improved ignition and corrosion resistance.
Copper Plus™ spark plug: copper-core design for controlled heat range, SAC-9 resistor for EMI/RFI suppression, Ultraseal™ coating for rust prevention. Made in the USA.
Copper Plus™ spark plug with copper core for controlled heat range, SAC-9 resistor for EMI/RFI suppression, Ultraseal™ coated shell, made in USA.