When you take your powersports to the extreme, it's time for Autolite Xtreme Sport spark plugs. Designed with iridium-enhanced 0.6mm finewire design for improved ignitability, faster fuel combustion and a more focused ignition versus standard plugs. They'll give you up to 26% quicker starts compared standard plugs, and as much as 21% less hydrocarbon emissions than standard plugs for better fuel efficiency and horsepower.

Cross Reference
Arctic Cat 0217-705, 0217-708
Champion 992, 993, RG4YCX, XG4YCX
Denso IU24, U24ESR-N
Kawasaki 92070-0031
NGK C8EHIX-9, C8EHVX-9, C8EIX, C8EVX, CR7EIX, CR8EHIX-9, CR8EHVX-9, CR8EIB-10, CR8EIB-9, CR8EIX, CR8EKPA, CR8EVX, PMR7A, PMR8A, PMR8B, PMR8C-H
Splitfire SF430C, TP430C
Yamaha CR8-E0000-00-00
Spack Plug Specs
Gap .030"
Heat Range 3
Hex Size 5/8"
Metal Type Iridium
Reach 3/4"
Resistor Resistor
Seat Type Gasket
Special Feature Finewire
Terminal Type Solid
Thread Size 10mm X 1.0
Tip Configuration Short Projection

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Autolite Xtreme Sport Iridium Spark Plug - XS4303

  • Brand: Autolite
  • Product Code: XS4303
  • Availability: Out Of Stock
  • $12.99


Tags: Spark Plug