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Autolite Xtreme Sport Iridium Spark Plug - XS4303

  • Part #:
    XS4303
  • Manufacturer Part #:
    XS4303
This item is no longer available
Overview of Autolite Xtreme Sport Iridium Spark Plug - XS4303
  • Premium spark plugs that provide better overall ignitability, more focused ignition for faster fuel combustion and reduced fouling
  • Engineered with an Iridium-enhanced .6mm finewire design with Sport V-trim ground electrode
  • Gain up to 26 percent quicker starts, more horsepower and better fuel efficiency than leading standard plug
  • Meets or exceeds OEM design

Specs for Autolite Xtreme Sport Iridium Spark Plug - XS4303

Heat Range 2
Reach 3/4 in.
Thread 10 mm
Type Resistor
Units Each
Weight 0.05 lbs

Alternate/OEM Part Number(s):

21030184

UPC Code:

009100261922
Specs for Autolite Xtreme Sport Iridium Spark Plug - XS4303
Heat Range 2
Reach 3/4 in.
Thread 10 mm
Type Resistor
Units Each
Weight 0.05 lbs
Fitment for Autolite Xtreme Sport Iridium Spark Plug - XS4303
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Part XS4303 fits the following machines

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Browse 2 questions Browse 2 questions and 3 answers
Is this a good spark plug to use for my 96 Arctic cat zr 700? I need a spark plug that burns everything and gives hp. More along the lines for race and mountain use
A shopper on Sep 12, 2016
BEST ANSWER: Engineered with an Iridium-enhanced .6mm finewire design with Sport V-trim ground electrode
Gain up to 26 percent quicker starts, more horsepower and better fuel efficiency than leading standard plug. This will definitely provide more power and burn cleaner if that'
s what you're looking for.
Regarding 2009 kawa Teryx 750 FI, my OEM plug is a NGK CR7E heat range 7, this plug has a heat range 2, is this a hotter or colder plug and would it work in my Kawa Teryx 750 fuel inject? Thanks for your help
JERRY M on Oct 21, 2016
BEST ANSWER: I am unable to locate the answer to you inquiry, please contact our Tech Support Staff for further information at 1-800-969-7501
Instructions and Manuals for Autolite Xtreme Sport Iridium Spark Plug - XS4303

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