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AUTOLITE 5224 Specifications
Center Electrode Core MaterialCopper
Electrical Terminal TypeStud
Center Electrode Tip MaterialNickel
Center Electrode DesignStandard / Regular
Ground Electrode Core MaterialNickel
Ground Electrode ConfigurationSingle
Ground Electrode DesignTapered
Ground Electrode Tip MaterialNickel
Insulator MaterialCeramic
Insulator TypeLong
Reach (IN).750"
Gap (Factory Preset).044" (1.1mm)
Thread Size14mm X 1.25
Drive Size5/8" (16mm)
Seat StyleGasket
Since 1936, Autolite has been a trusted leader and innovator in spark plug technology. You can count on Autolite copper plugs for performance and value, backed by decades of experience and passion.

Features & Benefits:
  • Guaranteed to deliver quick starts, good fuel economy and smooth acceleration.
  • Copper core center electrode for higher thermal conductivity
  • Specially engineered high nickel alloy center and ground electrode for extended life
  • High alumina ceramic for high dielectric strength
  • Leak proof, heat fused internal seal for durability
  • Multi-rib insulator prevents flash-over
How To Install Autolite Spark Plugs

Which Spark Plug Is Right For You?

Material Cost Performance Lifespan Highlights
$$$ · Ultimate Ignitability & Durability
· Fast Throttle Response & Best Cold Starts
$$ · Improved Starts & Acceleration
· More Power & Better Fuel Economy
Double Platinum
$$ · Improved Efficiency
· Good For Waste Spark Systems
$ · Reduced Carbon Build-Up
· Good for Coil-On-Plug Systems
$ · Good Conductor
· Least Durable

Installation and Service Suggestions
Spark Plug Torque Specfications

Alternate/OEM Part Number(s): 5224BP

AUTOLITE Warranty Information:
2 years for Copper Spark Plugs; 4 years for Platinum Spark Plugs; 5 years for Double Platinum Spark Plugs; Limited Lifetime years for Iridium XP Spark Plugs; 5 years for Professional Series Wire Sets; 1 year for Glow Plugs
Warranty Details