Autolite Platinum Spark Plug AP25
  • Thumbnail  Autolite Platinum Spark Plug AP25
  • Thumbnail  Autolite Platinum Spark Plug AP25

Autolite Platinum Spark Plug AP25

Autolite
509379
Part # AP25
SKU # 509379

$379

PRODUCT SPECIFICATIONS

Part #AP25
SKU #509379
WEIGHT0.1lbs
Application

1.- With 351 Cleveland engine (8 valve cover bolts)

Ground Electrode DesignTapered
Gap - Factory Preset0.044
Ground Electrode ConfigurationSingle
Ground Electrode MaterialNickel
Electrical Terminal TypeStud
Resistance (Ω)4000
Seat TypeTapered
Reach (in)0.431
Center Electrode Tip MaterialPlatinum
Center Electrode Core MaterialCopper
ResistorY
Hex Size5/8" (16mm)

PRODUCT DESCRIPTION

Autolite has over 100 years of engineering experience and has sold over 11 billion plugs. Designed and engineered in the USA, Autolite Platinum spark plugs provide a center wire platinum firing tip which provides reduced gap erosion, fewer misfires, better performance and increased durability. Consider upgrading to Autolite Double Platinum or Iridium XP spark plugs for increased performance.

  • checkmarkOE design
  • checkmarkNecked-down center electrode fires quicker, cleaner with less voltage for easier starts, quicker acceleration and improved fuel economy (as compared to standard plugs)
  • checkmarkHigh nickel alloy side electrode maintains precise gap
  • checkmarkFull platinum tip assures virtually no gap erosion for long life