AUTOLITE part description

Product Description

Autolite AP5243 Platinum Spark Plug

Features & Benefits

  • Full platinum firing tip assures virtually no gap erosion and fewer misfires for a longer plug life
  • Manufactured with a center wire platinum firing tip for improved performance and durability
  • High nickel alloy side electrode resists electrical and chemical wear to maintain a precise gap for a longer lasting plug
  • Super conductive yttrium enhanced ground electrode provides superior heat transfer
  • Leak proof, heat fused resistor for added stability
  • Necked-down center electrode fires quicker and cleaner with less voltage for easier starts, quicker acceleration, and improved fuel economy

Product Attributes

Resistance 4000 82
Ground Electrode Tip Design Tapered
Ground Electrode Core Material Nickel
Electrical Terminal Type Stud
Center Electrode Core Material Copper
Center Electrode Tip Material Platinum
Pre-Gap Size 0.044 IN
Ground Electrode Quantity 1
Hex Size 16 MM
Seat Type Tapered
Reach 17 MM
Thread Diameter 14 MM
Insulator Material Ceramic
Resistor Type Yes
Ground Electrode Tip Material Nickel
9608 Standard
9805 Long Projection

Additional Information

Country of Origin (Primary) MX
Harmonized Tariff Code (Schedule B) 8511100000
Warranty Time 48
Warranty Time UOM MO
UPC 00009100259288
UNSPSC 26101732

Part Interchanges

AUTOLITE AP5243 Cross Reference

We have 4 alternatives for the AP5243 by AUTOLITE:

Fits Vehicles

  • Chevrolet LCF 3500 (2016-2020)
  • Chevrolet Suburban 3500 HD (2016-2019)
  • Cadillac Escalade EXT (2007-2013)
  • Cadillac Escalade ESV (2007-2016)
  • GMC Savana 4500 (2013-2019)
  • Chevrolet SS (2014-2017)
  • GMC Savana 1500 (2013-2014)
  • GMC Savana 3500 (2013-2020)
  • GMC Savana 2500 (2013-2020)
  • GMC Yukon XL 1500 (2013-2014)
  • GMC Yukon XL 2500 (2013)
  • Chevrolet Suburban 2500 (2013)
  • Chevrolet Suburban 1500 (2013-2014)
  • GMC Yukon (2013-2014)
  • Chevrolet Avalanche (2013)
  • GMC Sierra 3500 HD (2013-2019)
  • GMC Sierra 2500 HD (2013-2019)
  • GMC Sierra 1500 (2013)
  • Chevrolet Caprice (2013-2017)
  • Chevrolet Express 4500 (2009-2020)
  • Chevrolet Express 1500 (2011-2014)
  • Chevrolet Express 3500 (2011-2020)
  • Chevrolet Express 2500 (2011-2020)
  • Chevrolet Silverado 1500 (2011-2013)
  • Chevrolet Silverado 2500 HD (2011-2019)
  • Chevrolet Silverado 3500 HD (2011-2019)
  • Chevrolet Tahoe (2010-2014)
  • Chevrolet Camaro (2010-2015)
  • Pontiac G8 (2009)
  • Cadillac Escalade (2007-2016)
  • Cadillac CTS (2006-2007, 2009-2015)
  • Chevrolet Corvette (2006-2013)
  • Chevrolet Impala (2006-2009)
  • Chevrolet SSR (2003-2006)
  • Pontiac Grand Prix (1991-1995)
  • Oldsmobile Cutlass Supreme (1991-1995)
  • Chevrolet Monte Carlo (1995)
  • Chevrolet Lumina (1991-1995)

Don't know your part number?

Take a photo and we'll identify it!

Recommended Products

More from AUTOLITE (Browse all)