AUTOLITE APP3924

Product Details Attribute

Better materials to give your engine better performance. Platinum-to-platinum design greatly decreases gap erosion, reduces misfires, and provides improved durability.* It's the superior-performing spark plug, providing preferred technology for DIS engines.

Features & Benefits:

Platinum-to-platinum firing for superior durability
Super conductive Yttrium enhanced ground electrode provides superior heat transfer
Platinum enhanced high nickel alloy side electrode maintains precision gap
Platinum tip assures virtually no gap erosion for longer plug life
Maintains optimum performance and fuel economy longer

*Compared to standard plugs

This spark plug is pre-gapped, but may require minor adjustments with a Spark Plug Gap Tool / Feeler Gauge to match your engine's specifications. For proper engine performance, gaps should be within ±0.004" of OE-Recommended value.

Which AUTOLITE Spark Plug Is Right For You?

Material / Series	Lifespan / Durability	Performance / Ignitability	Efficiency / Fuel Economy
Copper / Nickel	★	★
Platinum	★★★	★★	★
Double Platinum	★★★★	★★	★
Iridium XP	★★★★★	★★★★★	★★
Iridium Ultra	★★★★★★	★★★★★	★★

Alternate/OEM Part Number(s)

OEM / Interchange Numbers: 101000035AH, 101905611G, 101905615A, 101905616, 101905631A, 12120030548, 12120037607, 12120141871, 12121435955, 12129071003, 1881711051, 1881811051, 22401AA650, 22401AA65A, 2741037100, 32005952, 415129375, 415129484, 5133148AA, 8920633030, 8971259690, A0031599403, A0041590703, A0041591903, A004159190326, MD313442, MD361067, MN163236, NLP000030

Warranty Information

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 PlugsWarranty Details

CAPA CERTIFIED or NSF CERTIFIED

CAPA Certified or NSF Certified parts bear the seal of independent, third party organizations guaranteeing fitment and quality equal to original equipment. These parts may be required if your insurance company is paying for the repair.

Specifications
Thread Diameter	14mm
Hex Size	16mm
Hex Size	5/8"
Center Electrode Core Material	Copper
Center Electrode Tip Material	Platinum
Gap Size	0.044"
Gap Size	1.1mm
Ground Electrode Core Material	Nickel
Ground Electrode Quantity	1
Ground Electrode Tip Design	Tapered
Ground Electrode Tip Material	Platinum
Insulator Material	Ceramic
Reach	0.75"
Resistance	4000 82
Seat Type	Flat
Center Electrode Design	Standard
Electrical Terminal Type	Stud
Resistor Type	Yes
Tip Configuration	Mid Projection