[Reference Number]: 4477, ITR6F13, 31216297, 31216525, 3S4G12405AB, 8694749, AGSF22YPC, L34118110, L3Y418110, L81318110 [Vehicle Fitment]: Compatible with Ford Crown Victoria 1996-2005 V8 4.6L, fits for F-150 1999-2003 V8 5.4L, GT 2005-2006 V8 5.4L, fits for Mustang 2003-2004 V8 4.6L, fits for Mustang 2007-2012 V8 5.4L [Specifications]: ①Center Electrode Tip Material: Iridium; ②Center Electrode Core Material: Platinum; ③Resistance (ohms): 5000; ④Gap Size (IN): 0.047-0.051; ⑤Hex Size (IN): 5/8; ⑥Insulator Height (mm): 53.00; ⑦Reach (IN): 0.708; ⑧Thread Diameter (MM): 14.00 [Exceptional Ignitability]: Designed alongside OEMs and engineered for maximum ignition performance [Engineered for Longevity]: For optimal engine performance and longevity, it is recommended to replace platinum iridium spark plugs at mileage intervals of 80,000 to 100,000 miles A-premium Spark Plugs are an ideal choice to replace your broken Spark Plugs. All Spark Plugs meet or exceed OEM specifications. Due to high manufacturing standard, it will come with one year quality guarantee.

Compatible with Ford Models:
1996-2005 Crown Victoria Gap 0.044 Inch
Compatible with 1999-2003 F-150 Supercharged; Gap 0.044 Inch
2005-2006 GT Gap 0.044 Inch
Compatible with 2003-2004 Mustang Gap 0.054 Inch
Compatible with 2007-2012 Mustang Gap 0.044 Inch

Specifications:
Center Electrode Core Material: Platinum
Center Electrode Tip Material: Iridium
Gap Size (IN): 0.044 Inch/0.054 Inch
Ground Configuration: Standard
Hex Size (IN): 5/8 Inch
Insulator Height (mm): 53 mm
Manufacturer Heat Range: 6
Part Number: ITR6F13
Reach (IN): 0.708 Inch
Resistance (ohms): 5000 Ohms
Seat Type: Tapered
Thread Diameter (MM): 14 mm

OEM Number: 4477, ITR6F13, 31216297, 31216525, 3S4G12405AB, 8694749, AGSF22YPC, L34118110, L3Y418110, L81318110
Quantity Sold: A Set of Eight Pieces