How to inspect a spark plug for issues such as bridged gaps, deposit build-up, oil fouling, carbon fouling, normal burning, pre-ignition, overheating, and fused deposits on Ford Mustang?

Examine the spark plug and check if a small gap between the electrodes has closed due to deposit build-up that occurs from oil or carbon contaminants. If required you should clean the spark plug. A spark plug replacement requires resolving any oil leak issues before installation if you notice the black wet deposits on electrodes from excessive oil entering the combustion chamber. Possible causes include worn rings and pistons and excessive valve-to-guide clearance or worn or loose bearings. Black dry fluffy carbon buildup signals carbon fouling on insulator tips and electrode and shell surface areas; inspect these parts whenever you see such deposits because incorrect spark plug heat range, dirty air filters, or excessive fuel richness or idling could cause it. Clean the spark plug if fouling is present. The inspection of normal burning requires you to check for light tan or gray residue on the firing tip. The condition of pre-ignition appears through melted electrodes and possible insulator breakdown along with engine damage signs stemming from improper ignition point settings or incorrect fuel selection or unauthorized installation of hell-coil devices will necessitate a replacement of the spark plug. Overheating spots appearing as white or light gray together with electrodes showing a bluish-burnt appearance may indicate engine overheating and improper fuel choice and spark plug looseness, incorrect heat range selection and low fuel pressure or incorrect timing. Replace the spark plug as needed. To complete the inspection check for fused deposits that take the form of melted or spotty bubbles which occur during abrupt accelerated driving. Proper cleaning of the spark plug should follow.

How to service spark plugs to ensure proper engine performance on Ford Ranger?

The correct attachment of spark plug wires according to the Coil Terminal-to-Cylinder Relationship will help maintain proper engine performance. The spark plug wire requires removal by twisting slightly before pulling the wire upward. Compressed air should be used to extract foreign contaminants before removing the spark plug. The correct torque for tightening the new spark plug should be 12 Nm (106 lb-in). The spark plug examination should include gap measurement followed by proper adjustment before you reverse the removal steps for installation.

OEM Ford Spark Plug

Ignition Spark Plug

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50 Spark Plugs found

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Ford Spark Plug Part Number: PZK-1F
$10.23 MSRP: $20.73
You Save: $10.50 (51%)
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Product Specifications
- Replaced by: PZK-1F-X
Fits the following Ford Models:
- Expedition | 2007 | Eddie Bauer, EL Eddie Bauer, EL Limited, EL XLT, Limited, XLT | 8 Cyl 5.4 L GAS
- Explorer | 2006-2008 | Eddie Bauer, Limited, XLT | 8 Cyl 4.6 L GAS
- Explorer Sport Trac | 2007-2008 | Limited, XLT | 8 Cyl 4.6 L GAS
- F-150 | 2004-2008 | FX2, FX4, Harley-Davidson Edition, King Ranch, Lariat, Limited, THE 60TH ANNIVERSARY EDITION, XL, XLT | 8 Cyl 5.4 L FLEX, 8 Cyl 5.4 L GAS
- F-250 Super Duty | 2005-2007 | Harley-Davidson Edition, King Ranch, Lariat, XL, XLT | 10 Cyl 6.8 L GAS, 8 Cyl 5.4 L GAS
- F-350 Super Duty | 2005-2007 | Harley-Davidson Edition, King Ranch, Lariat, XL, XLT | 10 Cyl 6.8 L GAS, 8 Cyl 5.4 L GAS
- Mustang | 2005-2008 | Bullitt, GT, Shelby GT | 8 Cyl 4.6 L GAS
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Ford Spark Plug Part Number: AGSF-32P-M
$6.18 MSRP: $9.81
You Save: $3.63 (37%)
Ships in 1 Business Day
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Product Specifications
- Other Name: High Ignitability Spark Plug; Spark Plug Double Platinum; Spark Plug Iridium Power
- Replaced by: AGSF-32P-MX
Fits the following Ford Models:
- E-150 | 2008 | Base, XL, XLT | 8 Cyl 4.6 L GAS
- E-250 | 2008 | Base | 8 Cyl 4.6 L GAS
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Ford Spark Plug Part Number: AGSF-22F-MX
$5.83 MSRP: $9.25
You Save: $3.42 (37%)
Ships in 1-3 Business Days
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Product Specifications
- Replaces: SP-500, AGSF-22F-M
Fits the following Ford Models:
- Explorer | 1997-2005 | Eddie Bauer, Limited, NBX, Postal, Sport, XL, XL Fleet, XLS, XLS Sport, XLT, XLT Sport | 6 Cyl 4.0 L FLEX, 6 Cyl 4.0 L GAS
- Explorer Sport | 2001-2003 | Base, XLS, XLT | 6 Cyl 4.0 L GAS
- Explorer Sport Trac | 2001-2005 | Adrenalin, Base, XL, XLS, XLT | 6 Cyl 4.0 L FLEX, 6 Cyl 4.0 L GAS
- Ranger | 1998-2008 | Edge, FX4, Splash, Sport, STX, Tremor, XL, XLT | 6 Cyl 3.0 L FLEX, 6 Cyl 3.0 L GAS, 6 Cyl 4.0 L GAS
- Taurus | 2000-2007 | LX, SE, SE Comfort, SEL, SES, SVG | 6 Cyl 3.0 L FLEX, 6 Cyl 3.0 L GAS
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Ford Spark Plug Part Number: 4C3Z-12A342-A
$21.18 MSRP: $33.64
You Save: $12.46 (38%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Glow Plug; Diesel Glow Plug
- Replaces: 4C3Z-12A342-AA, 4C3Z-12A342-A2, ZD-13-A2, ZD-13
Fits the following Ford Models:
- E-350 Super Duty | 2004-2010 | Base, Chateau, XL, XLT | 10 Cyl 6.8 L CNG, 10 Cyl 6.8 L GAS, 10 Cyl 6.8 L LPG, 8 Cyl 5.4 L CNG, 8 Cyl 5.4 L FLEX, 8 Cyl 5.4 L GAS, 8 Cyl 5.4 L LPG, 8 Cyl 6.0 L DIESEL
- Excursion | 2004-2005 | Eddie Bauer, Limited, XLS, XLT | 8 Cyl 6.0 L DIESEL
- F-250 Super Duty | 2005-2007 | Harley-Davidson Edition, King Ranch, Lariat, XL, XLT | 8 Cyl 6.0 L DIESEL
- F-350 Super Duty | 2004-2007 | Harley-Davidson Edition, King Ranch, Lariat, XL, XLT | 8 Cyl 6.0 L DIESEL
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Ford Spark Plug Part Number: MC3Z-12A342-F
$18.55 MSRP: $29.45
You Save: $10.90 (38%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Glow Plug; Diesel Glow Plug
- Replaces: ZD-11, F4TZ-12A342-A, F4TZ-12A342-BA
Fits the following Ford Models:
- E-350 Econoline | 1995-1998 | Base, XL | 8 Cyl 7.3 L DIESEL
- E-350 Econoline Club Wagon | 1995-2002 | Chateau, Chateau HD, Custom, XL, XL HD, XLT, XLT HD | 8 Cyl 7.3 L DIESEL
- E-350 Super Duty | 1999-2003 | Base, XL | 8 Cyl 7.3 L DIESEL
- Excursion | 2000-2003 | Eddie Bauer, Limited, XLT | 8 Cyl 7.3 L DIESEL
- F-250 HD | 1997 | XL, XLT | 8 Cyl 7.3 L DIESEL
- F-250 Super Duty | 1999-2003 | Lariat, XL, XLT | 8 Cyl 7.3 L DIESEL
- F-350 | 1994-1997 | Base, Eddie Bauer, Special, XL, XLT | 8 Cyl 7.3 L DIESEL
- F-350 Super Duty | 1999-2003 | King Ranch, Lariat, XL, XLT | 8 Cyl 7.3 L DIESEL
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Ford Spark Plug Part Number: AGSF-22Y-PCX
$11.45 MSRP: $18.18
You Save: $6.73 (38%)
Ships in 1-3 Business Days
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Product Specifications
- Replaces: AGSF-22Y-PC, SP-492
Fits the following Ford Models:
- Focus | 2003-2007 | LX, SE, ST, ZTS, ZTW, ZX3, ZX4 ST, ZX5 | 4 Cyl 2.3 L GAS
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Ford Spark Plug Part Number: 3C3Z-12A342-A
$21.41 MSRP: $34.00
You Save: $12.59 (38%)
Ships in 1 Business Day
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Product Specifications
- Other Name: Glow Plug; Diesel Glow Plug
- Replaces: ZD-12, 3C3Z-12A342-AA2, 3C3Z-12A342-AA, ZD-12-2
Fits the following Ford Models:
- Excursion | 2003-2005 | Eddie Bauer, Limited, XLS, XLT | 8 Cyl 6.0 L DIESEL
- F-250 Super Duty | 2003-2006 | Harley-Davidson Edition, King Ranch, Lariat, XL, XLT | 8 Cyl 6.0 L DIESEL
- F-350 Super Duty | 2003-2004 | Harley-Davidson Edition, King Ranch, Lariat, XL, XLT | 8 Cyl 6.0 L DIESEL
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Ford Spark Plug Part Number: DYFS-12Y-PT
$14.66 MSRP: $23.27
You Save: $8.61 (37%)
Ships in 1-3 Business Days
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Fits the following Ford Models:
- Expedition | 2022-2024 | King Ranch, Limited, Max King Ranch, Max Limited, Max Platinum, Max SSV, Max XL, Max XLT, Platinum, SSV, Timberline, XL, XL STX, XLT | 6 Cyl 3.5 L FLEX, 6 Cyl 3.5 L GAS
- F-150 | 2021-2023 | King Ranch, Lariat, Limited, Platinum, Police Responder, Raptor, SSV, Tremor, XL, XLT | 6 Cyl 3.5 L FULL HYBRID EV-GAS (FHEV), 6 Cyl 3.5 L GAS
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Ford Spark Plug Part Number: AGSF-24N-X
$4.08 MSRP: $6.46
You Save: $2.38 (37%)
Ships in 1-3 Business Days
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Product Specifications
- Replaces: SP-412, AGSF-24N
Fits the following Ford Models:
- Explorer | 2006-2010 | Eddie Bauer, Limited, XLS, XLT | 6 Cyl 4.0 L GAS
- Explorer Sport Trac | 2007-2010 | Limited, XLT | 6 Cyl 4.0 L GAS
- Mustang | 2005-2010 | Base | 6 Cyl 4.0 L GAS
- Ranger | 2006-2011 | FX4, Sport, STX, XL, XLT | 6 Cyl 4.0 L GAS
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Ford Spark Plug Part Number: CYFS-13Y-RCX
$9.53 MSRP: $15.13
You Save: $5.60 (38%)
Ships in 1-3 Business Days
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Product Specifications
- Replaces: CYFS-13Y-RC, SP-532
Fits the following Ford Models:
- Escape | 2013-2016 | SE, SEL, Titanium | 4 Cyl 1.6 L GAS
- Fiesta | 2014-2019 | ST | 4 Cyl 1.6 L GAS
- Fusion | 2013-2014 | SE | 4 Cyl 1.6 L GAS
- Transit Connect | 2014-2016 | Titanium, XL, XLT | 4 Cyl 1.6 L GAS
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Ford Spark Plug Part Number: CYFS-12Y-RT3
$12.52 MSRP: $19.45
You Save: $6.93 (36%)
Ships in 1-3 Business Days
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Product Specifications
- Replaces: CYFS-12Y-PT, CYFS-92-YPT, CYFS-092-YPT
Fits the following Ford Models:
- Bronco | 2021-2023 | Badlands, Base, Big Bend, Black Diamond, Everglades, First Edition, Heritage Edition, Heritage Limited Edition, Outer Banks, Raptor, Wildtrak | 4 Cyl 2.3 L GAS, 6 Cyl 2.7 L GAS, 6 Cyl 3.0 L GAS
- Edge | 2015-2024 | SE, SEL, Sport, ST, ST-Line, Titanium | 4 Cyl 2.0 L GAS, 6 Cyl 2.7 L GAS
- Escape | 2020-2022 | SEL, Titanium | 4 Cyl 2.0 L GAS
- Expedition | 2018-2021 | King Ranch, Limited, Max King Ranch, Max Limited, Max Platinum, Max SSV, Max XL, Max XLT, Platinum, SSV, XL, XLT | 6 Cyl 3.5 L GAS
- Explorer | 2020-2023 | Base, King Ranch, Limited, Platinum, ST, ST-Line, Timberline, XLT | 4 Cyl 2.3 L GAS, 6 Cyl 3.0 L GAS
- F-150 | 2015-2023 | King Ranch, Lariat, Limited, Platinum, Police Responder, Raptor, SSV, Tremor, XL, XLT | 6 Cyl 2.7 L GAS, 6 Cyl 3.5 L FULL HYBRID EV-GAS (FHEV), 6 Cyl 3.5 L GAS
- Fusion | 2017-2019 | Sport | 6 Cyl 2.7 L GAS
- Maverick | 2022-2023 | Lariat, XL, XLT | 4 Cyl 2.0 L GAS
- Police Interceptor Utility | 2020-2023 | Base | 6 Cyl 3.0 L GAS
- Ranger | 2019-2023 | Lariat, XL, XLT | 4 Cyl 2.3 L GAS
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Ford Spark Plug Part Number: AZFS-32F-EX
$7.67 MSRP: $12.45
You Save: $4.78 (39%)
Ships in 1-3 Business Days
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Product Specifications
- Replaces: AZFS-32F-EF4, AZFS-32F-E
Fits the following Ford Models:
- Escape | 2001-2004 | Limited, XLS, XLT | 4 Cyl 2.0 L GAS
- Escort | 1998-2003 | ZX2, ZX2 Cool Coupe, ZX2 Hot Coupe, ZX2 S/R | 4 Cyl 2.0 L GAS
- Focus | 2000-2007 | LX, S, SE, SES, Sony Limited Edition, ST, SVT, ZTS, ZTW, ZX3, ZX4, ZX4 ST, ZX5, ZXW | 4 Cyl 2.0 L GAS, 4 Cyl 2.3 L GAS
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Ford Spark Plug Part Number: CYFS-12-FPX
$8.52 MSRP: $13.53
You Save: $5.01 (38%)
Ships in 1-3 Business Days
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Product Specifications
- Replaces: SP-513, CYFS-092FP, CYFS-12-FP, SP-526
Fits the following Ford Models:
- E-350 Super Duty | 2017-2019 | Base | 8 Cyl 6.2 L FLEX
- F-150 | 2010-2014 | FX2, FX4, Harley-Davidson Edition, Lariat, Lariat Limited, Platinum, SVT Raptor, XLT | 8 Cyl 6.2 L GAS
- F-250 Super Duty | 2011-2022 | King Ranch, Lariat, Platinum, XL, XLT | 8 Cyl 6.2 L FLEX
- F-350 Super Duty | 2011-2022 | King Ranch, Lariat, Platinum, XL, XLT | 8 Cyl 6.2 L FLEX
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Ford Spark Plug Part Number: AGSF-32W-MX
$5.35 MSRP: $8.49
You Save: $3.14 (37%)
Ships in 1-3 Business Days
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Product Specifications
- Replaces: AGSF-32W-, AGSF-32W-M, AGSF-32W-MF4, SP-433
Fits the following Ford Models:
- Escape | 2001-2006 | Limited, XLS, XLT, XLT No Boundaries, XLT Sport | 6 Cyl 3.0 L GAS
- Five Hundred | 2005-2007 | Limited, SE, SEL | 6 Cyl 3.0 L GAS
- Freestyle | 2005-2007 | Limited, SE, SEL | 6 Cyl 3.0 L GAS
- Fusion | 2006-2009 | SE, SEL | 6 Cyl 3.0 L GAS
- Taurus | 2000 | SE, SE Comfort, SEL, SVG | 6 Cyl 3.0 L GAS
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Ford Spark Plug Part Number: CGSF-12Y-PX
$12.25 MSRP: $19.45
You Save: $7.20 (38%)
Ships in 1-3 Business Days
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Product Specifications
- Replaces: CGSF-12Y-P, SP-536
Fits the following Ford Models:
- Mustang | 2013-2014 | Shelby GT500 | 8 Cyl 5.8 L GAS
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Ford Spark Plug Part Number: CYFS-12Y-PCTX
$13.10 MSRP: $20.36
You Save: $7.26 (36%)
Ships in 1-3 Business Days
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Product Specifications
- Replaces: CYFS-12Y-PC, CYFS-12Y-PCT, SP-527, SP-550, CYFS-12Y-2
Fits the following Ford Models:
- Bronco Sport | 2021-2023 | Badlands, Base, Big Bend, First Edition, Heritage Limited Edition, Outer Banks | 3 Cyl 1.5 L GAS, 4 Cyl 2.0 L GAS
- Edge | 2013-2018 | Limited, SE, SEL, Titanium | 4 Cyl 2.0 L GAS
- Escape | 2013-2022 | S, SE, SEL, Titanium | 3 Cyl 1.5 L GAS, 4 Cyl 2.0 L GAS
- Explorer | 2012-2019 | Base, Limited, XLT | 4 Cyl 2.0 L GAS, 4 Cyl 2.3 L GAS
- F-150 | 2017-2020 | King Ranch, Lariat, Limited, Platinum, Police Responder, SSV, XL, XLT | 6 Cyl 3.5 L GAS
- Focus | 2013-2018 | RS, ST | 4 Cyl 2.0 L GAS, 4 Cyl 2.3 L GAS
- Fusion | 2013-2020 | Platinum, SE, SEL, Titanium | 4 Cyl 2.0 L GAS
- Mustang | 2015-2023 | EcoBoost, EcoBoost Premium | 4 Cyl 2.3 L GAS
- Special Service Police Sedan | 2014-2018 | Base | 4 Cyl 2.0 L GAS
- Taurus | 2013-2017 | Limited, SE, SEL | 4 Cyl 2.0 L GAS
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Ford Spark Plug Part Number: AGSF-32Y-RAX
$7.85 MSRP: $12.47
You Save: $4.62 (38%)
Ships in 1-3 Business Days
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Product Specifications
- Replaces: AGSF-32Y-PC, AGSF-32Y-R, AGSF-32Y-RA, SP-541, SP-541-A, SP-448
Fits the following Ford Models:
- Escape | 2005-2008 | Hybrid, XLS, XLT, XLT No Boundaries | 4 Cyl 2.3 L FULL HYBRID EV-GAS (FHEV), 4 Cyl 2.3 L GAS
- Focus | 2008-2011 | S, SE, SEL, SES | 4 Cyl 2.0 L GAS
- Ranger | 2010-2011 | XL, XLT | 4 Cyl 2.3 L GAS
- Transit Connect | 2010-2013 | XL, XLT, XLT Premium | 4 Cyl 2.0 L GAS
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Ford Spark Plug Part Number: CYFS-12-YT4X
$13.40 MSRP: $21.27
You Save: $7.87 (37%)
Ships in 1-3 Business Days
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Product Specifications
- Replaces: CYFS-12-YT3, CYFS-12F-3, SP-580, CYFS-12-Y3, CYFS-12-YT4, SP-528, SP-512-A
Fits the following Ford Models:
- Expedition | 2015-2017 | EL King Ranch, EL Limited, EL Platinum, EL SSV, EL XL, EL XLT, King Ranch, Limited, Platinum, SSV, XL, XLT | 6 Cyl 3.5 L GAS
- Explorer | 2013-2019 | Platinum, Sport | 6 Cyl 3.5 L GAS
- F-150 | 2011-2016 | FX2, FX4, King Ranch, Lariat, Limited, Platinum, SSV, XL, XLT | 6 Cyl 3.5 L GAS
- Flex | 2010-2019 | Limited, SEL, Titanium | 6 Cyl 3.5 L GAS
- Police Interceptor Sedan | 2013-2019 | Base | 6 Cyl 3.5 L FLEX, 6 Cyl 3.5 L GAS
- Police Interceptor Utility | 2014-2019 | Base | 6 Cyl 3.5 L GAS
- Taurus | 2010-2019 | Limited, SE, SEL, SHO | 6 Cyl 3.5 L FLEX, 6 Cyl 3.5 L GAS
- Transit-150 | 2015-2023 | Base, PTV, XL, XLT | 6 Cyl 3.5 L GAS
- Transit-250 | 2015-2023 | Base, PTV | 6 Cyl 3.5 L GAS
- Transit-350 | 2015-2023 | Base, PTV, XL, XLT | 6 Cyl 3.5 L GAS
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Ford Spark Plug Part Number: AYFS-32Y-RX
$12.82 MSRP: $20.36
You Save: $7.54 (38%)
Ships in 1-3 Business Days
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Product Specifications
- Replaces: AYFS-32Y-R, SP-490, SP-530, AYSF-32Y-PC
Fits the following Ford Models:
- C-Max | 2013-2018 | Energi SE, Energi SEL, Energi Titanium, Hybrid SE, Hybrid SEL, Hybrid Titanium | 4 Cyl 2.0 L FULL HYBRID EV-GAS (FHEV), 4 Cyl 2.0 L PLUG-IN HYBRID EV-GAS (PHEV)
- Escape | 2009-2023 | Hybrid, Limited, Limited Hybrid, Platinum Hybrid, Plug-In Hybrid, S, SE, SE Hybrid, SE Plug-In Hybrid, SE Sport Hybrid, SEL Hybrid, SEL Plug-In Hybrid, ST-Line Elite Hybrid, ST-Line Hybrid, ST-Line Select Hybrid, Titanium Hybrid, Titanium Plug-In Hybrid, XLS, XLT | 4 Cyl 2.5 L FULL HYBRID EV-GAS (FHEV), 4 Cyl 2.5 L GAS, 4 Cyl 2.5 L PLUG-IN HYBRID EV-GAS (PHEV)
- Fusion | 2006-2020 | Energi Platinum, Energi SE, Energi Titanium, Hybrid, Platinum Hybrid, S, S Hybrid, SE, SE Hybrid, SEL, SEL Hybrid, Titanium Hybrid | 4 Cyl 2.0 L FULL HYBRID EV-GAS (FHEV), 4 Cyl 2.0 L PLUG-IN HYBRID EV-GAS (PHEV), 4 Cyl 2.3 L GAS, 4 Cyl 2.5 L FLEX, 4 Cyl 2.5 L FULL HYBRID EV-GAS (FHEV), 4 Cyl 2.5 L GAS
- Maverick | 2022-2023 | Lariat, XL, XLT | 4 Cyl 2.5 L FULL HYBRID EV-GAS (FHEV)
- Police Responder Hybrid | 2019-2020 | Base | 4 Cyl 2.0 L FULL HYBRID EV-GAS (FHEV)
- SSV Plug-In Hybrid | 2019-2020 | Base | 4 Cyl 2.0 L PLUG-IN HYBRID EV-GAS (PHEV)
- Transit Connect | 2014-2022 | Titanium, XL, XLT | 4 Cyl 2.5 L CNG, 4 Cyl 2.5 L GAS, 4 Cyl 2.5 L LPG
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Ford Spark Plug Part Number: AGSF-32F-MX
$5.35 MSRP: $8.49
You Save: $3.14 (37%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Replaces: AGSF-32F-SM, AGSF-32F-M, SP-470-X, SP-470, SP-432, AGSF-32F-SMX, AWSF-32F-
Fits the following Ford Models:
- Crown Victoria | 1995-1997 | Base, LX, Police Interceptor, S | 8 Cyl 4.6 L CNG, 8 Cyl 4.6 L GAS
- Explorer | 1996-2001 | Eddie Bauer, Limited, XLS, XLT | 8 Cyl 5.0 L GAS
- F-150 | 1997-2000 | Base, Lariat, XL, XLT | 8 Cyl 4.6 L GAS
- F-250 | 1997-1999 | Base, Lariat, XL, XLT | 8 Cyl 4.6 L GAS
- Ranger | 1998-2003 | Edge, Splash, XL, XLT | 4 Cyl 2.5 L GAS, 6 Cyl 3.0 L FLEX, 6 Cyl 3.0 L GAS
- Taurus | 2000-2007 | LX, SE, SE Comfort, SEL, SES, SVG | 6 Cyl 3.0 L FLEX, 6 Cyl 3.0 L GAS
- Windstar | 1999-2000 | 3.0L, Base, SE, SEL | 6 Cyl 3.0 L GAS
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Ford Spark Plug

If you own Ford and want to keep it in top shape, choosing OEM Spark Plug is a smart move. They are precisely engineered and follow strict factory standards. They are made in advanced facilities that use cutting edge technology. Each part goes through thorough testing to confirm strength and safety, so you can trust it. FordPartsDeal.com gives you genuine Ford Spark Plug at some of the affordable online prices without cutting quality. Every OEM Ford part includes the manufacturer's warranty, easy returns, and super-fast delivery. So why wait? Shop now and get your vehicle back to peak condition.

Ford Spark Plug fires are single spark ignition fires that are very clean and fast and kick off the combustion every time. Ford was established in 1903 and was known to have established its legacy on the moving assembly line, which helped to crowd out reliable cars that ordinary families could actually afford and reinvent modern manufacturing. Ford is matching turbocharged EcoBoost power with tight-fisted fuel consumption today so we know that muscle and thrift can be on the same block. The car listens, drivers speak and all because Ford bakes SYNC voice control into dashboards and makes the playlist and routes change without touching the hands on the wheel. Autopilot braking, roadside warnings and an ever-increasing lineup of electric pickups demonstrate that Ford takes safety and clean energy as a necessity and not an optional feature. Within any gasoline engine, the Spark Plug directs thousands of volts, via a ceramic-insulated electrode, through a gap of a few millimeters, and ignites the swirl of air-fuel mixture in a few milliseconds, cranking pistons in motion and power flowing down the crank. A new Spark Plug is important indeed. An iridium or platinum tip burns more and a copper core Spark Plug conducts heat quickly but wears out more quickly, and some burn deposits off. Change the Spark Plug at the suggested time and misfires, slow starts, and wasted gas are eliminated before they become pocket-draining drama.

Ford Spark Plug Parts and Q&A

Spark Plug
PZK-1F
Q: How to inspect a spark plug for issues such as bridged gaps, deposit build-up, oil fouling, carbon fouling, normal burning, pre-ignition, overheating, and fused deposits on Ford Mustang?
A:
Examine the spark plug and check if a small gap between the electrodes has closed due to deposit build-up that occurs from oil or carbon contaminants. If required you should clean the spark plug. A spark plug replacement requires resolving any oil leak issues before installation if you notice the black wet deposits on electrodes from excessive oil entering the combustion chamber. Possible causes include worn rings and pistons and excessive valve-to-guide clearance or worn or loose bearings. Black dry fluffy carbon buildup signals carbon fouling on insulator tips and electrode and shell surface areas; inspect these parts whenever you see such deposits because incorrect spark plug heat range, dirty air filters, or excessive fuel richness or idling could cause it. Clean the spark plug if fouling is present. The inspection of normal burning requires you to check for light tan or gray residue on the firing tip. The condition of pre-ignition appears through melted electrodes and possible insulator breakdown along with engine damage signs stemming from improper ignition point settings or incorrect fuel selection or unauthorized installation of hell-coil devices will necessitate a replacement of the spark plug. Overheating spots appearing as white or light gray together with electrodes showing a bluish-burnt appearance may indicate engine overheating and improper fuel choice and spark plug looseness, incorrect heat range selection and low fuel pressure or incorrect timing. Replace the spark plug as needed. To complete the inspection check for fused deposits that take the form of melted or spotty bubbles which occur during abrupt accelerated driving. Proper cleaning of the spark plug should follow.
Spark Plug
AGSF-24N-X
Q: How to service spark plugs to ensure proper engine performance on Ford Ranger?
A:
The correct attachment of spark plug wires according to the Coil Terminal-to-Cylinder Relationship will help maintain proper engine performance. The spark plug wire requires removal by twisting slightly before pulling the wire upward. Compressed air should be used to extract foreign contaminants before removing the spark plug. The correct torque for tightening the new spark plug should be 12 Nm (106 lb-in). The spark plug examination should include gap measurement followed by proper adjustment before you reverse the removal steps for installation.