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1991 Mercury Cougar Spark Plug 8 Cyl 5.0L Autolite

Autolite 25 Copper Spark Plug
Gap .054 (in); Auto
Copper Spark Plug
Product Attributes:
- Center Electrode Projection: Mid Projection
- Center Electrode Insulator Tip Projection:
  - 0.133
  - 3.38
- Seat Type: Tapered
- Electrical Terminal Type: Non-removable Nut
- Ground Electrode Quantity: 1
- Grade Type: Regular
- Core Nose Length:
  - 0.726
  - 18.44
- Ground Electrode Tip Material: Nickel
- Center Electrode Core Material: Copper
- Hex Type: Hex
- Resistor Type: Yes
- Insulator Material: Ceramic
- Indexed: No
- Hex Size: 5/8
- Reach:
  - 0.431
  - 10.95
- Center Electrode Tip Material: Nickel
- Ground Electrode Tip Design: Standard
- Pre-Gap Size:
  - 0.044
  - 1.12
- Resistance: 4000
- Insulator Height:
  - 2.374
  - 60.3
Features:
- The copper core center electrode aids in thermal control and improves resistance to fouling.
- Its specially engineered high nickel alloy center and ground electrode provides extended life.
- The high alumina multi-rib ceramic insulator provides thermal conductivity and superior insulation for increased strength.
- Designed with a nickel-plated shell that is corrosion resistant to provide increased durability for extended periods.
Autolite® Copper spark plugs are engineered to deliver quick starts and the power your vehicle or applications needs to meet performance expectations.
Suggested Purchase Quantity: 8
- Most jobs typically require 8 of this item.
This item must be purchased in quantities of 4

Additional Fitment Information:

Vehicle	Block	CC	Engine	CID
1991 - Mercury Cougar	V	-	8 Cyl 5.0L	302

142 In Stock

Limited-Time Offer

$8.64 USD

$10.37 USD


Brand	Autolite
Part #	A7725
Condition	New
Warehouse	B

UPC: 009100000255

1991 Mercury Cougar Spark Plug 8 Cyl 5.0L Autolite

Autolite 25 Copper Spark Plug
OE Style; Auto
Copper Spark Plug
Product Attributes:
- Center Electrode Projection: Mid Projection
- Center Electrode Insulator Tip Projection:
  - 0.133
  - 3.38
- Seat Type: Tapered
- Electrical Terminal Type: Non-removable Nut
- Ground Electrode Quantity: 1
- Grade Type: Regular
- Core Nose Length:
  - 0.726
  - 18.44
- Ground Electrode Tip Material: Nickel
- Center Electrode Core Material: Copper
- Hex Type: Hex
- Resistor Type: Yes
- Insulator Material: Ceramic
- Indexed: No
- Hex Size: 5/8
- Reach:
  - 0.431
  - 10.95
- Center Electrode Tip Material: Nickel
- Ground Electrode Tip Design: Standard
- Pre-Gap Size:
  - 0.044
  - 1.12
- Resistance: 4000
- Insulator Height:
  - 2.374
  - 60.3
Features:
- The copper core center electrode aids in thermal control and improves resistance to fouling.
- Its specially engineered high nickel alloy center and ground electrode provides extended life.
- The high alumina multi-rib ceramic insulator provides thermal conductivity and superior insulation for increased strength.
- Designed with a nickel-plated shell that is corrosion resistant to provide increased durability for extended periods.
Autolite® Copper spark plugs are engineered to deliver quick starts and the power your vehicle or applications needs to meet performance expectations.
Suggested Purchase Quantity: 8
- Most jobs typically require 8 of this item.
This item must be purchased in quantities of 4

This Part Fits the Following OEM/Substitute Numbers:

18, 18S, 19157996, 22431, 22531, 2423, 25164640, 32221, 3851859, 3851861, 4339413, 44TS, 5024, 516484800, 5613191, 5613325, 5613673, 5613831...VIEW MORE

Additional Fitment Information:

Vehicle	Block	CC	Engine	CID
1991 - Mercury Cougar	V	-	8 Cyl 5.0L	302

142 In Stock

Limited-Time Offer

$8.64 USD

$10.37 USD


Brand	Autolite
Part #	A7725
Condition	New
Warehouse	B

UPC: 009100000255

1991 Mercury Tracer Spark Plug 4 Cyl 1.8L Autolite

Autolite 3924 Copper Spark Plug
Gap .044 (in); Auto
Copper Spark Plug
Product Attributes:
- Center Electrode Projection: Mid Projection
- Center Electrode Insulator Tip Projection:
  - 0.133
  - 3.38
- Seat Type: Flat
- Washer Included: Yes
- Electrical Terminal Type: Non-removable Nut
- Ground Electrode Quantity: 1
- Grade Type: Regular
- Core Nose Length:
  - 0.526
  - 13.36
- Washer Type: Crush
- Ground Electrode Tip Material: Nickel
- Center Electrode Core Material: Copper
- Hex Type: Hex
- Resistor Type: Yes
- Insulator Material: Ceramic
- Indexed: No
- Hex Size: 5/8
- Reach:
  - 0.75
  - 19.05
- Center Electrode Tip Material: Nickel
- Ground Electrode Tip Design: Standard
- Pre-Gap Size:
  - 0.044
  - 1.12
- Resistance: 4000
- Insulator Height:
  - 2.007
  - 50.98
Features:
- The copper core center electrode aids in thermal control and improves resistance to fouling.
- Its specially engineered high nickel alloy center and ground electrode provides extended life.
- The high alumina multi-rib ceramic insulator provides thermal conductivity and superior insulation for increased strength.
- Designed with a nickel-plated shell that is corrosion resistant to provide increased durability for extended periods.
Autolite® Copper spark plugs are engineered to deliver quick starts and the power your vehicle or applications needs to meet performance expectations.
Suggested Purchase Quantity: 4
- Most jobs typically require 4 of this item.
This item must be purchased in quantities of 4

This Part Fits the Following OEM/Substitute Numbers:

1148, 14 F-8 DU, 14 F-8 DU4, 14 F-9 DUO, 14 FGH-8 DTUR, 14 FGH-8 DTURXO, 14 FGR-7 KQU, 14 FGR-8 KQU, 14 FR-7 DU2, 14 FR-7 LDU, 14 FR-8 DU, 14 FR-8 KU, 14FR-7DPUX, 18814-11051, 23521, 27410-25000, 3006, 41-602...VIEW MORE

Additional Fitment Information:

Vehicle	Block	CC	Engine	CID
1991 - Mercury Tracer	L	-	4 Cyl 1.8L	112

107 In Stock

Limited-Time Offer

$8.07 USD

$9.68 USD


Brand	Autolite
Part #	A773924
Condition	New
Warehouse	B

UPC: 009100039248

1991 Mercury Tracer Spark Plug 4 Cyl 1.8L Autolite

Autolite 3924 Copper Spark Plug
OE Style; Auto
Copper Spark Plug
Product Attributes:
- Center Electrode Projection: Mid Projection
- Center Electrode Insulator Tip Projection:
  - 0.133
  - 3.38
- Seat Type: Flat
- Washer Included: Yes
- Electrical Terminal Type: Non-removable Nut
- Ground Electrode Quantity: 1
- Grade Type: Regular
- Core Nose Length:
  - 0.526
  - 13.36
- Washer Type: Crush
- Ground Electrode Tip Material: Nickel
- Center Electrode Core Material: Copper
- Hex Type: Hex
- Resistor Type: Yes
- Insulator Material: Ceramic
- Indexed: No
- Hex Size: 5/8
- Reach:
  - 0.75
  - 19.05
- Center Electrode Tip Material: Nickel
- Ground Electrode Tip Design: Standard
- Pre-Gap Size:
  - 0.044
  - 1.12
- Resistance: 4000
- Insulator Height:
  - 2.007
  - 50.98
Features:
- The copper core center electrode aids in thermal control and improves resistance to fouling.
- Its specially engineered high nickel alloy center and ground electrode provides extended life.
- The high alumina multi-rib ceramic insulator provides thermal conductivity and superior insulation for increased strength.
- Designed with a nickel-plated shell that is corrosion resistant to provide increased durability for extended periods.
Autolite® Copper spark plugs are engineered to deliver quick starts and the power your vehicle or applications needs to meet performance expectations.
Suggested Purchase Quantity: 4
- Most jobs typically require 4 of this item.
This item must be purchased in quantities of 4

Additional Fitment Information:

Vehicle	Block	CC	Engine	CID
1991 - Mercury Tracer	L	-	4 Cyl 1.8L	112

107 In Stock

Limited-Time Offer

$8.07 USD

$9.68 USD


Brand	Autolite
Part #	A773924
Condition	New
Warehouse	B

UPC: 009100039248

1991 Mercury Sable Spark Plug 6 Cyl 3.0L Autolite

Autolite APP104 Double Platinum Spark Plug
Replaces Original Half Thread Design
Double Platinum Spark Plug
Product Attributes:
- Center Electrode Projection: Mid Projection
- Center Electrode Insulator Tip Projection:
  - 0.133
  - 3.38
- Seat Type: Tapered
- Washer Included: No
- Electrical Terminal Type: Non-removable Nut
- Ground Electrode Quantity: 1
- Grade Type: Performance
- Core Nose Length:
  - 0.54
  - 13.72
- Ground Electrode Tip Material: Platinum
- Center Electrode Core Material: Copper
- Hex Type: Hex
- Resistor Type: Yes
- Insulator Material: Ceramic
- Indexed: No
- Hex Size: 5/8
- Reach:
  - 0.679
  - 17.25
- Center Electrode Tip Material: Platinum
- Ground Electrode Tip Design: Standard
- Pre-Gap Size:
  - 0.05
  - 1.27
- Resistance: 4000
- Insulator Height:
  - 2.026
  - 51.46
Features:
- Engineered with a platinum-to-platinum design that prevents gap erosion, extending the life of the spark plug.
- The yttrium-Enhanced Ground Electrode delivers superior heat transfer that delivers more durability under high temps and pressure for greater life.
- Its high alumina ceramic insulator provides optimum thermal conductivity and dielectric strength.
- The multi-rib insulator prevents flash-over.
Autolite® Double Platinum spark plugs have a platinum-to-platinum design that decreases gap erosion, reduces misfires, and provides improved durability*, leading to longer service life. It provides superior performance over copper and platinum plugs primarily used in distributorless ignition system (DIS) engines.
Suggested Purchase Quantity: 8
- Most jobs typically require 8 of this item.
This item must be purchased in quantities of 4

Additional Fitment Information:

Vehicle	Block	CC	Engine	CID
1991 - Mercury Sable	V	2986	6 Cyl 3.0L	182

104 In Stock

Limited-Time Offer

$15.05 USD

$18.06 USD


Brand	Autolite
Part #	A77APP104
Condition	New
Warehouse	B

UPC: 009100005373

1991 Mercury Sable Spark Plug 6 Cyl 3.0L Autolite

Autolite APP104 Double Platinum Spark Plug
Gap .044 (in)
Double Platinum Spark Plug
Product Attributes:
- Center Electrode Projection: Mid Projection
- Center Electrode Insulator Tip Projection:
  - 0.133
  - 3.38
- Seat Type: Tapered
- Washer Included: No
- Electrical Terminal Type: Non-removable Nut
- Ground Electrode Quantity: 1
- Grade Type: Performance
- Core Nose Length:
  - 0.54
  - 13.72
- Ground Electrode Tip Material: Platinum
- Center Electrode Core Material: Copper
- Hex Type: Hex
- Resistor Type: Yes
- Insulator Material: Ceramic
- Indexed: No
- Hex Size: 5/8
- Reach:
  - 0.679
  - 17.25
- Center Electrode Tip Material: Platinum
- Ground Electrode Tip Design: Standard
- Pre-Gap Size:
  - 0.05
  - 1.27
- Resistance: 4000
- Insulator Height:
  - 2.026
  - 51.46
Features:
- Engineered with a platinum-to-platinum design that prevents gap erosion, extending the life of the spark plug.
- The yttrium-Enhanced Ground Electrode delivers superior heat transfer that delivers more durability under high temps and pressure for greater life.
- Its high alumina ceramic insulator provides optimum thermal conductivity and dielectric strength.
- The multi-rib insulator prevents flash-over.
Autolite® Double Platinum spark plugs have a platinum-to-platinum design that decreases gap erosion, reduces misfires, and provides improved durability*, leading to longer service life. It provides superior performance over copper and platinum plugs primarily used in distributorless ignition system (DIS) engines.
Suggested Purchase Quantity: 8
- Most jobs typically require 8 of this item.
This item must be purchased in quantities of 4

This Part Fits the Following OEM/Substitute Numbers:

0 241 235 732, 12561466, 12571535, 12787099, 19157987, 19301658, 25161678, 25162555, 25165715, 25173406, 25312442, 3858996, 3858997, 3861632, 41-810, 41-913, 41-931, 41-947...VIEW MORE

Additional Fitment Information:

Vehicle	Block	CC	Engine	CID
1991 - Mercury Sable	V	2986	6 Cyl 3.0L	182

104 In Stock

Limited-Time Offer

$15.05 USD

$18.06 USD


Brand	Autolite
Part #	A77APP104
Condition	New
Warehouse	B

UPC: 009100005373

1991 Mercury Tracer Spark Plug 4 Cyl 1.9L Autolite

Autolite APP5144 Double Platinum Spark Plug
Gap .054 (in)
Double Platinum Spark Plug
Product Attributes:
- Center Electrode Projection: Long Projection
- Center Electrode Insulator Tip Projection:
  - 0.172
  - 4.37
- Seat Type: Tapered
- Washer Included: No
- Electrical Terminal Type: Non-removable Nut
- Ground Electrode Quantity: 1
- Grade Type: Performance
- Core Nose Length:
  - 0.65
  - 16.51
- Ground Electrode Tip Material: Platinum
- Center Electrode Core Material: Copper
- Hex Type: Hex
- Resistor Type: Yes
- Insulator Material: Ceramic
- Indexed: No
- Hex Size: 5/8
- Reach:
  - 0.809
  - 20.55
- Center Electrode Tip Material: Platinum
- Ground Electrode Tip Design: Standard
- Pre-Gap Size:
  - 0.054
  - 1.37
- Resistance: 4000
- Insulator Height:
  - 2.026
  - 51.46
Features:
- Engineered with a platinum-to-platinum design that prevents gap erosion, extending the life of the spark plug.
- The yttrium-Enhanced Ground Electrode delivers superior heat transfer that delivers more durability under high temps and pressure for greater life.
- Its high alumina ceramic insulator provides optimum thermal conductivity and dielectric strength.
- The multi-rib insulator prevents flash-over.
Autolite® Double Platinum spark plugs have a platinum-to-platinum design that decreases gap erosion, reduces misfires, and provides improved durability*, leading to longer service life. It provides superior performance over copper and platinum plugs primarily used in distributorless ignition system (DIS) engines.
Suggested Purchase Quantity: 6
- Most jobs typically require 6 of this item.
This item must be purchased in quantities of 4

This Part Fits the Following OEM/Substitute Numbers:

1F22-18-110, 1L5E12405AA, 41-822, 41-824, 444EE, 644FP, 7200, 7407, 88901030, AGSF34EE, AGSF34EEM, AGSF34EG, AGSF34FP, AGSF34FPM, AGSF34FPP, AGSF34PP, AGSF43EE, AWSF34FP...VIEW MORE

Additional Fitment Information:

Vehicle	Block	CC	Engine	CID
1991 - Mercury Tracer	L	-	4 Cyl 1.9L	116

50 In Stock

Limited-Time Offer

$9.65 USD

$11.58 USD


Brand	Autolite
Part #	A77APP5144
Condition	New
Warehouse	B

UPC: 009100260284

1991 Mercury Tracer Spark Plug 4 Cyl 1.8L Autolite

Autolite AP3924 Platinum Spark Plug
Gap .044 (in)
Platinum Spark Plug
Product Attributes:
- Center Electrode Projection: Mid Projection
- Center Electrode Insulator Tip Projection:
  - 0.133
  - 3.38
- Seat Type: Flat
- Washer Included: Yes
- Electrical Terminal Type: Non-removable Nut
- Ground Electrode Quantity: 1
- Grade Type: Performance
- Core Nose Length:
  - 0.526
  - 13.36
- Washer Type: Crush
- Ground Electrode Tip Material: Nickel
- Center Electrode Core Material: Copper
- Hex Type: Hex
- Resistor Type: Yes
- Insulator Material: Ceramic
- Indexed: No
- Hex Size: 5/8
- Reach:
  - 0.75
  - 19.05
- Center Electrode Tip Material: Platinum
- Ground Electrode Tip Design: Standard
- Pre-Gap Size:
  - 0.044
  - 1.12
- Resistance: 4000
- Insulator Height:
  - 2.007
  - 50.98
Features:
- Engineered with a platinum firing tip that prevents gap erosion for longer service life.
- Its high alumina ceramic insulator provides thermal conductivity and superior insulation for increased strength.
- The multi-rib insulator prevents flash-over.
- Designed with a nickel-plated shell that is corrosion resistant to provide increased durability for extended life.
Autolite® Platinum spark plugs are engineered with a platinum center electrode firing tip that provides improved performance and increased durability, making it a reliable choice for all older engine applications and designs. Its platinum design delivers quicker firing, smoother starts, for better acceleration, and improved fuel efficiency.
Suggested Purchase Quantity: 4
- Most jobs typically require 4 of this item.
This item must be purchased in quantities of 4

This Part Fits the Following OEM/Substitute Numbers:

1148, 14 FGH-8 DPURX2, 14 FR-7 KPUV, 1W4312405AB, 2U7E12405BA, 3005, 3071, 3071S, 413F, 413FSM, 4202, 6111, 71, 8001, 8007, 9, AGSP32C, AGSP32F...VIEW MORE

Additional Fitment Information:

Vehicle	Block	CC	Engine	CID
1991 - Mercury Tracer	L	-	4 Cyl 1.8L	112

20 In Stock

Limited-Time Offer

$10.38 USD

$12.46 USD


Brand	Autolite
Part #	A77AP3924
Condition	New
Warehouse	B

UPC: 009100252616

1991 Mercury Cougar Spark Plug 8 Cyl 5.0L Autolite

Autolite AP25 Platinum Spark Plug
Gap .054 (in)
Platinum Spark Plug
Product Attributes:
- Center Electrode Projection: Mid Projection
- Center Electrode Insulator Tip Projection:
  - 0.133
  - 3.38
- Seat Type: Tapered
- Washer Included: No
- Electrical Terminal Type: Non-removable Nut
- Ground Electrode Quantity: 1
- Grade Type: Performance
- Core Nose Length:
  - 0.726
  - 18.44
- Ground Electrode Tip Material: Nickel
- Center Electrode Core Material: Copper
- Hex Type: Hex
- Resistor Type: Yes
- Insulator Material: Ceramic
- Indexed: No
- Hex Size: 5/8
- Reach:
  - 0.431
  - 10.95
- Center Electrode Tip Material: Platinum
- Ground Electrode Tip Design: Standard
- Pre-Gap Size:
  - 0.044
  - 1.12
- Resistance: 4000
- Insulator Height:
  - 2.374
  - 60.3
Features:
- Engineered with a platinum firing tip that prevents gap erosion for longer service life.
- Its high alumina ceramic insulator provides thermal conductivity and superior insulation for increased strength.
- The multi-rib insulator prevents flash-over.
- Designed with a nickel-plated shell that is corrosion resistant to provide increased durability for extended life.
Autolite® Platinum spark plugs are engineered with a platinum center electrode firing tip that provides improved performance and increased durability, making it a reliable choice for all older engine applications and designs. Its platinum design delivers quicker firing, smoother starts, for better acceleration, and improved fuel efficiency.
Suggested Purchase Quantity: 8
- Most jobs typically require 8 of this item.
This item must be purchased in quantities of 4

This Part Fits the Following OEM/Substitute Numbers:

2, 2423, 3018, 406, 4AF2, 5024, 6113, ARF42, ASF42, ASF42P, CR43TSM, F6TE12405MA, HR9BP+ , HR9BPP30V, HR9BPP30X, HR9BPX+ , PP002E, R43TS...VIEW MORE

Additional Fitment Information:

Vehicle	Block	CC	Engine	CID
1991 - Mercury Cougar	V	-	8 Cyl 5.0L	302

50 In Stock

Limited-Time Offer

$10.38 USD

$12.46 USD


Brand	Autolite
Part #	A77AP25
Condition	New
Warehouse	B

UPC: 009100252449

1991 Mercury Topaz Spark Plug 4 Cyl 2.3L Autolite

Autolite AP105 Platinum Spark Plug
Replaces Original Half Thread Design
Platinum Spark Plug
Product Attributes:
- Center Electrode Projection: Mid Projection
- Center Electrode Insulator Tip Projection:
  - 0.133
  - 3.38
- Seat Type: Tapered
- Washer Included: No
- Electrical Terminal Type: Non-removable Nut
- Ground Electrode Quantity: 1
- Grade Type: Performance
- Core Nose Length:
  - 0.65
  - 16.51
- Ground Electrode Tip Material: Nickel
- Center Electrode Core Material: Copper
- Hex Type: Hex
- Resistor Type: Yes
- Insulator Material: Ceramic
- Indexed: No
- Hex Size: 5/8
- Reach:
  - 0.679
  - 17.25
- Center Electrode Tip Material: Platinum
- Ground Electrode Tip Design: Standard
- Pre-Gap Size:
  - 0.05
  - 1.27
- Resistance: 4000
- Insulator Height:
  - 2.026
  - 51.46
Features:
- Engineered with a platinum firing tip that prevents gap erosion for longer service life.
- Its high alumina ceramic insulator provides thermal conductivity and superior insulation for increased strength.
- The multi-rib insulator prevents flash-over.
- Designed with a nickel-plated shell that is corrosion resistant to provide increased durability for extended life.
Autolite® Platinum spark plugs are engineered with a platinum center electrode firing tip that provides improved performance and increased durability, making it a reliable choice for all older engine applications and designs. Its platinum design delivers quicker firing, smoother starts, for better acceleration, and improved fuel efficiency.
Suggested Purchase Quantity: 6
- Most jobs typically require 6 of this item.
This item must be purchased in quantities of 4