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1985 Buick Century

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Choose your Engine for your 1985 Buick Century

4 Cyl 2.5L 6 Cyl 2.8L 6 Cyl 3.0L 6 Cyl 3.8L 6 Cyl 4.3L

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1985 Buick Century Spark Plug 6 Cyl 2.8L Autolite

Autolite 24 Copper Spark Plug
Gap .045 (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:
  - 0.597
  - 15.16
- 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:
  - 2.274
  - 57.76
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
1985 - Buick Century	V	-	6 Cyl 2.8L	173

121 In Stock

Limited-Time Offer

$8.64 USD

$10.37 USD


Brand	Autolite
Part #	A7724
Condition	New
Warehouse	B

UPC: 009100000248

1985 Buick Century Spark Plug 6 Cyl 2.8L Autolite

Autolite 24 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:
  - 0.597
  - 15.16
- 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:
  - 2.274
  - 57.76
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:

1060024-MI, 1277, 19300382, 406, 41-905, 4318135, 43TS, 5034, 517092801, 5614220, 574, 7969, 80027, 8129845, 8U2J12405BEA, AF32, ARF32, ARF32M...VIEW MORE

Additional Fitment Information:

Vehicle	Block	CC	Engine	CID
1985 - Buick Century	V	-	6 Cyl 2.8L	173

121 In Stock

Limited-Time Offer

$8.64 USD

$10.37 USD


Brand	Autolite
Part #	A7724
Condition	New
Warehouse	B

UPC: 009100000248

1985 Buick Century Spark Plug 6 Cyl 2.8L Autolite

Autolite AR24 Racing Spark Plug
Gap .045 (in); Auto
Racing 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:
  - 0.597
  - 15.16
- 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:
  - 2.274
  - 57.76
Features:
- Engineered with a cut-back ground electrode that delivers optimal ignitability of the flame kernel and better heat transfer, leading to quicker starts.
- The yttrium-enhanced alloy enables up to 8% reduction in ground wire temperature for colder heat ranges designed to enable performance modifications and handle intense conditions.
- Designed with an anti-corrosive nickel-plating prevents rusting better than black oxide, allowing the plug to maintain its durability and efficiency.
- Its high alumina multi-rib ceramic insulator provides thermal conductivity and superior insulation for increased strength while preventing flash-over.
Autolite® Racing spark plugs are engineered with a cut-back ground electrode, anti-corrosive nickel plating, and large ground electrode that deliver better heat transfer, ensuring maximum engine performance on the track.
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:

2623, 406, BPR6FS, RV12YC

Additional Fitment Information:

Vehicle	Block	CC	Engine	CID
1985 - Buick Century	V	-	6 Cyl 2.8L	173

6 In Stock

Limited-Time Offer

$11.40 USD

$13.68 USD


Brand	Autolite
Part #	A77AR24
Condition	New
Warehouse	B

UPC: 009100026545

1985 Buick Century Spark Plug 6 Cyl 2.8L Autolite

Autolite XP24 Iridium XP Spark Plug
Gap .045 (in)
Iridium XP Spark Plug
Product Attributes:
- Center Electrode Projection: Mid Projection
- Center Electrode Design: Fine Wire
- 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:
  - 0.597
  - 15.16
- 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:
  - 0.431
  - 10.95
- Center Electrode Tip Material: Iridium
- Ground Electrode Tip Design: Taper Cut
- Pre-Gap Size:
  - 0.044
  - 1.12
- Resistance: 4000
- Insulator Height:
  - 2.274
  - 57.76
Features:
- Engineered with an Iridium-enhanced center electrode and fine-wire design that increases ignitability and provides a more focused ignition for improved engine performance.
- Its proprietary platinum ground electrode provides increased durability* and resistance to wear, extending the life of the plug.
- The tapered ground wire improves engine ignitability.
- Its high alumina multi-rib ceramic insulator provides thermal conductivity and superior insulation for increased strength while preventing flash-over.
- Designed with a nickel-plated shell that is corrosion resistant to provide increased durability for extended periods.
- Includes a lifetime limited warranty that guarantees optimum performance equal to OE designed plugs.
Autolite® Iridium XP spark plugs are engineered with an iridium-enhanced fine-wire and a proprietary, platinum ground electrode, to increase durability*, while its tapered ground wire maximizes engine efficiency, delivering improved engine performance, fuel efficiency, acceleration, and ignitability.
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:

4716, 7177, ITF20, ITF20TT, UR5IX

Additional Fitment Information:

Vehicle	Block	CC	Engine	CID
1985 - Buick Century	V	-	6 Cyl 2.8L	173

8 In Stock

Limited-Time Offer

$11.42 USD

$13.70 USD


Brand	Autolite
Part #	A77XP24
Condition	New
Warehouse	B

UPC: 009100044280

1985 Buick Century Spark Plug 6 Cyl 2.8L Autolite

Autolite AR13 Racing Spark Plug
Gap .025; Auto
Racing 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:
  - 0.274
  - 6.96
- Ground Electrode Tip Material: Nickel
- Center Electrode Core Material: Copper
- Hex Type: Hex
- Resistor Type: No
- Insulator Material: Ceramic
- Indexed: No
- Hex Size: 5/8
- Reach:
  - 0.431
  - 10.95
- Center Electrode Tip Material: Nickel
- Ground Electrode Tip Design: Standard
- Manufacturer Heat Range: 11
- Pre-Gap Size:
  - 0.034
  - 0.86
- Resistance: 1
- Insulator Height:
  - 2.024
  - 51.41
Features:
- Engineered with a cut-back ground electrode that delivers optimal ignitability of the flame kernel and better heat transfer, leading to quicker starts.
- The yttrium-enhanced alloy enables up to 8% reduction in ground wire temperature for colder heat ranges designed to enable performance modifications and handle intense conditions.
- Designed with an anti-corrosive nickel-plating prevents rusting better than black oxide, allowing the plug to maintain its durability and efficiency.
- Its high alumina multi-rib ceramic insulator provides thermal conductivity and superior insulation for increased strength while preventing flash-over.
Autolite® Racing spark plugs are engineered with a cut-back ground electrode, anti-corrosive nickel plating, and large ground electrode that deliver better heat transfer, ensuring maximum engine performance on the track.
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:

265, 274, 42TS, 4449, 7530, AF22, BP7FS, R5674-6, RV9YC, V63Y

Additional Fitment Information:

Vehicle	Block	CC	Engine	CID
1985 - Buick Century	V	-	6 Cyl 2.8L	173

27 In Stock

Limited-Time Offer

$12.35 USD

$14.82 USD


Brand	Autolite
Part #	A77AR13
Condition	New
Warehouse	B

UPC: 009100017680

1985 Buick Century Spark Plug 4 Cyl 2.5L Autolite

Autolite AP666 Platinum Spark Plug
Gap .060 (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:
  - 0.822
  - 20.88
- 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
- Manufacturer Heat Range: 7
- Pre-Gap Size:
  - 0.06
  - 1.52
- Resistance: 4000
- Insulator Height:
  - 2.47
  - 62.74
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

This Part Fits the Following OEM/Substitute Numbers:

2248, 37, 5021, ARF32-6, ARF32C6, ARF42-6, ARF52-6, ARF52-8, ARF62-6, ASF32C-6, ASF32C6, ASF42-6, ASF42C-7, ASF42C7, ASF52-6, ASF52C-7, ASF52C7, HR9BPY ...VIEW MORE

Additional Fitment Information:

Vehicle	Block	CC	Engine	CID
1985 - Buick Century	L	2474	4 Cyl 2.5L	151

32 In Stock

Limited-Time Offer

$8.43 USD

$10.12 USD


Brand	Autolite
Part #	A77AP666
Condition	New
Warehouse	B

UPC: 009100252562

1985 Buick Century Spark Plug 6 Cyl 3.8L Autolite

Autolite AP666 Platinum Spark Plug
Gap .080 (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:
  - 0.822
  - 20.88
- 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
- Manufacturer Heat Range: 7
- Pre-Gap Size:
  - 0.06
  - 1.52
- Resistance: 4000
- Insulator Height:
  - 2.47
  - 62.74
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

Additional Fitment Information:

Vehicle	Block	CC	Engine	CID
1985 - Buick Century	V	3800	6 Cyl 3.8L	231

32 In Stock

Limited-Time Offer

$8.43 USD

$10.12 USD


Brand	Autolite
Part #	A77AP666
Condition	New
Warehouse	B

UPC: 009100252562

1985 Buick Century Spark Plug 6 Cyl 3.0L Autolite

Autolite AP666 Platinum Spark Plug
Gap .060 (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:
  - 0.822
  - 20.88
- 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
- Manufacturer Heat Range: 7
- Pre-Gap Size:
  - 0.06
  - 1.52
- Resistance: 4000
- Insulator Height:
  - 2.47
  - 62.74
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

Additional Fitment Information:

Vehicle	Block	CC	Engine	CID
1985 - Buick Century	V	-	6 Cyl 3.0L	181

32 In Stock

Limited-Time Offer

$8.43 USD

$10.12 USD


Brand	Autolite
Part #	A77AP666
Condition	New
Warehouse	B

UPC: 009100252562

1985 Buick Century Spark Plug 4 Cyl 2.5L Autolite

Autolite 666 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
- Washer Included: No
- Electrical Terminal Type: Non-removable Nut
- Ground Electrode Quantity: 1
- Grade Type: Regular
- Core Nose Length:
  - 0.822
  - 20.88
- 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
- Manufacturer Heat Range: 7
- Pre-Gap Size:
  - 0.06
  - 1.52
- Resistance: 4000
- Insulator Height:
  - 2.47
  - 62.74
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: 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:

17, 19157991, 19157993, 19157997, 2096, 222316, 222516, 32221, 5021, 5613794, 5613833, 5613841, 5613844, 5613848, 5613851, 5613858, 5613877, 5613883...VIEW MORE

Additional Fitment Information:

Vehicle	Block	CC	Engine	CID
1985 - Buick Century	L	2474	4 Cyl 2.5L	151

50 In Stock

Limited-Time Offer

$5.85 USD

$7.02 USD


Brand	Autolite
Part #	A77666
Condition	New
Warehouse	B

UPC: 009100006660

1985 Buick Century Spark Plug 6 Cyl 3.8L Autolite

Autolite 666 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
- Washer Included: No
- Electrical Terminal Type: Non-removable Nut
- Ground Electrode Quantity: 1
- Grade Type: Regular
- Core Nose Length:
  - 0.822
  - 20.88
- 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
- Manufacturer Heat Range: 7
- Pre-Gap Size:
  - 0.06
  - 1.52
- Resistance: 4000
- Insulator Height:
  - 2.47
  - 62.74
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: 6
- Most jobs typically require 6 of this item.
This item must be purchased in quantities of 4