Select a vehicle to find exact fit parts

Back to vehicles list

1973 Pontiac Ignition Parts

Choose a Model for your 1973 Pontiac

Bonneville Catalina Firebird GTO Grand Am Grand Prix Grand Safari Grandville Laurentian LeMans Parisienne Ventura

Showing 1 - 10 of 70 products

Sort:

Show:

Image

SKU

Product

Rating

Price

1973 Pontiac Firebird Spark Plug 8 Cyl 6.6L NGK

NGK V-Power Spark Plug
Gap 0.040" OE Equivalent Design
V-Power Spark Plug
Product Attributes:
- Center Electrode Design: Standard
- Center Electrode Insulator Tip Projection:
  - 0.16
  - 4.0
- Washer Included: No
- Electrical Terminal Type: Non-removable Nut
- Grade Type: Standard Replacement
- Service Number: Ur4
- Ground Electrode Tip Material: Nickel
- Short Style Spark Plug: No
- Skirt: No
- Center Electrode Core Material: Copper
- Part Number: Ur4
- Resistor Type: Yes
- Stock Number: 6630
- Ground Electrode Tip Design: Standard
- Pre-Gap Size:
  - .040
  - 1.0
- Ground Electrode Core Material: Nickel
- Material Grade: Nickel/copper
- Center Electrode Projection: Mid Projection
- Seat Type: Tapered
- Ground Electrode Quantity: 1
- Insulator Material: Ceramic
- Hex Size: 5/8" (16mm)
- Reach:
  - 0.460
  - 11.2
- Center Electrode Tip Material: Nickel
- Skirt Length: 0.0
- Manufacturer Heat Range: 4
- Ground Configuration: J-gap
- Resistance: 5000.0
- Insulator Height:
  - 2.19
  - 55.5
- Thread Diameter:
  - 0.551
  - 14.0
Features:
- TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal
- COLD-ROLLED THREADS: Prevents cross-threading and damage to cylinder heads
- SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
- NGK's OE CERAMIC TECHNOLOGY: High grade alumina silicate ceramic creates a stronger insulator for optimal dielectric performance
- RECOMMENDED USAGE: Best for vehicles with OE nickel alloy plugs, not recommended on vehicles with factory precious metal plugs
- ACTUAL OE or EQUIVALENT DESIGN: OEM quality construction nickel alloy center electrode with V-groove provides consistent performance
NGK V-Power spark plugs offer reliable performance and improved ignitability over standard nickel plugs. Engineered specifically for OE applications, the special V-cut nickel alloy center electrode and concave ground electrode of NGK's V-Power spark plug increases ignitability providing quicker starts and smoother idle. NGK's legendary high grade alumina silicate ceramic creates a stronger insulator for optimal dielectric performance. Trivalent metal plating ensures superior anti-corrosion and anti-seizing properties.
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
1973 - Pontiac Firebird	V	6555	8 Cyl 6.6L	400

85 In Stock

Limited-Time Offer

$10.05 USD

$12.06 USD


Brand	NGK
Part #	N126630
Condition	New
Warehouse	B

1973 Pontiac Firebird Spark Plug 6 Cyl 4.1L NGK

NGK V-Power Spark Plug
Gap 0.035" OE Equivalent Design
V-Power Spark Plug
Product Attributes:
- Center Electrode Design: Standard
- Center Electrode Insulator Tip Projection:
  - 0.16
  - 4.0
- Washer Included: No
- Electrical Terminal Type: Non-removable Nut
- Grade Type: Standard Replacement
- Service Number: Ur4
- Ground Electrode Tip Material: Nickel
- Short Style Spark Plug: No
- Skirt: No
- Center Electrode Core Material: Copper
- Part Number: Ur4
- Resistor Type: Yes
- Stock Number: 6630
- Ground Electrode Tip Design: Standard
- Pre-Gap Size:
  - .040
  - 1.0
- Ground Electrode Core Material: Nickel
- Material Grade: Nickel/copper
- Center Electrode Projection: Mid Projection
- Seat Type: Tapered
- Ground Electrode Quantity: 1
- Insulator Material: Ceramic
- Hex Size: 5/8" (16mm)
- Reach:
  - 0.460
  - 11.2
- Center Electrode Tip Material: Nickel
- Skirt Length: 0.0
- Manufacturer Heat Range: 4
- Ground Configuration: J-gap
- Resistance: 5000.0
- Insulator Height:
  - 2.19
  - 55.5
- Thread Diameter:
  - 0.551
  - 14.0
Features:
- TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal
- COLD-ROLLED THREADS: Prevents cross-threading and damage to cylinder heads
- SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
- NGK's OE CERAMIC TECHNOLOGY: High grade alumina silicate ceramic creates a stronger insulator for optimal dielectric performance
- RECOMMENDED USAGE: Best for vehicles with OE nickel alloy plugs, not recommended on vehicles with factory precious metal plugs
- ACTUAL OE or EQUIVALENT DESIGN: OEM quality construction nickel alloy center electrode with V-groove provides consistent performance
NGK V-Power spark plugs offer reliable performance and improved ignitability over standard nickel plugs. Engineered specifically for OE applications, the special V-cut nickel alloy center electrode and concave ground electrode of NGK's V-Power spark plug increases ignitability providing quicker starts and smoother idle. NGK's legendary high grade alumina silicate ceramic creates a stronger insulator for optimal dielectric performance. Trivalent metal plating ensures superior anti-corrosion and anti-seizing properties.
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:

1052895W, 15, 16, 1765179, 18, 1835800T, 1835906T, 18C2, 18S, 19, 25, 25BP, 25C2, 25DP2, 25S, 26, 2R45TS, 2R46TS...VIEW MORE

Additional Fitment Information:

Vehicle	Block	CC	Engine	CID
1973 - Pontiac Firebird	L	4097	6 Cyl 4.1L	250

85 In Stock

Limited-Time Offer

$10.05 USD

$12.06 USD


Brand	NGK
Part #	N126630
Condition	New
Warehouse	B

1973 Pontiac GTO Spark Plug 8 Cyl 7.5L NGK

NGK V-Power Spark Plug
Gap 0.035" OE Equivalent Design
V-Power Spark Plug
Product Attributes:
- Center Electrode Design: Standard
- Center Electrode Insulator Tip Projection:
  - 0.16
  - 4.0
- Washer Included: No
- Electrical Terminal Type: Non-removable Nut
- Grade Type: Standard Replacement
- Service Number: Ur4
- Ground Electrode Tip Material: Nickel
- Short Style Spark Plug: No
- Skirt: No
- Center Electrode Core Material: Copper
- Part Number: Ur4
- Resistor Type: Yes
- Stock Number: 6630
- Ground Electrode Tip Design: Standard
- Pre-Gap Size:
  - .040
  - 1.0
- Ground Electrode Core Material: Nickel
- Material Grade: Nickel/copper
- Center Electrode Projection: Mid Projection
- Seat Type: Tapered
- Ground Electrode Quantity: 1
- Insulator Material: Ceramic
- Hex Size: 5/8" (16mm)
- Reach:
  - 0.460
  - 11.2
- Center Electrode Tip Material: Nickel
- Skirt Length: 0.0
- Manufacturer Heat Range: 4
- Ground Configuration: J-gap
- Resistance: 5000.0
- Insulator Height:
  - 2.19
  - 55.5
- Thread Diameter:
  - 0.551
  - 14.0
Features:
- TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal
- COLD-ROLLED THREADS: Prevents cross-threading and damage to cylinder heads
- SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
- NGK's OE CERAMIC TECHNOLOGY: High grade alumina silicate ceramic creates a stronger insulator for optimal dielectric performance
- RECOMMENDED USAGE: Best for vehicles with OE nickel alloy plugs, not recommended on vehicles with factory precious metal plugs
- ACTUAL OE or EQUIVALENT DESIGN: OEM quality construction nickel alloy center electrode with V-groove provides consistent performance
NGK V-Power spark plugs offer reliable performance and improved ignitability over standard nickel plugs. Engineered specifically for OE applications, the special V-cut nickel alloy center electrode and concave ground electrode of NGK's V-Power spark plug increases ignitability providing quicker starts and smoother idle. NGK's legendary high grade alumina silicate ceramic creates a stronger insulator for optimal dielectric performance. Trivalent metal plating ensures superior anti-corrosion and anti-seizing properties.
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
1973 - Pontiac GTO	V	7456	8 Cyl 7.5L	455

85 In Stock

Limited-Time Offer

$10.05 USD

$12.06 USD


Brand	NGK
Part #	N126630
Condition	New
Warehouse	B

1973 Pontiac LeMans Spark Plug 6 Cyl 4.1L Champion

Champion Copper Plus- Boxed - RV17YC
Gap 0.035in OE Type ; Plug Type RV17YC
Champion Copper Plus 25 Spark Plug (Carton of 4)
Copper Plus
Product Attributes:
- Hex Size:
  - 0.625
  - 15.880
- Reach: 0.441
- Center Electrode Tip Material: Nickel
- Seat Type: Tapered
- Electrical Terminal Type: Removable Nut
- Manufacturer Heat Range: 17
- Pre-Gap Size:
  - 0.035
  - 0.90
- Classification: Champion Copper Plus
- Ground Electrode Core Material: Nickel
- Insulator Height: 0.12
- Plug Type: Rv17yc
Dependable performance. This Champion® spark plug features a copper core electrode that provides increased conductivity and heat control for good overall wear.
Suggested Purchase Quantity: 8
- Most jobs typically require 8 of this item.
This item must be purchased in quantities of 8

This Part Fits the Following OEM/Substitute Numbers:

14RF52, 14RF62, 4091678, 4289155, 4339415, 44TS, 45TS, 46TS, 5213202S, ARF62, CR44TS, CR45TS, R44TS, R45TS, RV17YC, TR14PRU

Additional Fitment Information:

Vehicle	Block	CC	Engine	CID
1973 - Pontiac LeMans	L	4098	6 Cyl 4.1L	250

4 In Stock

Limited-Time Offer

$8.73 USD

$10.48 USD


Brand	Champion
Part #	C3325
Condition	New
Warehouse	B

UPC: 037551000265

1973 Pontiac GTO Spark Plug 8 Cyl 7.5L Champion

Champion Copper Plus- Boxed - RV17YC
Gap 0.040in OE Type ; Plug Type RV17YC
Champion Copper Plus 25 Spark Plug (Carton of 4)
Copper Plus
Product Attributes:
- Hex Size:
  - 0.625
  - 15.880
- Reach: 0.441
- Center Electrode Tip Material: Nickel
- Seat Type: Tapered
- Electrical Terminal Type: Removable Nut
- Manufacturer Heat Range: 17
- Pre-Gap Size:
  - 0.035
  - 0.90
- Classification: Champion Copper Plus
- Ground Electrode Core Material: Nickel
- Insulator Height: 0.12
- Plug Type: Rv17yc
Dependable performance. This Champion® spark plug features a copper core electrode that provides increased conductivity and heat control for good overall wear.
Suggested Purchase Quantity: 8
- Most jobs typically require 8 of this item.
This item must be purchased in quantities of 8

Additional Fitment Information:

Vehicle	Block	CC	Engine	CID
1973 - Pontiac GTO	V	7456	8 Cyl 7.5L	455

4 In Stock

Limited-Time Offer

$8.73 USD

$10.48 USD


Brand	Champion
Part #	C3325
Condition	New
Warehouse	B

UPC: 037551000265

1973 Pontiac Ventura Spark Plug 8 Cyl 5.0L Champion

Champion Copper Plus- Boxed - RV17YC
Gap 0.035in OE Type ; Plug Type RV17YC
Champion Copper Plus 25 Spark Plug (Carton of 4)
Copper Plus
Product Attributes:
- Hex Size:
  - 0.625
  - 15.880
- Reach: 0.441
- Center Electrode Tip Material: Nickel
- Seat Type: Tapered
- Electrical Terminal Type: Removable Nut
- Manufacturer Heat Range: 17
- Pre-Gap Size:
  - 0.035
  - 0.90
- Classification: Champion Copper Plus
- Ground Electrode Core Material: Nickel
- Insulator Height: 0.12
- Plug Type: Rv17yc
Dependable performance. This Champion® spark plug features a copper core electrode that provides increased conductivity and heat control for good overall wear.
Suggested Purchase Quantity: 8
- Most jobs typically require 8 of this item.
This item must be purchased in quantities of 8

Additional Fitment Information:

Vehicle	Block	CC	Engine	CID
1973 - Pontiac Ventura	V	5031	8 Cyl 5.0L	307

4 In Stock

Limited-Time Offer

$8.73 USD

$10.48 USD


Brand	Champion
Part #	C3325
Condition	New
Warehouse	B

UPC: 037551000265

1973 Pontiac Bonneville Spark Plug 8 Cyl 6.6L Champion

Champion Copper Plus- Boxed - RV17YC
Gap 0.040in; Plug Type RV17YC
Champion Copper Plus 25 Spark Plug (Carton of 4)
Copper Plus
Product Attributes:
- Hex Size:
  - 0.625
  - 15.880
- Reach: 0.441
- Center Electrode Tip Material: Nickel
- Seat Type: Tapered
- Electrical Terminal Type: Removable Nut
- Manufacturer Heat Range: 17
- Pre-Gap Size:
  - 0.035
  - 0.90
- Classification: Champion Copper Plus
- Ground Electrode Core Material: Nickel
- Insulator Height: 0.12
- Plug Type: Rv17yc
Dependable performance. This Champion® spark plug features a copper core electrode that provides increased conductivity and heat control for good overall wear.
Suggested Purchase Quantity: 8
- Most jobs typically require 8 of this item.
This item must be purchased in quantities of 8

Additional Fitment Information:

Vehicle	Block	CC	Engine	CID
1973 - Pontiac Bonneville	V	-	8 Cyl 6.6L	400

4 In Stock

Limited-Time Offer

$8.73 USD

$10.48 USD


Brand	Champion
Part #	C3325
Condition	New
Warehouse	B

UPC: 037551000265

1973 Pontiac Ventura Spark Plug 8 Cyl 5.0L Autolite

Autolite 145 Copper Spark Plug
OE Style; Auto
Copper Spark Plug
Product Attributes:
- Center Electrode Projection: Short Projection
- Center Electrode Insulator Tip Projection:
  - 0.044
  - 1.12
- Seat Type: Tapered
- Washer Included: No
- Electrical Terminal Type: Non-removable Nut
- Ground Electrode Quantity: 1
- Grade Type: Regular
- Core Nose Length:
  - 0.557
  - 14.15
- 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:
  - 0.04
  - 1.02
- 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:

121, 19157985, 19157988, 22131, 2U2J12405YA, 44T, 5029, 5613842, 5613855, 5613867, 5613875, 566, 711, 7972, 8129827, ARF4, ARF6, ASF4C...VIEW MORE

Additional Fitment Information:

Vehicle	Block	CC	Engine	CID
1973 - Pontiac Ventura	V	-	8 Cyl 5.0L	307

62 In Stock

Limited-Time Offer

$8.46 USD

$10.15 USD


Brand	Autolite
Part #	A77145
Condition	New
Warehouse	B

UPC: 009100001450

1973 Pontiac Ventura Spark Plug 8 Cyl 5.0L Autolite

Autolite 145 Copper Spark Plug
Gap .040 (in); Auto
Copper Spark Plug
Product Attributes:
- Center Electrode Projection: Short Projection
- Center Electrode Insulator Tip Projection:
  - 0.044
  - 1.12
- Seat Type: Tapered
- Washer Included: No
- Electrical Terminal Type: Non-removable Nut
- Ground Electrode Quantity: 1
- Grade Type: Regular
- Core Nose Length:
  - 0.557
  - 14.15
- 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:
  - 0.04
  - 1.02
- 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
1973 - Pontiac Ventura	V	-	8 Cyl 5.0L	307

62 In Stock

Limited-Time Offer

$8.46 USD

$10.15 USD


Brand	Autolite
Part #	A77145
Condition	New
Warehouse	B

UPC: 009100001450

1973 Pontiac Firebird Spark Plug Wire Set 8 Cyl 7.5L Accel

For Use w/Points Style Distributor Cap; Fits w/Pre HEI; 7mm; Cooper Core; Straight Orange Boots; Yellow
Universal Fit Super Stock Spark Plug Wire Set; For Use w/Points Style Distributor Cap; Fits w/Pre HEI; 7mm; Cooper Core; Straight Orange Boots; Yellow;
Universal Fit Super Stock Spark Plug Wire Set
Product Attributes:
- Wire Diameter: 7mm
- Wire Series: Superstock
- Boot Temperature Rating: Meets Or Exceeds Oe
- WARNING CA Proposition 65: Yes
- Core Type: Copper
- Boot Type: Straight
- Wire Temperature Rating: 450 Degree
- Boot Material: Silicone
- Engine: Universal 6 Cylinder
- Resistance: Meets Or Exceeds Oe
- Boot Angle: Straight
Features:
- 7 mm Yellow Silicone Jacket
- Street-driven Applications
- Copper Core
- Orange Spark Plug Boots
- Pre HEI Vehicles
- Universal Wire Set
- 450 Degree Wire Temperature Rating
- Silicone Spark Plug Boots
- Meets Or Exceeds OE Boot Temperature Rating
- Meets or Exceeds OE Resistance
- Limited 90 Day Warranty
ACCEL's SuperStock 4000 series spark plug wire sets are designed to upgrade an OE ignition system for high-spark delivery levels for street driven applications. The 450 degree F rated silicone jacket is extruded over a tightly woven, rugged fiberglass braid. The braid is applied over high dielectric strength EPDM (Ethylene Propylene Diene Monomer) inner insulation for ignition wire performance that exceeds SAE specifications.