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1966 GMC Suburban Spark Plug 6 Cyl 5.0L Champion

Champion Copper Plus- Boxed - RN12YC
3/4in Reach Spark Plugs Resistor Type Gap 0.035in ; Plug Type RN12YC
Champion Copper Plus 404 Spark Plug (Carton of 4)
Copper Plus
Product Attributes:
- Hex Size:
  - 0.813
  - 20.650
- Reach: 0.75
- Center Electrode Tip Material: Nickel
- Seat Type: Flat
- Electrical Terminal Type: Non-removable Nut
- Pre-Gap Size:
  - 0.035
  - 0.89
- Classification: Champion Copper Plus
- Ground Electrode Core Material: Nickel
- Insulator Height: 0.12
- Plug Type: Rn12yc
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 4

Additional Fitment Information:

Vehicle	Block	CC	Engine	CID
1966 - GMC Suburban	V	5012	6 Cyl 5.0L	305

52 In Stock

Limited-Time Offer

$9.25 USD

$11.10 USD


Brand	Champion
Part #	C33404
Condition	New
Warehouse	B

UPC: 037551000180

1966 GMC K1000 Spark Plug 6 Cyl 5.7L Champion

Champion Copper Plus- Boxed - RN12YC
3/4in Reach Spark Plugs Resistor Type Gap 0.040in ; Plug Type RN12YC
Champion Copper Plus 404 Spark Plug (Carton of 4)
Copper Plus
Product Attributes:
- Hex Size:
  - 0.813
  - 20.650
- Reach: 0.75
- Center Electrode Tip Material: Nickel
- Seat Type: Flat
- Electrical Terminal Type: Non-removable Nut
- Pre-Gap Size:
  - 0.035
  - 0.89
- Classification: Champion Copper Plus
- Ground Electrode Core Material: Nickel
- Insulator Height: 0.12
- Plug Type: Rn12yc
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 4

Additional Fitment Information:

Vehicle	Block	CC	Engine Designation	Engine	CID
1966 - GMC K1000	V	5753	351E	6 Cyl 5.7L	351

52 In Stock

Limited-Time Offer

$9.25 USD

$11.10 USD


Brand	Champion
Part #	C33404
Condition	New
Warehouse	B

UPC: 037551000180

1966 GMC P1000 Spark Plug 4 Cyl 2.5L Champion

Champion Copper Plus- Boxed - RN12YC
Resistor Type Gap 0.035in ; Plug Type RN12YC
Champion Copper Plus 404 Spark Plug (Carton of 4)
Copper Plus
Product Attributes:
- Hex Size:
  - 0.813
  - 20.650
- Reach: 0.75
- Center Electrode Tip Material: Nickel
- Seat Type: Flat
- Electrical Terminal Type: Non-removable Nut
- Pre-Gap Size:
  - 0.035
  - 0.89
- Classification: Champion Copper Plus
- Ground Electrode Core Material: Nickel
- Insulator Height: 0.12
- Plug Type: Rn12yc
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 4

This Part Fits the Following OEM/Substitute Numbers:

14GR42, 4091713, 4218, 4219, 4220, 5213693, 7507837, 7905, 7922, 8008, 9007, 93206675, 93230927, AGR32C, AGR42, AGR42C, AGR52, AGS32C...VIEW MORE

Additional Fitment Information:

Vehicle	Block	CC	Engine	CID
1966 - GMC P1000	L	2507	4 Cyl 2.5L	153

52 In Stock

Limited-Time Offer

$9.25 USD

$11.10 USD


Brand	Champion
Part #	C33404
Condition	New
Warehouse	B

UPC: 037551000180

1966 GMC 3500 Spark Plug 6 Cyl 4.1L Champion

Champion Copper Plus- Boxed - RN14YC
Gap 0.035in OE Type ; Plug Type RN14YC
Champion Copper Plus 405 Spark Plug (Carton of 4)
Copper Plus
Product Attributes:
- Hex Size:
  - 0.813
  - 20.650
- Reach: 0.75
- Center Electrode Tip Material: Nickel
- Seat Type: Flat
- Electrical Terminal Type: Non-removable Nut
- Manufacturer Heat Range: 14
- Pre-Gap Size:
  - 0.035
  - 0.90
- Classification: Champion Copper Plus
- Ground Electrode Core Material: Nickel
- Insulator Height: 0.12
- Plug Type: Rn14yc
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 4

This Part Fits the Following OEM/Substitute Numbers:

14G52, 14G82, 14GR52, 4020, 4221, 44NS, 44XLO, 44XLS, 45NS, 45XLS, 46XLS, 7911, 7913, 82300317, AG82, AGR82, BP4ES, BPR2ES...VIEW MORE

Additional Fitment Information:

Vehicle	Block	CC	Engine	CID
1966 - GMC 3500	L	4097	6 Cyl 4.1L	250

36 In Stock

Limited-Time Offer

$9.18 USD

$11.02 USD


Brand	Champion
Part #	C33405
Condition	New
Warehouse	B

UPC: 037551001514

1966 GMC PB1000 Series Spark Plug 6 Cyl 3.2L Champion

Champion Copper Plus- Boxed - RN14YC
Gap 0.035in; Plug Type RN14YC
Champion Copper Plus 405 Spark Plug (Carton of 4)
Copper Plus
Product Attributes:
- Hex Size:
  - 0.813
  - 20.650
- Reach: 0.75
- Center Electrode Tip Material: Nickel
- Seat Type: Flat
- Electrical Terminal Type: Non-removable Nut
- Manufacturer Heat Range: 14
- Pre-Gap Size:
  - 0.035
  - 0.90
- Classification: Champion Copper Plus
- Ground Electrode Core Material: Nickel
- Insulator Height: 0.12
- Plug Type: Rn14yc
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 4

Additional Fitment Information:

Vehicle	Block	CC	Engine	CID
1966 - GMC PB1000 Series	L	3180	6 Cyl 3.2L	194

36 In Stock

Limited-Time Offer

$9.18 USD

$11.02 USD


Brand	Champion
Part #	C33405
Condition	New
Warehouse	B

UPC: 037551001514

1966 GMC Suburban Spark Plug 6 Cyl 5.0L Champion

Champion Copper Plus- Boxed - RJ12YC
3/8in Reach Spark Plugs Resistor Type Gap 0.035in ; Plug Type RJ12YC
Champion Copper Plus 14 Spark Plug (Carton of 4)
Copper Plus
Product Attributes:
- Hex Size:
  - 0.813
  - 20.650
- Reach: 0.375
- Center Electrode Tip Material: Nickel
- Seat Type: Flat
- Electrical Terminal Type: Non-removable Nut
- Pre-Gap Size:
  - 0.035
  - 0.90
- Classification: Champion Copper Plus
- Ground Electrode Core Material: Nickel
- Insulator Height: 0.09
- Plug Type: Rj12yc
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 4

This Part Fits the Following OEM/Substitute Numbers:

14R32, 14R42, 4091933, 4339425, AR32, AR42, AS42C, BPR6S, CR43S, R42S, R43CS, R43S, R44S, RJ12YC, SF8E, SM8E, W20PRU, WR7F...VIEW MORE

Additional Fitment Information:

Vehicle	Block	CC	Engine	CID
1966 - GMC Suburban	V	5012	6 Cyl 5.0L	305

58 In Stock

Limited-Time Offer

$9.33 USD

$11.20 USD


Brand	Champion
Part #	C3314
Condition	New
Warehouse	B

UPC: 037551000173

1966 GMC 3500 Spark Plug 8 Cyl 4.6L Champion

Champion Copper Plus Small Engine- Boxed - J8C
Non-Resistor Type Gap 0.035in ; Plug Type J8C
Champion Copper Plus Small Engine 841 Spark Plug (Carton of 4)
Copper Plus
Product Attributes:
- Hex Size:
  - 0.813
  - 20.650
- Reach: 0.375
- Center Electrode Tip Material: Nickel
- Seat Type: Flat
- Electrical Terminal Type: Removable Nut
- Pre-Gap Size:
  - 0.030
  - 0.76
- Classification: Champion Copper Plus Small Engine
- Ground Electrode Core Material: Nickel
- Plug Type: J8c
Dependable performance. This Champion® spark plug features a copper core electrode that provides increased conductivity and heat control for good overall wear.
This item must be purchased in quantities of 4

This Part Fits the Following OEM/Substitute Numbers:

14-4, 14-5, 14-7, 14-7X, 4339491, 44, 45, 4907335, 77-317-1, 7809, 834225-MI, 834225MI, 834230-MI, 834230MI, A5, A5X, A7, A7C...VIEW MORE

Additional Fitment Information:

Vehicle	Block	CC	Engine	CID
1966 - GMC 3500	V	4638	8 Cyl 4.6L	283

50 In Stock

Limited-Time Offer

$6.30 USD

$7.56 USD


Brand	Champion
Part #	C33841
Condition	New
Warehouse	B

UPC: 037551001088

1966 GMC 3000 Spark Plug 6 Cyl 5.7L Champion

Champion Copper Plus Small Engine- Boxed - J6C
3/8in Reach Spark Plugs Non-Resistor Type Gap 0.030in OE Type ; Plug Type J6C
Champion Copper Plus Small Engine 823 Spark Plug (Carton of 4)
Copper Plus
Product Attributes:
- Hex Size:
  - 0.813
  - 20.650
- Reach: 0.375
- Center Electrode Tip Material: Nickel
- Seat Type: Flat
- Electrical Terminal Type: Removable Nut
- Ground Electrode Tip Design: J Gap
- Manufacturer Heat Range: 6
- Pre-Gap Size:
  - 0.030
  - 0.78
- Classification: Champion Copper Plus Small Engine
- Ground Electrode Core Material: Nickel
- Plug Type: J6c
Dependable performance. This Champion® spark plug features a copper core electrode that provides increased conductivity and heat control for good overall wear.
This item must be purchased in quantities of 4

This Part Fits the Following OEM/Substitute Numbers:

14-3, 14-3X, 43, 7535, 79001652, 9B0444, A3X, AT3, AT4, AZ3, B43, B7S, C43, J6C, W17U, W20SU, W22SU, W22U...VIEW MORE

Additional Fitment Information:

Vehicle	Block	CC	Engine	CID
1966 - GMC 3000	V	5753	6 Cyl 5.7L	351

74 In Stock

Limited-Time Offer

$9.65 USD

$11.58 USD


Brand	Champion
Part #	C33823
Condition	New
Warehouse	B

UPC: 037551000029

1966 GMC L3500 Spark Plug 6 Cyl 5.7L Champion

Champion Copper Plus Small Engine- Boxed - J6C
3/8in Reach Spark Plugs Non-Resistor Type Gap 0.030in ; Plug Type J6C
Champion Copper Plus Small Engine 823 Spark Plug (Carton of 4)
Copper Plus
Product Attributes:
- Hex Size:
  - 0.813
  - 20.650
- Reach: 0.375
- Center Electrode Tip Material: Nickel
- Seat Type: Flat
- Electrical Terminal Type: Removable Nut
- Ground Electrode Tip Design: J Gap
- Manufacturer Heat Range: 6
- Pre-Gap Size:
  - 0.030
  - 0.78
- Classification: Champion Copper Plus Small Engine
- Ground Electrode Core Material: Nickel
- Plug Type: J6c
Dependable performance. This Champion® spark plug features a copper core electrode that provides increased conductivity and heat control for good overall wear.
This item must be purchased in quantities of 4

Additional Fitment Information:

Vehicle	Block	CC	Engine	CID
1966 - GMC L3500	V	5753	6 Cyl 5.7L	351

74 In Stock

Limited-Time Offer

$9.65 USD

$11.58 USD


Brand	Champion
Part #	C33823
Condition	New
Warehouse	B

UPC: 037551000029

1966 GMC 3500 Spark Plug 6 Cyl 5.0L Champion

Champion Copper Plus- Boxed - J12YC
3/8in Reach Spark Plugs Non-Resistor Type Gap 0.035in OE Type ; Plug Type J12YC
Champion Copper Plus Small Engine 10 Spark Plug (Carton of 4)
Copper Plus
Product Attributes:
- Hex Size:
  - 0.813
  - 20.650
- Reach: 0.375
- Center Electrode Tip Material: Nickel
- Seat Type: Flat
- Electrical Terminal Type: Removable Nut
- Pre-Gap Size:
  - 0.035
  - 0.89
- Classification: Champion Copper Plus
- Ground Electrode Core Material: Nickel
- Insulator Height: 0.09
- Plug Type: J12yc
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 4