Select a vehicle to find exact fit parts

Back to vehicles list

Shop By Product Matching "Autolite"

Choose a Model for your 1956 GMC

100 150 250 300 350-8 370 F350 F370 FM340 FM350 M300 M340 PM150 PM151 PM250 PM251 S300 S370 Truck

Showing 1 - 9 of 9 products

Sort:

Show:

Image

SKU

Product

Rating

Price

1956 GMC PM151 Spark Plug 6 Cyl 4.4L Autolite

Autolite 303 Copper Spark Plug
OE Style; Auto
Copper Spark Plug
Product Attributes:
- Center Electrode Insulator Tip Projection:
  - 0.039
  - 0.99
- Washer Included: Yes
- Electrical Terminal Type: Removable Nut
- Grade Type: Regular
- Core Nose Length:
  - 0.504
  - 12.8
- Washer Type: Flat
- Ground Electrode Tip Material: Nickel
- Skirt: Yes
- Center Electrode Core Material: Copper
- Hex Type: Hex
- Resistor Type: Yes
- Indexed: No
- Ground Electrode Tip Design: Standard
- Pre-Gap Size:
  - 0.034
  - 0.86
- Ground Electrode Core Material: Nickel
- Center Electrode Projection: Short Projection
- Seat Type: Flat
- Ground Electrode Quantity: 1
- Insulator Material: Ceramic
- Hex Size: 13/16
- Reach:
  - 0.374
  - 9.5
- Center Electrode Tip Material: Nickel
- Skirt Length:
  - 0.673
  - 17.09
- Resistance: 5000
- Insulator Height:
  - 2.327
  - 59.11
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
1956 - GMC PM151	L	-	6 Cyl 4.4L	270

40 In Stock

Limited-Time Offer

$7.98 USD

$9.58 USD


Brand	Autolite
Part #	A77303
Condition	New
Warehouse	B

UPC: 009100003034

1956 GMC 100 Spark Plug 8 Cyl 5.3L Autolite

Autolite 303 Copper Spark Plug
Gap .035 (in); Auto
Copper Spark Plug
Product Attributes:
- Center Electrode Insulator Tip Projection:
  - 0.039
  - 0.99
- Washer Included: Yes
- Electrical Terminal Type: Removable Nut
- Grade Type: Regular
- Core Nose Length:
  - 0.504
  - 12.8
- Washer Type: Flat
- Ground Electrode Tip Material: Nickel
- Skirt: Yes
- Center Electrode Core Material: Copper
- Hex Type: Hex
- Resistor Type: Yes
- Indexed: No
- Ground Electrode Tip Design: Standard
- Pre-Gap Size:
  - 0.034
  - 0.86
- Ground Electrode Core Material: Nickel
- Center Electrode Projection: Short Projection
- Seat Type: Flat
- Ground Electrode Quantity: 1
- Insulator Material: Ceramic
- Hex Size: 13/16
- Reach:
  - 0.374
  - 9.5
- Center Electrode Tip Material: Nickel
- Skirt Length:
  - 0.673
  - 17.09
- Resistance: 5000
- Insulator Height:
  - 2.327
  - 59.11
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
1956 - GMC 100	V	5272	8 Cyl 5.3L	322

40 In Stock

Limited-Time Offer

$7.98 USD

$9.58 USD


Brand	Autolite
Part #	A77303
Condition	New
Warehouse	B

UPC: 009100003034

1956 GMC Truck Spark Plug 8 Cyl 5.3L Autolite

Autolite 303 Copper Spark Plug
OE Style; Auto
Copper Spark Plug
Product Attributes:
- Center Electrode Insulator Tip Projection:
  - 0.039
  - 0.99
- Washer Included: Yes
- Electrical Terminal Type: Removable Nut
- Grade Type: Regular
- Core Nose Length:
  - 0.504
  - 12.8
- Washer Type: Flat
- Ground Electrode Tip Material: Nickel
- Skirt: Yes
- Center Electrode Core Material: Copper
- Hex Type: Hex
- Resistor Type: Yes
- Indexed: No
- Ground Electrode Tip Design: Standard
- Pre-Gap Size:
  - 0.034
  - 0.86
- Ground Electrode Core Material: Nickel
- Center Electrode Projection: Short Projection
- Seat Type: Flat
- Ground Electrode Quantity: 1
- Insulator Material: Ceramic
- Hex Size: 13/16
- Reach:
  - 0.374
  - 9.5
- Center Electrode Tip Material: Nickel
- Skirt Length:
  - 0.673
  - 17.09
- Resistance: 5000
- Insulator Height:
  - 2.327
  - 59.11
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
1956 - GMC Truck	V	5272	8 Cyl 5.3L	322

40 In Stock

Limited-Time Offer

$7.98 USD

$9.58 USD


Brand	Autolite
Part #	A77303
Condition	New
Warehouse	B

UPC: 009100003034

1956 GMC F370 Spark Plug 6 Cyl 4.4L Autolite

Autolite 303 Copper Spark Plug
Gap .035 (in); Auto
Copper Spark Plug
Product Attributes:
- Center Electrode Insulator Tip Projection:
  - 0.039
  - 0.99
- Washer Included: Yes
- Electrical Terminal Type: Removable Nut
- Grade Type: Regular
- Core Nose Length:
  - 0.504
  - 12.8
- Washer Type: Flat
- Ground Electrode Tip Material: Nickel
- Skirt: Yes
- Center Electrode Core Material: Copper
- Hex Type: Hex
- Resistor Type: Yes
- Indexed: No
- Ground Electrode Tip Design: Standard
- Pre-Gap Size:
  - 0.034
  - 0.86
- Ground Electrode Core Material: Nickel
- Center Electrode Projection: Short Projection
- Seat Type: Flat
- Ground Electrode Quantity: 1
- Insulator Material: Ceramic
- Hex Size: 13/16
- Reach:
  - 0.374
  - 9.5
- Center Electrode Tip Material: Nickel
- Skirt Length:
  - 0.673
  - 17.09
- Resistance: 5000
- Insulator Height:
  - 2.327
  - 59.11
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:

102, 124, 3075, 407L, 43, 44, 5569992, 5612002, 5612567, 5612569, 5613865, 742, 8129861, 8129865, 823, 8231, 8U2J12405AYA, 9B-0444...VIEW MORE

Additional Fitment Information:

Vehicle	Block	CC	Engine	CID
1956 - GMC F370	L	4425	6 Cyl 4.4L	270

40 In Stock

Limited-Time Offer

$7.98 USD

$9.58 USD


Brand	Autolite
Part #	A77303
Condition	New
Warehouse	B

UPC: 009100003034

1956 GMC F370 Spark Plug 8 Cyl 5.2L Autolite

Autolite 295 Copper Spark Plug
OE Style; Auto
Copper Spark Plug
Product Attributes:
- Center Electrode Insulator Tip Projection:
  - 0.039
  - 0.99
- Washer Included: Yes
- Electrical Terminal Type: Non-removable Nut
- Grade Type: Regular
- Core Nose Length:
  - 0.633
  - 16.08
- Washer Type: Flat
- Ground Electrode Tip Material: Nickel
- Skirt: Yes
- Center Electrode Core Material: Copper
- Hex Type: Hex
- Resistor Type: No
- Indexed: No
- Ground Electrode Tip Design: Standard
- Pre-Gap Size:
  - 0.03
  - 0.76
- Ground Electrode Core Material: Nickel
- Center Electrode Projection: Short Projection
- Seat Type: Flat
- Ground Electrode Quantity: 1
- Insulator Material: Ceramic
- Hex Size: 13/16
- Reach:
  - 0.374
  - 9.5
- Center Electrode Tip Material: Nickel
- Skirt Length:
  - 0.623
  - 15.82
- Manufacturer Heat Range: 6
- Resistance: 1
- Insulator Height:
  - 2.327
  - 59.11
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:

14-8 E, 14-9 EUO, 29693, 3210, 45, 45770-6, 46, 6008, 77-317, 8129840, 834230-MI, 841, 8411, 841S, 8U2J12405AXA, A7, A71, A7C...VIEW MORE

Additional Fitment Information:

Vehicle	Block	CC	Engine	CID
1956 - GMC F370	V	5179	8 Cyl 5.2L	316

20 In Stock

Limited-Time Offer

$8.22 USD

$9.86 USD


Brand	Autolite
Part #	A77295
Condition	New
Warehouse	B

UPC: 009100929518

1956 GMC F350 Spark Plug 8 Cyl 5.2L Autolite

Autolite 295 Copper Spark Plug
Non-Resistor Plug; Auto
Copper Spark Plug
Product Attributes:
- Center Electrode Insulator Tip Projection:
  - 0.039
  - 0.99
- Washer Included: Yes
- Electrical Terminal Type: Non-removable Nut
- Grade Type: Regular
- Core Nose Length:
  - 0.633
  - 16.08
- Washer Type: Flat
- Ground Electrode Tip Material: Nickel
- Skirt: Yes
- Center Electrode Core Material: Copper
- Hex Type: Hex
- Resistor Type: No
- Indexed: No
- Ground Electrode Tip Design: Standard
- Pre-Gap Size:
  - 0.03
  - 0.76
- Ground Electrode Core Material: Nickel
- Center Electrode Projection: Short Projection
- Seat Type: Flat
- Ground Electrode Quantity: 1
- Insulator Material: Ceramic
- Hex Size: 13/16
- Reach:
  - 0.374
  - 9.5
- Center Electrode Tip Material: Nickel
- Skirt Length:
  - 0.623
  - 15.82
- Manufacturer Heat Range: 6
- Resistance: 1
- Insulator Height:
  - 2.327
  - 59.11
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
1956 - GMC F350	V	5179	8 Cyl 5.2L	316

20 In Stock

Limited-Time Offer

$8.22 USD

$9.86 USD


Brand	Autolite
Part #	A77295
Condition	New
Warehouse	B

UPC: 009100929518

1956 GMC F370 Spark Plug 8 Cyl 5.2L Autolite

Autolite 295 Copper Spark Plug
Gap .035 (in); Auto
Copper Spark Plug
Product Attributes:
- Center Electrode Insulator Tip Projection:
  - 0.039
  - 0.99
- Washer Included: Yes
- Electrical Terminal Type: Non-removable Nut
- Grade Type: Regular
- Core Nose Length:
  - 0.633
  - 16.08
- Washer Type: Flat
- Ground Electrode Tip Material: Nickel
- Skirt: Yes
- Center Electrode Core Material: Copper
- Hex Type: Hex
- Resistor Type: No
- Indexed: No
- Ground Electrode Tip Design: Standard
- Pre-Gap Size:
  - 0.03
  - 0.76
- Ground Electrode Core Material: Nickel
- Center Electrode Projection: Short Projection
- Seat Type: Flat
- Ground Electrode Quantity: 1
- Insulator Material: Ceramic
- Hex Size: 13/16
- Reach:
  - 0.374
  - 9.5
- Center Electrode Tip Material: Nickel
- Skirt Length:
  - 0.623
  - 15.82
- Manufacturer Heat Range: 6
- Resistance: 1
- Insulator Height:
  - 2.327
  - 59.11
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
1956 - GMC F370	V	5179	8 Cyl 5.2L	316

20 In Stock

Limited-Time Offer

$8.22 USD

$9.86 USD


Brand	Autolite
Part #	A77295
Condition	New
Warehouse	B

UPC: 009100929518

1956 GMC PM251 Spark Plug 8 Cyl 5.2L Autolite

Autolite 306 Copper Spark Plug
Resistor Plug; Auto
Copper Spark Plug
Product Attributes:
- Center Electrode Insulator Tip Projection:
  - 0.039
  - 0.99
- Washer Included: Yes
- Electrical Terminal Type: Non-removable Nut
- Grade Type: Regular
- Core Nose Length:
  - 0.633
  - 16.08
- Washer Type: Flat
- Ground Electrode Tip Material: Nickel
- Skirt: Yes
- Center Electrode Core Material: Copper
- Hex Type: Hex
- Resistor Type: Yes
- Indexed: No
- Ground Electrode Tip Design: Standard
- Pre-Gap Size:
  - 0.034
  - 0.86
- Ground Electrode Core Material: Nickel
- Center Electrode Projection: Short Projection
- Seat Type: Flat
- Ground Electrode Quantity: 1
- Insulator Material: Ceramic
- Hex Size: 13/16
- Reach:
  - 0.374
  - 9.5
- Center Electrode Tip Material: Nickel
- Skirt Length:
  - 0.544
  - 13.82
- Manufacturer Heat Range: 4
- Resistance: 5000
- Insulator Height:
  - 2.464
  - 62.59
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
1956 - GMC PM251	V	-	8 Cyl 5.2L	317

8 In Stock

Limited-Time Offer

$9.60 USD

$11.52 USD


Brand	Autolite
Part #	A77306
Condition	New
Warehouse	B

UPC: 009100253392

1956 GMC Truck Spark Plug 8 Cyl 5.2L Autolite

Autolite 306 Copper Spark Plug
Gap .035 (in); Auto
Copper Spark Plug
Product Attributes:
- Center Electrode Insulator Tip Projection:
  - 0.039
  - 0.99
- Washer Included: Yes
- Electrical Terminal Type: Non-removable Nut
- Grade Type: Regular
- Core Nose Length:
  - 0.633
  - 16.08
- Washer Type: Flat
- Ground Electrode Tip Material: Nickel
- Skirt: Yes
- Center Electrode Core Material: Copper
- Hex Type: Hex
- Resistor Type: Yes
- Indexed: No
- Ground Electrode Tip Design: Standard
- Pre-Gap Size:
  - 0.034
  - 0.86
- Ground Electrode Core Material: Nickel
- Center Electrode Projection: Short Projection
- Seat Type: Flat
- Ground Electrode Quantity: 1
- Insulator Material: Ceramic
- Hex Size: 13/16
- Reach:
  - 0.374
  - 9.5
- Center Electrode Tip Material: Nickel
- Skirt Length:
  - 0.544
  - 13.82
- Manufacturer Heat Range: 4
- Resistance: 5000
- Insulator Height:
  - 2.464
  - 62.59
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