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AUTOLITE 46 spark plug

46 AUTOLITE – Properties, Compatibility and Alternatives

The AUTOLITE 46 spark plug represents a reliable ignition component designed for various automotive applications. This Spark plug AUTOLITE 46 delivers consistent performance in standard gasoline engines, providing efficient combustion and dependable starting characteristics. The component serves as a critical element in the ignition system, creating the electrical spark necessary for fuel mixture ignition.

Advantages of the 46 AUTOLITE

  • Copper core construction ensures excellent heat dissipation and thermal conductivity
  • Standard nickel alloy electrodes provide reliable ignition performance and extended service life
  • The Spark plug 46 AUTOLITE features precise manufacturing tolerances for consistent gap spacing
  • Corrosion-resistant shell design withstands harsh engine environments and temperature variations
  • Universal fitment makes this 46 AUTOLITE spark plug compatible with numerous vehicle applications
  • Cost-effective solution for routine maintenance and replacement requirements

Technical Data

Feature Value
Manufacturer Autolite
Model AUTOLITE 46
Type Standard copper core
Thread size 14mm
Thread length 19mm (3/4 inch)
Wrench size 5/8 inch (16mm)
Heat range 6 (medium)
Electrode gap 0.035 inch (0.89mm)
Resistance Non-resistor
Application Standard gasoline engines

Compatibility and Areas of Application

This ignition component demonstrates versatility across multiple automotive platforms, particularly in older vehicle models and standard engine configurations. The AUTOLITE 46 spark plug works effectively in naturally aspirated engines with conventional ignition systems. Primary applications include:

  • Classic American automobiles from the 1960s through 1980s
  • Small block and big block V8 engines
  • Industrial engines and marine applications
  • Lawn and garden equipment with compatible specifications

Suitable for the following vehicle models and equivalents

It is important to mention that alternative products can be found on AUTODOC. Currently, there are over 7000 items available in the spark plugs category.

Car maker Car Model
Ford Mustang 289, F-150, Bronco
Chevrolet Camaro, Corvette, Impala
Dodge Charger, Challenger, Ram
Plymouth Barracuda, Duster, Fury

Application Notes and Important Questions

  • What is the recommended replacement interval for the 46 AUTOLITE? Standard maintenance schedules suggest replacement every 30,000 to 50,000 miles depending on driving conditions.
  • Can this Spark plug AUTOLITE 46 handle high-performance applications? While suitable for standard engines, high-performance setups may benefit from platinum or iridium alternatives.
  • How does gap adjustment affect performance? Proper gap spacing ensures optimal spark formation and prevents misfiring issues.
  • What are the signs of spark plug failure? Common symptoms include rough idling, poor acceleration, and increased fuel consumption.

Conclusion

The AUTOLITE 46 provides dependable ignition performance for standard automotive applications at an economical price point. This 46 AUTOLITE remains a popular choice for classic vehicle restoration and routine maintenance requirements. Its proven design and widespread compatibility make it an excellent option for maintaining older engine platforms.

51 items
AUTOLITE 63 Spark plug Spanner Size: 21
Article number: 63
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  • Spark Plug: Control electrode gap, Interference Suppression, 1 - Earthed Electrode, with gasket seat
  • Electrode Gap [mm]: 0,9
  • Spanner Size: 21
  • External Thread [mm]: 14
  • Thread Length [mm]: 19
  • Spark Position [mm]: 3,40
  • Thread Pitch [mm]: 1,25
  • Connector type: SAE / M4
  • Weight [kg]: 0,07
  • Resistor [kOhm]: 5
  • Tightening torque from [Nm]: 20
  • Tightening torque to [Nm]: 30
  • Item number: 63
  • Manufacturer: AUTOLITE
  • EAN number: 9100000637
  • Condition: New
Details
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AUTOLITE XP5224 Spark plug Spanner Size: 16 mm
Article number: XP5224
Reviews - 1
  • Spark Plug: Control electrode gap, Interference Suppression, 1 - Earthed Electrode, with gasket seat
  • Electrode Gap [mm]: 1,1
  • Spanner Size: 16 mm
  • External Thread [mm]: 14
  • Thread Length [mm]: 19
  • Spark Position [mm]: 4,80
  • Thread Pitch [mm]: 1,25
  • Connector type: SAE
  • Weight [kg]: 0,05
  • Resistor [kOhm]: 5
  • Tightening torque from [Nm]: 20
  • Tightening torque to [Nm]: 30
  • Item number: XP5224
  • Manufacturer: AUTOLITE
  • EAN number: 9100044426
  • Condition: New
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AUTOLITE XP5683 Spark plug Spanner Size: 14
Article number: XP5683
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  • Spark Plug: Control electrode gap, Interference Suppression, 1 - Earthed Electrode, with gasket seat
  • Electrode Gap [mm]: 1,1
  • Spanner Size: 14
  • External Thread [mm]: 12
  • Thread Length [mm]: 26,5
  • Spark Position [mm]: 3,80
  • Thread Pitch [mm]: 1,25
  • Connector type: SAE
  • Weight [kg]: 0,05
  • Resistor [kOhm]: 5
  • Tightening torque from [Nm]: 15
  • Tightening torque to [Nm]: 25
  • Item number: XP5683
  • Manufacturer: AUTOLITE
  • EAN number: 9100267191
  • Condition: New
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AUTOLITE APP5263 Spark plug Spanner Size: 16 mm
Article number: APP5263
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  • Spark Plug: Control electrode gap, Interference Suppression, 1 - Earthed Electrode, with taper seat
  • Electrode Gap [mm]: 1
  • Spanner Size: 16 mm
  • External Thread [mm]: 14
  • Thread Length [mm]: 25
  • Spark Position [mm]: 3,40
  • Thread Pitch [mm]: 1,25
  • Connector type: SAE
  • Weight [kg]: 0,06
  • Resistor [kOhm]: 5
  • Tightening torque from [Nm]: 10
  • Tightening torque to [Nm]: 20
  • Item number: APP5263
  • Manufacturer: AUTOLITE
  • EAN number: 9100040695
  • Condition: New
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AUTOLITE XP5364 Spark plug Spanner Size: 16 mm
Article number: XP5364
Reviews - 1
  • Spark Plug: Control electrode gap, Interference Suppression, 1 - Earthed Electrode, with taper seat
  • Electrode Gap [mm]: 1,4
  • Spanner Size: 16 mm
  • External Thread [mm]: 14
  • Thread Length [mm]: 25
  • Spark Position [mm]: 3,40
  • Thread Pitch [mm]: 1,25
  • Connector type: SAE 4
  • Weight [kg]: 0,05
  • Resistor [kOhm]: 5
  • Tightening torque from [Nm]: 10
  • Tightening torque to [Nm]: 20
  • Item number: XP5364
  • Manufacturer: AUTOLITE
  • EAN number: 9100044525
  • Condition: New
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AUTOLITE XP6003 Spark plug Spanner Size: 16 mm
Article number: XP6003
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  • Spark Plug: Control electrode gap, Interference Suppression, 1 - Earthed Electrode, with gasket seat
  • Electrode Gap [mm]: 1
  • Spanner Size: 16 mm
  • External Thread [mm]: 14
  • Thread Length [mm]: 26,5
  • Spark Position [mm]: 6
  • Thread Pitch [mm]: 1,25
  • Connector type: SAE
  • Weight [kg]: 0,06
  • Resistor [kOhm]: 5
  • Tightening torque from [Nm]: 20
  • Tightening torque to [Nm]: 30
  • Item number: XP6003
  • Manufacturer: AUTOLITE
  • EAN number: 9100267528
  • Condition: New
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AUTOLITE 275 Spark plug
Article number: 275
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  • Spark Plug: 1 - Earthed Electrode, with gasket seat, Nickel Middle Electrode, Control electrode gap
  • Electrode Gap [mm]: 0,63
  • External Thread [mm]: 14
  • Thread Length [mm]: 12,7
  • Spark Position [mm]: 3,30
  • Thread Pitch [mm]: 1,25
  • Connector type: SAE / M4
  • Weight [kg]: 0,06
  • Tightening torque from [Nm]: 20
  • Tightening torque to [Nm]: 30
  • Item number: 275
  • Manufacturer: AUTOLITE
  • EAN number: 9100927514
  • Condition: New
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AUTOLITE 5924 Spark plug Spanner Size: 16 mm
Article number: 5924
Reviews - 1
  • Spark Plug: Control electrode gap, Interference Suppression, 1 - Earthed Electrode, with gasket seat
  • Electrode Gap [mm]: 0,8
  • Spanner Size: 16 mm
  • External Thread [mm]: 14
  • Thread Length [mm]: 19
  • Spark Position [mm]: 3,40
  • Thread Pitch [mm]: 1,25
  • Connector type: SAE
  • Weight [kg]: 0,05
  • Resistor [kOhm]: 8
  • Tightening torque from [Nm]: 20
  • Tightening torque to [Nm]: 30
  • Item number: 5924
  • Manufacturer: AUTOLITE
  • EAN number: 9100268471
  • Condition: New
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AUTOLITE 5503 Spark plug Spanner Size: 16 mm
Article number: 5503
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  • Spark Plug: Control electrode gap, Interference Suppression, 1 - Earthed Electrode, with gasket seat
  • Electrode Gap [mm]: 1,1
  • Spanner Size: 16 mm
  • External Thread [mm]: 14
  • Thread Length [mm]: 19
  • Spark Position [mm]: 3,40
  • Thread Pitch [mm]: 1,25
  • Connector type: SAE
  • Weight [kg]: 0,05
  • Resistor [kOhm]: 5
  • Tightening torque from [Nm]: 20
  • Tightening torque to [Nm]: 30
  • Item number: 5503
  • Manufacturer: AUTOLITE
  • EAN number: 9100001801
  • Condition: New
Details
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AUTOLITE 4265 Spark plug Spanner Size: 21
Article number: 4265
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  • Spark Plug: Control electrode gap, Interference Suppression, 1 - Earthed Electrode, with gasket seat
  • Electrode Gap [mm]: 0,86
  • Spanner Size: 21
  • External Thread [mm]: 14
  • Thread Length [mm]: 19
  • Spark Position [mm]: 3,30
  • Thread Pitch [mm]: 1,25
  • Connector type: SAE
  • Weight [kg]: 0,07
  • Resistor [kOhm]: 8
  • Tightening torque from [Nm]: 20
  • Tightening torque to [Nm]: 30
  • Item number: 4265
  • Manufacturer: AUTOLITE
  • EAN number: 9100255365
  • Condition: New
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AUTOLITE 4263 Spark plug Spanner Size: 21
Article number: 4263
Reviews - 1
  • Spark Plug: Control electrode gap, Interference Suppression, 1 - Earthed Electrode, with gasket seat
  • Electrode Gap [mm]: 0,76
  • Spanner Size: 21
  • External Thread [mm]: 14
  • Thread Length [mm]: 19
  • Spark Position [mm]: 3,30
  • Thread Pitch [mm]: 1,25
  • Connector type: SAE
  • Weight [kg]: 0,07
  • Resistor [kOhm]: 8
  • Tightening torque from [Nm]: 20
  • Tightening torque to [Nm]: 30
  • Item number: 4263
  • Manufacturer: AUTOLITE
  • EAN number: 9100255334
  • Condition: New
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AUTOLITE 4123 Spark plug Spanner Size: 21
Article number: 4123
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  • Spark Plug: Control electrode gap, Interference Suppression, 1 - Earthed Electrode, with gasket seat
  • Electrode Gap [mm]: 0,7
  • Spanner Size: 21
  • External Thread [mm]: 14
  • Thread Length [mm]: 12,7
  • Spark Position [mm]: 3,30
  • Thread Pitch [mm]: 1,25
  • Connector type: SAE / M4
  • Weight [kg]: 0,06
  • Resistor [kOhm]: 8
  • Tightening torque from [Nm]: 20
  • Tightening torque to [Nm]: 30
  • Item number: 4123
  • Manufacturer: AUTOLITE
  • EAN number: 9100254948
  • Condition: New
Details
£3. 29
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£13.16 / Price per 4 items

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AUTOLITE 5325 Spark plug Spanner Size: 16 mm
Article number: 5325
Reviews - 1
  • Spark Plug: Control electrode gap, Interference Suppression, 1 - Earthed Electrode, with gasket seat
  • Electrode Gap [mm]: 1,1
  • Spanner Size: 16 mm
  • External Thread [mm]: 14
  • Thread Length [mm]: 26,5
  • Spark Position [mm]: 3,30
  • Thread Pitch [mm]: 1,25
  • Connector type: SAE
  • Weight [kg]: 0,06
  • Resistor [kOhm]: 8
  • Tightening torque from [Nm]: 20
  • Tightening torque to [Nm]: 30
  • Item number: 5325
  • Manufacturer: AUTOLITE
  • EAN number: 9100268075
  • Condition: New
Details
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AUTOLITE 5663 Spark plug Spanner Size: 16 mm
Article number: 5663
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  • Spark Plug: Control electrode gap, Interference Suppression, 1 - Earthed Electrode, with gasket seat
  • Electrode Gap [mm]: 0,85
  • Spanner Size: 16 mm
  • External Thread [mm]: 12
  • Thread Length [mm]: 19
  • Spark Position [mm]: 2,90
  • Thread Pitch [mm]: 1,25
  • Connector type: SAE
  • Weight [kg]: 0,05
  • Resistor [kOhm]: 8
  • Tightening torque from [Nm]: 15
  • Tightening torque to [Nm]: 25
  • Item number: 5663
  • Manufacturer: AUTOLITE
  • EAN number: 9100267931
  • Condition: New
Details
£3. 99
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AUTOLITE 3923 Spark plug Spanner Size: 16 mm
Article number: 3923
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  • Spark Plug: Control electrode gap, Interference Suppression, 1 - Earthed Electrode, with gasket seat
  • Electrode Gap [mm]: 1,1
  • Spanner Size: 16 mm
  • External Thread [mm]: 14
  • Thread Length [mm]: 19
  • Spark Position [mm]: 3,40
  • Thread Pitch [mm]: 1,25
  • Connector type: SAE
  • Weight [kg]: 0,05
  • Resistor [kOhm]: 5
  • Tightening torque from [Nm]: 20
  • Tightening torque to [Nm]: 30
  • Item number: 3923
  • Manufacturer: AUTOLITE
  • EAN number: 9100257888
  • Condition: New
Details
£3. 99
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£15.96 / Price per 4 items

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AUTOLITE 3922 Spark plug Spanner Size: 16 mm
Article number: 3922
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  • Spark Plug: Control electrode gap, Interference Suppression, 1 - Earthed Electrode, with gasket seat
  • Electrode Gap [mm]: 1
  • Spanner Size: 16 mm
  • External Thread [mm]: 14
  • Thread Length [mm]: 19
  • Spark Position [mm]: 3,40
  • Thread Pitch [mm]: 1,25
  • Connector type: SAE
  • Weight [kg]: 0,05
  • Resistor [kOhm]: 5
  • Tightening torque from [Nm]: 20
  • Tightening torque to [Nm]: 30
  • Item number: 3922
  • Manufacturer: AUTOLITE
  • EAN number: 9100257239
  • Condition: New
Details
£3. 99
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AUTOLITE 3924 Spark plug Spanner Size: 16 mm
Article number: 3924
Submit a review
  • Spark Plug: Control electrode gap, Interference Suppression, 1 - Earthed Electrode, with gasket seat
  • Electrode Gap [mm]: 1,1
  • Spanner Size: 16 mm
  • External Thread [mm]: 14
  • Thread Length [mm]: 19
  • Spark Position [mm]: 3,40
  • Thread Pitch [mm]: 1,25
  • Connector type: SAE
  • Weight [kg]: 0,05
  • Resistor [kOhm]: 5
  • Tightening torque from [Nm]: 20
  • Tightening torque to [Nm]: 30
  • Item number: 3924
  • Manufacturer: AUTOLITE
  • EAN number: 9100039248
  • Condition: New
Details
£3. 99
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AUTOLITE 5224 Spark plug Spanner Size: 16 mm
Article number: 5224
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  • Spark Plug: Control electrode gap, Interference Suppression, 1 - Earthed Electrode, with gasket seat
  • Electrode Gap [mm]: 1,1
  • Spanner Size: 16 mm
  • External Thread [mm]: 14
  • Thread Length [mm]: 19
  • Spark Position [mm]: 4,70
  • Thread Pitch [mm]: 1,25
  • Connector type: SAE
  • Weight [kg]: 0,05
  • Resistor [kOhm]: 8
  • Tightening torque from [Nm]: 20
  • Tightening torque to [Nm]: 30
  • Item number: 5224
  • Manufacturer: AUTOLITE
  • EAN number: 9100002815
  • Condition: New
Details
£4. 29
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£17.16 / Price per 4 items

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AUTOLITE 64 Spark plug Spanner Size: 21
Article number: 64
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  • Spark Plug: Control electrode gap, Interference Suppression, 1 - Earthed Electrode, with gasket seat
  • Electrode Gap [mm]: 1,1
  • Spanner Size: 21
  • External Thread [mm]: 14
  • Thread Length [mm]: 19
  • Spark Position [mm]: 3,40
  • Thread Pitch [mm]: 1,25
  • Connector type: SAE / M4
  • Weight [kg]: 0,07
  • Resistor [kOhm]: 5
  • Tightening torque from [Nm]: 20
  • Tightening torque to [Nm]: 30
  • Item number: 64
  • Manufacturer: AUTOLITE
  • EAN number: 9100000644
  • Condition: New
Details
£4. 59
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£18.36 / Price per 4 items

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AUTOLITE 5682 Spark plug Spanner Size: 14
Article number: 5682
Reviews - 3
  • Spark Plug: Control electrode gap, Interference Suppression, 1 - Earthed Electrode, with gasket seat
  • Electrode Gap [mm]: 0,76
  • Spanner Size: 14
  • External Thread [mm]: 12
  • Thread Length [mm]: 26,5
  • Spark Position [mm]: 3,80
  • Thread Pitch [mm]: 1,25
  • Connector type: SAE
  • Weight [kg]: 0,05
  • Resistor [kOhm]: 5
  • Tightening torque from [Nm]: 15
  • Tightening torque to [Nm]: 25
  • Item number: 5682
  • Manufacturer: AUTOLITE
  • EAN number: 9100270023
  • Condition: New
Details
£4. 59
Price per item
£18.36 / Price per 4 items

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