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W7AC spark plug

Spark plug W7AC - Properties, Compatibility and Alternatives

The W7AC spark plug represents a standard copper core ignition component designed for reliable engine performance in various automotive applications. This W7AC spark plug provides consistent spark generation through its traditional electrode design and proven construction methodology. The component serves as a critical element in the ignition system, ensuring proper fuel combustion and optimal engine operation across different driving conditions.

Advantages of the Spark plug W7AC

  • Reliable copper core construction ensures consistent electrical conductivity and heat dissipation throughout the operational cycle
  • Standard thread configuration provides universal compatibility with numerous engine designs and Spark plug W7AC applications
  • Cost-effective solution for routine maintenance schedules without compromising ignition performance quality
  • Proven electrode design delivers stable spark formation under various operating temperatures and W7AC spark plug conditions
  • Wide availability ensures easy replacement and maintenance accessibility for automotive technicians
  • Suitable heat range characteristics accommodate different engine compression ratios and fuel requirements

Technical Data

Feature Value
Manufacturer Champion
Model W7AC
Type Copper core
Thread size 14mm
Thread length 19mm (3/4 inch)
Wrench size 13/16 inch (20.6mm)
Heat range 7 (medium)
Electrode gap 0.030 inch (0.76mm)
Resistance Non-resistor
Application Small engines, marine, automotive

Compatibility and Areas of Application

The W7AC spark plug demonstrates versatility across multiple engine platforms, making it particularly suitable for older automotive systems and small engine applications. This Spark plug W7AC works effectively in engines requiring medium heat range characteristics and standard thread specifications. The component finds primary application in vintage automobiles, marine engines, lawn equipment, and various industrial power units where reliable ignition performance remains essential.

  • Classic and vintage automobile engines from 1960s-1980s era
  • Small displacement marine outboard motors
  • Lawn mower and garden equipment engines
  • Generator and portable power equipment
  • Motorcycle and ATV applications

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 Pinto 1971-1980
Chevrolet Vega 1971-1977
Plymouth Valiant 1967-1976
AMC Gremlin 1970-1978

Application Notes and Important Questions

  • What maintenance interval should be followed for Spark plug W7AC replacement? Standard replacement occurs every 10,000-15,000 miles depending on operating conditions and fuel quality.
  • How does electrode gap affect engine performance? Proper gap specification ensures optimal spark strength and prevents misfiring during acceleration and idle conditions.
  • Can W7AC spark plug be used in modern fuel-injected engines? While compatible, newer engines typically benefit from resistor-type plugs to prevent electronic interference.
  • What tools are required for installation? Standard spark plug socket, torque wrench, and gap gauge ensure proper installation and performance.

Conclusion

The W7AC spark plug provides dependable ignition performance for vintage automotive applications and small engine systems requiring standard copper core technology. This W7AC spark plug offers cost-effective maintenance solutions while maintaining consistent spark generation across various operating conditions. The W7AC remains a practical choice for classic vehicle restoration projects and equipment requiring proven ignition reliability.

500 items
  • Electrode Gap [mm]: 0,8
  • Spanner Size: 20,8
  • Thread Length [mm]: 19
  • Spark Position [mm]: 3
  • Thread Size: M 14 x 1,25
  • Tightening Torque [Nm]: 28
  • Number of pins: 1
  • Item number: 0 242 225 599
  • Manufacturer: BOSCH
  • EAN number: 3165143134184
  • Condition: New
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In stock
3,39 €
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  • Electrode Gap [mm]: 1,1
  • Spanner Size: 16 mm
  • Thread Length [mm]: 19
  • Spark Position [mm]: 3
  • Thread Size: M 14 x 1,25
  • Tightening Torque [Nm]: 28
  • Number of pins: 1
  • Item number: 0 242 235 667
  • Manufacturer: BOSCH
  • EAN number: 3165143134368
  • Condition: New
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3,40 €
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BOSCH 0 241 235 753 Spark plug M 14 x 1,25, Spanner Size: 16 mm
Article number: 0 241 235 753
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  • Electrode Gap [mm]: 0,8
  • Spanner Size: 16 mm
  • Thread Length [mm]: 17,5
  • Spark Position [mm]: 3
  • Thread Size: M 14 x 1,25
  • Tightening Torque [Nm]: 15
  • Number of pins: 1
  • Item number: 0 241 235 753
  • Manufacturer: BOSCH
  • EAN number: 3165143574850
  • Condition: New
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3,43 €
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  • Electrode Gap [mm]: 0,7
  • Spanner Size: 20,8
  • Thread Length [mm]: 12,7
  • Spark Position [mm]: 3
  • Thread Size: M 14 x 1,25
  • Tightening Torque [Nm]: 17
  • Number of pins: 1
  • Item number: 0 241 235 754
  • Manufacturer: BOSCH
  • EAN number: 3165143577165
  • Condition: New
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3,46 €
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  • Electrode Gap [mm]: 1,1
  • Spanner Size: 16 mm
  • Thread Length [mm]: 19
  • Spark Position [mm]: 5
  • Thread Size: M 14 x 1,25
  • Tightening Torque [Nm]: 28
  • Number of pins: 1
  • Item number: 0 242 229 576
  • Manufacturer: BOSCH
  • EAN number: 3165141050677
  • Condition: New
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3,48 €
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BOSCH 0 241 240 611 Spark plug M 14 x 1,25, Spanner Size: 20,8
Article number: 0 241 240 611
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  • Electrode Gap [mm]: 0,7
  • Spanner Size: 20,8
  • Thread Length [mm]: 19
  • Spark Position [mm]: 3
  • Thread Size: M 14 x 1,25
  • Tightening Torque [Nm]: 28
  • Number of pins: 1
  • Item number: 0 241 240 611
  • Manufacturer: BOSCH
  • EAN number: 3165141060638
  • Condition: New
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3,54 €
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  • Electrode Gap [mm]: 0,8
  • Spanner Size: 16 mm
  • Thread Length [mm]: 19
  • Spark Position [mm]: 3
  • Thread Size: M 14 x 1,25
  • Tightening Torque [Nm]: 28
  • Number of pins: 1
  • Item number: 0 242 240 593
  • Manufacturer: BOSCH
  • EAN number: 3165143134443
  • Condition: New
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3,58 €
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  • Electrode Gap [mm]: 0,9
  • Spanner Size: 16 mm
  • Thread Length [mm]: 19
  • Spark Position [mm]: 6
  • Thread Size: M 14 x 1,25
  • Tightening Torque [Nm]: 28
  • Number of pins: 2
  • Item number: 0 242 235 668
  • Manufacturer: BOSCH
  • EAN number: 3165143134382
  • Condition: New
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3,65 €
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  • Electrode Gap [mm]: 1,1
  • Spanner Size: 16 mm
  • Thread Length [mm]: 17,5
  • Spark Position [mm]: 3
  • Thread Size: M 14 x 1,25
  • Tightening Torque [Nm]: 15
  • Number of pins: 1
  • Item number: 0 242 229 775
  • Manufacturer: BOSCH
  • EAN number: 4047023231710
  • Condition: New
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3,66 €
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BOSCH 0 241 229 579 Spark plug M 14 x 1,25, Spanner Size: 20,8
Article number: 0 241 229 579
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  • Electrode Gap [mm]: 0,7
  • Spanner Size: 20,8
  • Thread Length [mm]: 19
  • Spark Position [mm]: 1
  • Thread Size: M 14 x 1,25
  • Tightening Torque [Nm]: 28
  • Number of pins: 1
  • Item number: 0 241 229 579
  • Manufacturer: BOSCH
  • EAN number: 3165141018059
  • Condition: New
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3,69 €
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  • Electrode Gap [mm]: 0,7
  • Spanner Size: 20,8
  • Thread Length [mm]: 12,7
  • Spark Position [mm]: 3
  • Thread Size: M 14 x 1,25
  • Tightening Torque [Nm]: 17
  • Number of pins: 1
  • Item number: 0 241 229 714
  • Manufacturer: BOSCH
  • EAN number: 3165143576984
  • Condition: New
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3,69 €
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BOSCH 0 242 235 665 Spark plug M 14 x 1,25, Spanner Size: 20,8
Article number: 0 242 235 665
Reviews - 17
  • Electrode Gap [mm]: 0,8
  • Spanner Size: 20,8
  • Thread Length [mm]: 12,7
  • Spark Position [mm]: 3
  • Thread Size: M 14 x 1,25
  • Tightening Torque [Nm]: 17
  • Number of pins: 1
  • Item number: 0 242 235 665
  • Manufacturer: BOSCH
  • EAN number: 3165143134320
  • Condition: New
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3,77 €
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  • Electrode Gap [mm]: 1,1
  • Spanner Size: 20,8
  • Thread Length [mm]: 19
  • Spark Position [mm]: 3
  • Thread Size: M 14 x 1,25
  • Tightening Torque [Nm]: 28
  • Number of pins: 1
  • Item number: 0 242 235 707
  • Manufacturer: BOSCH
  • EAN number: 3165143235225
  • Condition: New
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3,83 €
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BOSCH 0 242 229 687 Spark plug M 14 x 1,25, Spanner Size: 20,8
Article number: 0 242 229 687
Reviews - 14
  • Electrode Gap [mm]: 1,1
  • Spanner Size: 20,8
  • Thread Length [mm]: 19
  • Spark Position [mm]: 3
  • Thread Size: M 14 x 1,25
  • Tightening Torque [Nm]: 28
  • Number of pins: 1
  • Item number: 0 242 229 687
  • Manufacturer: BOSCH
  • EAN number: 3165143235249
  • Condition: New
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3,84 €
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BOSCH 0 242 229 656 Spark plug M 14 x 1,25, Spanner Size: 20,8
Article number: 0 242 229 656
Reviews - 54
  • Electrode Gap [mm]: 0,8
  • Spanner Size: 20,8
  • Thread Length [mm]: 19
  • Spark Position [mm]: 3
  • Thread Size: M 14 x 1,25
  • Tightening Torque [Nm]: 28
  • Number of pins: 1
  • Item number: 0 242 229 656
  • Manufacturer: BOSCH
  • EAN number: 3165143134245
  • Condition: New
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3,85 €
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BOSCH 0 241 225 549 Spark plug M 14 x 1,25, Spanner Size: 20,8
Article number: 0 241 225 549
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  • Electrode Gap [mm]: 0,7
  • Spanner Size: 20,8
  • Thread Length [mm]: 12,7
  • Spark Position [mm]: 1
  • Thread Size: M 14 x 1,25
  • Tightening Torque [Nm]: 17
  • Number of pins: 1
  • Item number: 0 241 225 549
  • Manufacturer: BOSCH
  • EAN number: 3165141048261
  • Condition: New
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3,92 €
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  • Electrode Gap [mm]: 0,5
  • Spanner Size: 20,8
  • Thread Length [mm]: 9,5
  • Spark Position [mm]: 3
  • Thread Size: M 14 x 1,25
  • Tightening Torque [Nm]: 20
  • Number of pins: 1
  • Item number: 0 242 240 506
  • Manufacturer: BOSCH
  • EAN number: 3165141056815
  • Condition: New
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3,99 €
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  • Electrode Gap [mm]: 0,8
  • Spanner Size: 16 mm
  • Thread Length [mm]: 17,5
  • Spark Position [mm]: 3
  • Thread Size: M 14 x 1,25
  • Tightening Torque [Nm]: 15
  • Number of pins: 1
  • Item number: 0 242 235 661
  • Manufacturer: BOSCH
  • EAN number: 3165143134122
  • Condition: New
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4,20 €
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  • Electrode Gap [mm]: 0,8
  • Spanner Size: 16 mm
  • Thread Length [mm]: 19
  • Spark Position [mm]: 3
  • Thread Size: M 14 x 1,25
  • Tightening Torque [Nm]: 28
  • Number of pins: 1
  • Item number: 0 242 229 659
  • Manufacturer: BOSCH
  • EAN number: 3165143134283
  • Condition: New
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4,28 €
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BOSCH 0 242 229 779 Spark plug M 14 x 1,25, Spanner Size: 20,8
Article number: 0 242 229 779
Reviews - 11
  • Electrode Gap [mm]: 0,8
  • Spanner Size: 20,8
  • Thread Length [mm]: 19
  • Spark Position [mm]: 5
  • Thread Size: M 14 x 1,25
  • Tightening Torque [Nm]: 28
  • Number of pins: 1
  • Item number: 0 242 229 779
  • Manufacturer: BOSCH
  • EAN number: 4047023256447
  • Condition: New
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4,29 €
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