NGK 3951 TR55 V-Power Spark Plug

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Regular Price: $4.00 Our Price: $2.09
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NGK 3951 TR55 V-Power Spark Plug.

NGK's V-Power Plugs Feature a Unique V-Cut in the Center Electrode that Directs the Spark to the Edge of the Electrode, Helping the Spark Develop More Rapidly, Increasing Ignitability and Reducing Quenching.

Fits Crusader, Indmar, Mercury and Volvo Penta inboard engines.

Thread Size: 14mm
Thread Pitch: 1.25mm
Seat Type: Tapered
Resistor: Yes
Resistor Value: 5K Ohm
Reach: 18mm (.709")
Hex Size: 5/8" (16mm)
Terminal Type: Solid
Overall Height: ISO
Gap: .059" (1.5mm)

Center Electrode
Material: Nickel
Type: V-Cut
Size: 2.5mm
Projection: Projected

Ground Electrode
Material: Nickel
Type: Standard
Quantity: 1

Torque Specs: Cast Iron: 10.8-18 lb. ft. Aluminum: 10.8-14.5 lb. ft.
Brand: NGK
Heat Range: 5
Longevity: 30k Miles
More Information
Brand NGK Spark Plugs
Cross Reference
  • 3861326

  • R030009
  • UPC 087295139516
    Vendor Item # 3951
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