NGK V-Power Spark Plugs TR55 (8 plugs total) for 1999-2013 Silverado 4.3L V6

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For Silverado 99-13 with 4.3L V6 Engine and many more applications, please check the compatibility list or NGK Spark Plugs' website for fitment.

Center Electrode Core Material: Copper Core
Center Electrode Tip Material: Nickel w/ V-groove
Electrical Terminal Type: Non-Removable Nut
Ground Configuration: Standard
Ground Electrode Core Material: Nickel
Core Ground Electrode Quantity: 1
Ground Electrode Tip Design: Standard
Hex Size: 5/8"
Insulator Height: 53.00 mm
Manufacturer Heat Range: 5
Pre-Gap Size: 0.060 in
Reach: 0.708 in
Resistance: 5000 Ohms
Resistor Type: Yes
Seat Type: Tapered
Thread Diameter: 14.00 mm
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