NGK Laser Platinum Spark Plug PTR5D-10 (8 Pack) for CHEVROLET SILVERADO 1500 Z71 2004-2004 5.3L/325

These double platinum NGK laser platinum spark plugs feature laser-welded technology. Lasers are used to pinpoint precision welds, reducing excess debris. The reduction of debris decreases the required voltage to bridge the spark gap. Platinum disks welded on the ground and center electrodes reduce the wear rate on both of these surfaces, ensuring great durability and long life. Shorty Spark Plug: No. Resistor: Yes. Manufacturer Heat Range: 5. Electrode Tip Material: Platinum. Electrode Core Material: Copper. Insulator Type: Projected. Spark Plug Thread Size: 14mm. Spark Plug Reach: 0.708 in. Spark Plug Seat Style: Tapered. Wrench Diameter: 13/16 in. Ground Strap Quantity: One.
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