NGK Racing Series Plugs are Engineered to Withstand the Harshest Engine Conditions. Special Insulator Nose Configurations Improve Throttle Response. Corrugated Ribs Prevent Flashover. Pure Alumina Silicate Ceramic Insulator, Provides Superior Strength and Better Heat Transfer. Copper Core Aids in Heat Removal. Triple Seals Prevent Leakage. Plug Specifications: Thread Size: 14mm. Hex Size: 15.875mm. Reach: 19mm. Seat Type: Gasket. Terminal Type: Solid. Resistor: No. Overall Height: ISO.

More From This Category

FAST 25 Pack of 45 Degree Plug Boots and Terminals

FAST 25 Pack of 45 Degree Plug Boots and Terminals

$105.49

MSD Spark Plug Wires, Super Conductor, Spiral Core, 8.5mm, Red, 90 Degree Boots, For Chevrolet, Small Block, V8, Set

MSD Spark Plug Wires, Super Conductor, Spiral Core, 8.5mm, Red, 90 Degree Boots, For Chevrolet, Small Block, V8, Set

$264.21