NGK Racing Series Plugs are Engineered to Withstand the Harshest Engine Conditions. Fine Wire Iridium Tipped Center Electrode and Fine Wire Platinum Tipped Ground Electrode Ensures Slow Wear Rate Providing Stable Idle, Superior Anti Fouling, Improved Fuel Efficiency and Lower Emissions. 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: 20.64mm. Reach: 21.5mm. Seat Type: Gasket. Terminal Type: Solid. Resistor: Yes.

More From This Category

Autometer Sensor, Fuel Pressure, 0-15Psi, 1/8" Npt Male, Accessories

Autometer Sensor, Fuel Pressure, 0-15Psi, 1/8" Npt Male, Accessories

$210.66

QA1 C Series 2 Piece Carbon Rod End, 1/2in. Bore, 3/4in.-16 RH Male Thread

QA1 C Series 2 Piece Carbon Rod End, 1/2in. Bore, 3/4in.-16 RH Male Thread

$20.02

MANLEY Valve, Titanium, Intake, Bead Loc, 2.15 in. Head Dia, 0.3415 in. Stem Dia, 5.34 in. Length, Each

MANLEY Valve, Titanium, Intake, Bead Loc, 2.15 in. Head Dia, 0.3415 in. Stem Dia, 5.34 in. Length, Each

$302.72

MSD Spark Plug Wires, Super Conductor, Spiral Core, 8.5mm, Red, 90 Degree Boots, For Chevrolet, For GMC, 5.0/5.7L, V8, Set

MSD Spark Plug Wires, Super Conductor, Spiral Core, 8.5mm, Red, 90 Degree Boots, For Chevrolet, For GMC, 5.0/5.7L, V8, Set

$292.25

Ross Performance Crank Trigger, Nissan RB26 R33 GTR / RB26 R34 GTR, Gold, 12T, Suit Girdle, Cherry Sensor, Kit

Ross Performance Crank Trigger, Nissan RB26 R33 GTR / RB26 R34 GTR, Gold, 12T, Suit Girdle, Cherry Sensor, Kit

$1,355.69

Whiteline Mount Bushing, 32mm OD, 21mm ID, Daimler, Jaguar, Kit

Whiteline Mount Bushing, 32mm OD, 21mm ID, Daimler, Jaguar, Kit

$26.12