R7438-10 NGK Racing Spark Plug - 4657 - Fast Tracked Shipping

R7438-10 NGK Racing Spark Plug - 4657

- Fast Track Shipping to your Door - New Zealand wide - 

Normally around $189.95

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

Thread Size: 14mm
Thread Pitch: 1.25mm
Seat Type: Gasket
Resistor Value: 5K Ohm
Reach: 26.5mm (1.04")
Hex Size: 5/8" (16mm)
Terminal Type: Solid
Overall Height: ISO
Gap: .028" (0.7mm)
Center Electrode
Material: Iridium
Type: Fine Wire
Size: 1.0mm
Projection: Non-Projected
Ground Electrode
Material: Platinum
Type: Slant
Quantity: 1
Torque Specs: Cast Iron: 18-25.3 lb. ft. Aluminum: 18-21.6 lb. ft.
Brand: NGK
Heat Range: 10
Resistor: Yes

R743810
R7438 10
R7438.10
R7438-10
7438-10
7438.10
743810
7438 10