Genuine NGK 3657 Spark Plug Laser Iridium IZFR5K11


Thread Diameter: 14mm
Thread Pitch: 1.25mm
Seat Type: Gasket
Reach: 19mm (3/4")
Hex Size: 5/8" (16mm)
Terminal Type: Solid
Overall Height: ISO
Gap: .043" (1.1mm)
Center Electrode
Material: Iridium
Type: Fine Wire
Size: 0.6mm
Projection: Extended Projection
Ground Electrode
Material: Platinum
Type: Standard
Shape: Trapezoid
Resistor: Yes
Resistor Value: 5k Ohm
Heat Range: 5
Torque Specs: Cast Iron: 18-25.3 lb. ft. Aluminum: 18-21.6 lb. ft.
Electrode Material: Iridium
Insulator Type: Long Projection
Nominal Gap: 1.1 mm

Out of stock

SKU: 3657 Category:


NGK 3657 IZFR5K11 Spark Plug Laser Iridium

Additional information

Weight .13 lbs



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