Genuine NGK 4972 BPMR6A Spark Plug Resistor Lawnmower 7021

Genuine NGK 4972 BPMR6A Spark Plug Resistor Lawnmower 7021

NGK standard plugs are constructed for longer life and optimum performance.

Trivalent metal plating provides superior anti-corrosion and anti-seizing properties.

Corrugated ribs prevent flash over.

Pure alumina silicate ceramic insulator, provides superior strength and better heat transfer.

Copper core aids in heat removal

Triple seals prevent leakage.

Thread Diameter 14mm

Thread Pitch 1.25mm

Seat Type – Gasket

Reach – 9.5mm or 3/8”

Hex Size ¾” or 19mm

Terminal Type – Solid

Overall Height – Bantam

Gap – .028 or 0.7mm

Material – Nickel

Type – Standard

Resistor – Yes

Resistor Value – 5k Ohm

Heat Range – 6

Torque Spece. Cast Iron 18-25.3 Ft. Lbs. Aluminum 18-21.6 Ft. Lbs.

This spark plugs fits a lot of small equipment.