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Band : NGK
Parts No. : B4-LM
Stock No. : 3410
NGK Standard Types Spark Plugs B4-LM
Design Symbols used in NGK Spark Plugs
B - Thread Size / Hex Size: 14 mm / 13/16" (20.8 mm)

Heat Rating Numbers : 4

LM - Firing End Construction: Compact Type for Lawn Mower

NGK Standard Non Resistor Spark Plugs : B4-LM

Resistor Type : BR4-LM
Standard Green Plug :

Standard Resistor Green Plug :
Iridium IX :
Iridium MAX :
Premium RX :


Price is for each plug.
To make sure which spark plug will fit your car, please let me know your make and model and we will check it up for you.

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