NotesGround Electrode Core Material--Nickel, Center Electrode Core Material--Copper, Hex Size--18mm, Skirt Length--0.0, Skirt--No, Ground Electrode Tip Material--Nickel, Ground Electrode Quantity--1, Resistor Type--Yes, Insulator Height--1.97, Manufacturer Heat Range--6, Thread Diameter--0.472, Center Electrode Design--Standard, Center Electrode Projection--Mid Projection, Ground Electrode Tip Design--Standard, Seat Type--Flat, Reach--0.750, Electrical Terminal Type--Stud, Pre-Gap Size--.036, Center Electrode Insulator Tip Projection--0.12, Insulator Material--Ceramic, Washer Included--Yes, Resistance--5000.0, Grade Type--Regular, Washer Type--Crush, Short Style Spark Plug--No, Stock Number--5531, Center Electrode Tip Material--Nickel, Ground Configuration--J-Gap
Sub TypeSpark Plug