Equivalent C7HSA NGK
Center Electrode Core Material - Copper, Center Electrode Tip Material - Ni, Electrode Gap (0.7 mm), Ground Electrode Material - Ni, Hex Size (16mm), Thread Diameter (10mm), Thread Length (12.7mm), Thread Pitch (1mm), Tightening Angle 1/3 turn, Tightening Torque (Nm) 1015