Equivalent NGK BPR5FS
Center Electrode Core Material- Copper, Center Electrode Tip Material - Ni, Electrode Gap (0.9 mm), Ground Electrode Material - Ni, Hex Size (16mm), Thread Diameter (14mm), Thread Length (11.2mm), Thread Pitch (1.25mm), Tightening Angle - 1/16 turn, Tightening Torque (Nm) 10-20