Bosch Double Iridium Spark Plug Set (x4) - (HR7TII3320T)

BOSCH Double Iridium Spark Plug Set 16 25mm Thread Length - HR7TII3320T Set 4 Pcs

Type = Double Iridium
Type Formula = HR 7 TII 3320 T
Heat Range = 7
Spanner Size = 16
Thread Length (mm) = 25
Thread Diameter (mm) = 14
Thread Pitch (mm) = 1.25
Centre Electrode Connection Material = NiY+Cu+Ir
Centre Electrode Material = Ir
Ground Electrode Material = NiY+Ir
Spark Position (mm) = 7
Gap (mm) = 0.8
Center Electrode ( mm ) = 0.8
NO. Poles = 1
Resistance (Kohm) = 6
Tightning Angle = 15
Tightening Torque (N.m) = 20
Type of Connection = Non-detachable DIN/SAE head