Denso Iridium Power Spark Plug - IK22 - 5310 3.5" to 3.75" Both bushings are clear anodized

Both bushings are clear anodized to protect them from corrosion and we include all hardware needed for installation

and any application with older style RC

Fitment: For EJ20/25 engine that wants to use a JDM long runner manifold

Increased fluid capacity and superior heat dissipation

APPLICATIONS 42mm Fill Necks MAXIMUM PRESSURE (PSI) 19

Denso Iridium Power Spark Plug - IK22 - 5310 3.5" to 3.75" Both bushings are clear anodizedSold Per Plug Spark Plug Stock # 5310 P N IK22 Mfr Label = Spark Plug Iridium Power Resistance = 5000. 0 Ground Electrode Tip Design = Tapercut, U Groove Ground Configuration = Standard Ground Electrode Core Material = Nickel Center Electrode Core Material = Copper Center Electrode Tip Material = Iridium Pre Gap Size = 1. 1 mm Ground Electrode Quantity = 1 Hex Size = 16. 0 mm Manufacturer Heat Range = 22 Seat Type = Flat Reach = 19. 00 mm Thread