Bosch 9747 ZR5SI332 0242145537 Double Iridium Spark Plug

Ultra fine wire iridium firing pin and iridium ground electrode inlay provide higher performance. Laser weld provides superior retention of iridium alloy to the ground electrode. 0.6 mm fine wire firing pin for better ignitability and durability. Copper core helps prevent pre-ignition and fouling. Nickel-plated shell and rolled threads provide anti-seize and corrosion protection. Ribbed insulator prevents flashover.

• Shell
• Thread Diameter12mm
• Thread Pitch1.25mm
• Seat TypeGasket
• Reach26.5mm (1.04")
• Hex Size14mm Bi-Hex
• Terminal TypeSolid
• Gap.031" (0.8mm)

• Center Electrode
• MaterialIridium
• TypeFine Wire
• Size0.6mm
• ProjectionProjected

• Ground Electrode
• MaterialIridium
• TypeStandard
• Quantity1

• Specifications
• ResistorYes
• Resistor Value6K Ohm
• Heat Range5
• Torque SpecsCast Iron: 11-18 lb. ft. Aluminum: 11-15 lb. ft.

• Part Information
• BrandBosch
• WarrantySatisfaction Guarantee
• Longevity100k Miles

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