8 Pack Bosch 9604 FR7LII33X Double Iridium Spark Plugs
The Bosch 9604 FR7LII33X Double Iridium Spark Plug is designed for exceptional durability, efficient ignition, and long-lasting performance in demanding conditions.
- ★ Double Iridium electrodes ensure maximum service life
- ★ Nickel-plated shell resists corrosion and seizing
- ★ OEM-style fit allows quick and easy installation
- ★ Fine-wire design enhances ignitability and fuel economy
âï¸ BrandBosch
âï¸ Part Number9604
âï¸ TypeDouble Iridium
âï¸ Thread Size14 mm
âï¸ Reach19 mm (3/4")
âï¸ Hex Size16 mm (5/8")
âï¸ Seat TypeTapered
âï¸ Heat Range7
âï¸ ResistorYes