Bosch 9698 Spark Plug

Overview of Bosch OE Fine Wire Double Iridium Spark Plug 9698

The Bosch OE Fine Wire Double Iridium Spark Plug 9698 is engineered for reliable ignition performance in select Buick and Chevrolet models. Designed with advanced materials and precise specifications, this spark plug supports efficient combustion and consistent engine operation.

• Resistance: 6000 ohms for optimal electrical performance
• Center electrode tip made of iridium for durability and stable spark
• Ground electrode tip composed of platinum-iridium and nickel-yttrium with copper core
• Pre-gap size of 0.7 mm for precise spark gap
• Flat seat type with 14 mm thread diameter and 19 mm reach
• Hex size of 16 mm for standard installation tools
• Ceramic insulator with non-projected design for heat resistance
• Manufacturer heat range rating of 6 suitable for moderate engine temperatures

Details on Bosch OE Fine Wire Double Iridium Product Line

The OE Fine Wire Double Iridium line by Bosch features spark plugs with fine wire electrodes made from iridium and platinum alloys. This combination enhances electrode longevity and ignition reliability, reducing wear and maintaining consistent spark quality over time. The double iridium design supports improved combustion efficiency, making it suitable for modern 4-cycle engines such as those found in Buick and Chevrolet vehicles.

Technical Description and Specifications

This spark plug incorporates a copper core ground electrode and a center electrode core made of nickel-yttrium and copper, which aids in heat dissipation and electrical conductivity. The single ground electrode with a standard tip design ensures stable spark formation. The resistor built into the plug reduces electromagnetic interference, protecting vehicle electronics. With a product length of approximately 3 inches and a flat seat, it fits securely in compatible engines. The spark plug is designed for 4-cycle engines and is packaged individually.

Compatible Vehicles and Common Applications

• Compatible with Buick Encore and Buick Verano models
• Suitable for Chevrolet Cruze, Sonic, and Trax vehicles
• Designed for secondary ignition systems requiring 14 mm thread diameter plugs
• Ideal for engines needing a heat range 6 spark plug
• Used in 4-cycle gasoline engines requiring iridium spark plugs

Installation Notes and Tips

• Ensure the spark plug gap is set to 0.7 mm before installation
• Use a 16 mm socket wrench for proper tightening
• Apply anti-seize compound on threads if recommended by vehicle manufacturer
• Torque to manufacturer specifications to avoid damage
• Inspect ignition system components for wear during replacement

Quality Assurance and Warranty

Bosch OE Fine Wire Double Iridium spark plugs are manufactured to meet OEM standards for fit, form, and function. The use of high-quality materials such as iridium and platinum alloys ensures durability and consistent performance. While specific warranty details may vary, Bosch typically offers coverage against manufacturing defects. Always consult Bosch or vehicle manufacturer documentation for warranty terms.