Bosch FR8TI332 Spark Plug

Overview of Bosch FR8TI332 Spark Plug

The Bosch FR8TI332 spark plug is engineered for reliable ignition performance in select Chrysler, Dodge, Jeep, and Ram vehicles. Designed with advanced materials and precise specifications, this spark plug supports efficient combustion and consistent engine operation.

• Part Number: FR8TI332
• Brand Line: OE Fine Wire Iridium
• Resistance: 5000 ohms
• Ground Electrode Tip Design: Standard
• Ground Electrode Core Material: Copper
• Center Electrode Tip Material: Platinum-iridium
• Pre-Gap Size: 1.25 mm
• Thread Diameter: 14 mm
• Reach: 26.5 mm
• Hex Size: 16 mm
• Insulator Type: Projected ceramic
• Manufacturer Heat Range: 8
• Spark Plug Type: 4-cycle engines

OE Fine Wire Iridium Product Line Details

The OE Fine Wire Iridium line from Bosch features spark plugs with fine wire iridium center electrodes combined with platinum-iridium ground electrodes. This design enhances ignition reliability and durability while maintaining optimal electrical conductivity. The FR8TI332 spark plug benefits from this technology, providing consistent spark performance and extended service life for compatible vehicles.

Technical Description and Features

The Bosch FR8TI332 spark plug incorporates a copper core ground electrode and a nickel-yttrium and copper center electrode core, topped with platinum-iridium tips for both electrodes. This combination ensures stable spark generation and resistance to electrode wear. The 5000 ohm resistor reduces electrical noise interference, supporting vehicle electronics. The flat seat and 16 mm hex size facilitate proper installation and secure fitment. With a 1.25 mm pre-gap and a 26.5 mm reach, this spark plug is optimized for specific combustion chamber designs found in Chrysler, Dodge, Jeep, and Ram models.

Compatible Vehicles and Common Applications

• Chrysler 1500
• Dodge Aspen, Dakota, Durango
• Jeep Commander, Grand Cherokee
• Ram 1500

• Resolves misfires and rough idling
• Improves cold start performance
• Reduces spark plug fouling
• Maintains consistent engine power output
• Supports efficient fuel combustion

Installation Notes and Tips

When installing the Bosch FR8TI332 spark plug, ensure the engine is cool to prevent damage to the threads. Use a torque wrench to tighten the spark plug to manufacturer specifications to avoid over-tightening or under-tightening. Verify the pre-gap size of 1.25 mm before installation, adjusting if necessary. The 16 mm hex size allows for standard spark plug socket compatibility. Regular inspection and replacement intervals should be followed based on vehicle manufacturer recommendations.

Quality Assurance and Warranty

Bosch spark plugs, including the FR8TI332, are manufactured to meet strict quality standards for durability and performance. The use of high-grade materials such as platinum-iridium and copper cores ensures long service life. Bosch typically offers a limited warranty on their spark plugs; please refer to Bosch’s official documentation for specific warranty details related to this part.