Bosch 8108 Spark Plug

Overview of Bosch OE Fine Wire Double Platinum Spark Plug 8108

The Bosch OE Fine Wire Double Platinum Spark Plug 8108 is engineered for reliable ignition performance in a range of vehicles including Buick, Chevrolet, Ford, and Mazda models. Designed with durable platinum electrodes and a tapered seat, this spark plug supports efficient combustion and consistent engine operation.

• Double platinum center and ground electrode tips for extended durability
• 6000 ohm resistor to reduce electrical interference
• Standard ground electrode design with a single electrode
• Pre-gap size of 1.3 mm for optimal spark delivery
• Compatible with 4-cycle engines requiring a 14 mm thread diameter and 17.5 mm reach
• Ceramic non-projected insulator for heat resistance and electrical insulation
• Hex size of 16 mm for standard installation tools
• Manufacturer heat range rating of 8 for balanced thermal performance

Detailed Product Description

The Bosch OE Fine Wire Double Platinum spark plug 8108 features a fine wire center electrode made from platinum combined with nickel-yttrium and copper core materials, enhancing conductivity and wear resistance. The ground electrode tip also uses platinum and nickel-yttrium, providing a longer service life compared to conventional spark plugs. The tapered seat design ensures a secure fit and proper sealing in the combustion chamber. With a 6000 ohm resistor, this spark plug minimizes radio frequency interference, protecting sensitive electronic components in vehicles such as the Ford Mustang, Chevrolet Camaro, and Buick Regal.

The OE Fine Wire Double Platinum line is designed to meet or exceed original equipment specifications, offering consistent ignition performance and durability. This product line focuses on fine wire electrodes to improve ignitability and reduce voltage requirements, which can contribute to smoother engine starts and better fuel efficiency.

Compatible Vehicles and Applications

This spark plug is compatible with a variety of makes and models, including but not limited to:

• Buick Achieva, Regal, Skylark
• Chevrolet Camaro, Caprice, Impala, Malibu
• Ford F-150, Mustang, Explorer, Crown Victoria
• Mazda Tribute, B4000
• Lincoln Town Car, Navigator

It is suitable for 4-cycle engines requiring a 14 mm thread diameter and a reach of 17.5 mm.

Common Issues Addressed by Bosch Spark Plug 8108

• Engine misfires caused by worn or fouled spark plugs
• Reduced fuel efficiency due to inconsistent ignition
• Difficulty starting the engine in cold conditions
• Interference with vehicle electronics from spark plug noise
• Premature electrode wear leading to poor combustion

Installation Notes and Tips

• Ensure the spark plug gap is set to 1.3 mm before installation
• Use a 16 mm socket wrench for proper tightening
• Apply anti-seize compound on threads if recommended by the vehicle manufacturer
• Torque to manufacturer specifications to avoid damage to the tapered seat
• Inspect ignition wires and coils for wear during replacement

Quality Assurance and Warranty

Bosch OE Fine Wire Double Platinum spark plugs are manufactured to meet strict quality standards and original equipment specifications. The use of premium materials such as platinum and nickel-yttrium alloys ensures durability and consistent performance. While specific warranty details may vary, Bosch typically offers coverage against manufacturing defects. Refer to Bosch’s official documentation for warranty terms related to part number 8108.