Bosch 9616 Spark Plug

Overview of Bosch OE Fine Wire Double Iridium Spark Plug 9616

The Bosch OE Fine Wire Double Iridium Spark Plug 9616 is engineered for reliable ignition performance in a range of vehicles including Buick, Cadillac, Chevrolet, Ford, GMC, Lincoln, Mazda, Mercury, Saab, and Saturn models. Designed with advanced materials and precise specifications, this spark plug supports efficient combustion and engine responsiveness.

• Double iridium center and ground electrode tips for enhanced durability
• Tapered ground electrode tip design with a single ground electrode
• Pre-gap size of 1.1 mm for optimal spark delivery
• Resistor value of 6000 ohms to reduce electrical noise
• Hex size of 16 mm and thread diameter of 14 mm for secure fitment
• Manufacturer heat range rating of 7 suitable for various engine conditions
• Ceramic insulator with non-projected design for reliable insulation
• Reach length of 25 mm with tapered seat type for proper sealing

Detailed Product Description

The Bosch OE Fine Wire Double Iridium spark plug 9616 features a center electrode tip made from iridium, supported by a nickel-yttrium and copper core, which provides excellent conductivity and wear resistance. The ground electrode tip combines platinum-iridium and nickel-yttrium materials, enhancing longevity and consistent spark performance. Its tapered ground electrode tip design and standard ground configuration ensure stable ignition and reduced misfires. The ceramic insulator is non-projected, offering reliable insulation and heat dissipation. With a pre-gap size of 1.1 mm and a resistor of 6000 ohms, this spark plug minimizes radio frequency interference while maintaining efficient spark energy.

About the OE Fine Wire Double Iridium Product Line

The OE Fine Wire Double Iridium line by Bosch is designed to deliver precise ignition performance with extended durability. Utilizing fine wire electrodes made from iridium and platinum alloys, this product line focuses on reducing electrode wear and improving ignition reliability. The double iridium construction in the 9616 spark plug supports consistent combustion and longer service intervals, making it suitable for modern 4-cycle engines found in many domestic and import vehicles.

Compatible Vehicles and Common Applications

• Buick models such as LaCrosse and Enclave
• Cadillac ATS, CTS, SRX, and XTS
• Chevrolet Camaro, Colorado, Equinox, and Traverse
• Ford F-150, Fusion, Mustang, and Explorer
• GMC Canyon, Terrain, and Sierra
• Lincoln MKS, MKX, and MKZ
• Mazda CX-9 and Tribute
• Mercury Cougar and Mystique
• Saab 9-4X
• Saturn Aura and Vue

Common Issues Addressed by Bosch Spark Plug 9616

• Engine misfires and rough idling
• Poor fuel efficiency due to incomplete combustion
• Difficulty starting the engine in cold conditions
• Reduced engine power and acceleration
• Excessive spark plug wear leading to ignition failure

Installation Notes and Tips

Ensure the spark plug gap is set to the specified 1.1 mm before installation. Use a torque wrench to tighten the spark plug to the manufacturer’s recommended torque to avoid damage to the tapered seat and ensure proper sealing. The 16 mm hex size allows for standard spark plug socket compatibility. Inspect the ignition system components for wear or damage during replacement to maintain optimal engine performance.

Quality Assurance and Warranty

Bosch OE Fine Wire Double Iridium spark plugs are manufactured to meet strict OEM standards, ensuring consistent quality and performance. The use of premium materials such as iridium and platinum alloys contributes to extended service life. While specific warranty details may vary, Bosch typically offers coverage against manufacturing defects, supporting reliability for your ignition system needs.