Bosch 9751 Spark Plug

Reliable Ignition Performance for Nissan Versa and Versa Note

The Bosch OE Fine Wire Iridium Spark Plug 9751 is engineered to deliver consistent ignition performance for Nissan Versa and Versa Note models. Designed with advanced materials and precise specifications, this spark plug supports efficient combustion and engine reliability.

• Iridium center electrode tip for enhanced durability and ignition
• Standard ground electrode tip and configuration for reliable spark delivery
• Resistor value of 6000 ohms to reduce electrical noise
• Pre-gap size of 1.1 mm optimized for proper spark gap
• Flat seat type with 14 mm hex size for secure installation
• Thread diameter of 12 mm and reach of 26.5 mm for exact fitment
• Ceramic projected insulator for improved heat resistance
• Manufacturer heat range rating of 8 suitable for Nissan 4-cycle engines

OE Fine Wire Iridium Product Line Overview

The Bosch OE Fine Wire Iridium line focuses on precision-engineered spark plugs that utilize fine wire iridium center electrodes. This design enhances ignition efficiency and longevity compared to conventional plugs. The 9751 spark plug benefits from this technology, providing stable performance and extended service life for Nissan Versa and Versa Note vehicles.

Technical Details and Specifications

This spark plug features a nickel-yttrium and copper core center electrode combined with an iridium tip, ensuring a strong and consistent spark. The ground electrode tip is made of nickel-yttrium, paired with a standard single ground electrode configuration. The ceramic insulator is projected to improve heat dissipation and prevent fouling. With a resistor built-in, the plug minimizes electromagnetic interference, protecting vehicle electronics. The flat seat design and precise thread dimensions ensure proper sealing and fitment in Nissan 4-cycle engines.

Applications and Problem Solving

• Restores proper ignition timing and spark consistency in Nissan Versa and Versa Note
• Reduces misfires and rough idling caused by worn or damaged spark plugs
• Improves fuel efficiency by ensuring complete combustion
• Helps prevent engine hesitation and power loss
• Minimizes electrical interference affecting onboard electronics

Installation Notes and Tips

When installing the Bosch OE Fine Wire Iridium Spark Plug 9751, ensure the pre-gap size of 1.1 mm is maintained for optimal performance. Use a 14 mm socket wrench to tighten the spark plug to the manufacturer’s torque specifications. Verify the flat seat type matches the engine’s cylinder head design to ensure proper sealing. It is recommended to replace all spark plugs simultaneously for balanced engine operation.

Quality Assurance and Warranty

Bosch manufactures the OE Fine Wire Iridium Spark Plug 9751 to meet strict quality standards, using high-grade materials such as iridium and ceramic insulators. This spark plug is designed for durability and consistent performance in Nissan Versa and Versa Note vehicles. Warranty coverage details should be confirmed with the original equipment manufacturer or authorized Bosch distributor.