NGK 1233 Spark Plug - Exhaust Side

Reliable Ignition with NGK V-Power Spark Plug 1233

The NGK V-Power Spark Plug part number 1233 is engineered to deliver consistent ignition performance for a wide range of vehicles including Audi, BMW, Toyota, and Mercedes-Benz models. Designed with durable materials and precise specifications, this spark plug supports efficient combustion and engine reliability.

• Resistance: 5000 ohms for optimal electrical performance
• Ground Electrode Tip and Configuration: Standard design with a single ground electrode
• Core Materials: Copper center electrode with nickel tip and nickel ground electrode core
• Pre-Gap Size: .032 inches for precise spark gap
• Thread Diameter: 14.00 mm with a reach of .75 inches and flat seat type
• Hex Size: 13/16 inch for easy installation
• Electrical Terminal: Non-removable nut type
• Manufacturer Heat Range: 5, suitable for moderate engine temperatures
• Insulator Height: 55.00 mm for proper insulation and heat dissipation

About the NGK V-Power Spark Plug Line

The V-Power Spark Plug line from NGK is designed to provide reliable secondary ignition components that meet OEM specifications. This product line focuses on delivering consistent spark performance through quality materials such as copper and nickel electrodes, ensuring durability and stable engine operation across various vehicle makes and models.

Technical Details and Compatibility

Part number 1233 features a copper core center electrode with a nickel tip, paired with a nickel ground electrode core, which supports efficient heat transfer and spark conduction. The standard ground electrode tip and configuration help maintain a stable spark, while the 5000 ohm resistance reduces electrical noise interference. The flat seat and .75 inch reach ensure proper fitment in compatible engines. This spark plug is compatible with a broad range of vehicles including the BMW 318i, Audi 200SX, Toyota 4Runner, Mercedes-Benz 380SE, and Land Rover Defender 90, among others.

Common Applications and Problem Solving

• Restores consistent ignition in vehicles experiencing misfires
• Improves engine start-up reliability in models like the Porsche 911 and Nissan Pathfinder
• Reduces electrical interference affecting engine sensors
• Maintains optimal combustion efficiency in older and newer vehicles
• Supports smooth engine performance in models such as the Volkswagen Rabbit Convertible and Mazda 626

Installation Notes and Tips

When installing the NGK V-Power Spark Plug 1233, ensure the spark plug gap is set to the specified .032 inches if adjustment is necessary. Use a 13/16 inch socket for proper torque application to avoid damage to the flat seat. Confirm compatibility with your vehicle’s make and model, such as the Chrysler Daytona or Suzuki Samurai, before installation. Avoid over-tightening to maintain thread integrity and ensure proper sealing.

Quality Assurance and Warranty

NGK spark plugs, including the V-Power Spark Plug 1233, are manufactured to meet strict quality standards for ignition components. The use of copper and nickel materials ensures durability and reliable performance under normal operating conditions. While specific warranty details are not provided here, NGK products typically come with manufacturer-backed quality assurance to support long-term use in compatible vehicles.