Denso 3068 Spark Plug

Overview of Denso U-Groove Conventional Spark Plug 3068

The Denso U-Groove Conventional Spark Plug 3068 is engineered to deliver reliable ignition performance for a variety of vehicle makes and models. Featuring a unique U-groove ground electrode tip design, this spark plug supports efficient combustion and consistent engine operation.

• U-groove ground electrode tip for improved spark exposure
• Standard ground configuration with a single ground electrode
• Nickel ground electrode core and tip for durability
• Copper center electrode core with nickel tip for optimal conductivity
• Pre-gap size of 0.7 mm for precise spark gap
• Flat seat type ensuring proper sealing
• Thread diameter of 14.00 mm and reach of 12.70 mm
• Hex size of 20.6 mm for standard installation tools
• Manufacturer heat range of 20 suitable for various engine conditions

Detailed Product Description

The Denso 3068 spark plug belongs to the U-Groove Conventional product line, which is designed to provide dependable ignition with a focus on conventional spark plug technology enhanced by a U-groove ground electrode tip. This design increases the spark exposure area, promoting better flame kernel development and combustion efficiency. The spark plug features a nickel ground electrode core and tip, which offers resistance to wear and corrosion, while the copper center electrode core ensures excellent thermal conductivity and consistent spark delivery. The flat seat type guarantees a secure fit and proper sealing in the combustion chamber. With a pre-gap size of 0.7 mm and a heat range of 20, this spark plug is suitable for a range of vehicle applications requiring moderate heat dissipation.

Applications and Common Issues Addressed

• Replacement for worn or fouled spark plugs in compatible vehicles
• Improves ignition stability in engines experiencing misfires
• Helps restore fuel efficiency by ensuring proper combustion
• Reduces rough idling caused by inconsistent spark delivery
• Addresses starting difficulties related to spark plug degradation

Installation Notes and Tips

When installing the Denso 3068 spark plug, ensure the pre-gap of 0.7 mm is maintained or adjusted according to the vehicle manufacturer’s specifications. Use a 20.6 mm socket wrench for proper tightening torque to avoid damage to the spark plug or cylinder head. The flat seat design requires careful seating to prevent leaks and ensure optimal performance. It is recommended to inspect the ignition system components during installation to confirm compatibility and condition.

Quality Assurance and Warranty

Denso manufactures the 3068 spark plug to meet strict quality standards, utilizing durable materials such as nickel and copper for electrode construction. While specific warranty details are not provided, Denso products typically adhere to industry standards for reliability and performance. For best results, use this spark plug as a direct replacement part compatible with your vehicle’s ignition system requirements.