Denso 4713 Spark Plug

Reliable Ignition Performance for Select Buick, Ford, and Chevrolet Models

The Denso Iridium TT spark plug, part number 4713, is engineered to deliver consistent ignition performance for a wide range of vehicles including Buick, Ford, Chevrolet, and more. Designed with advanced materials and a twin-tip ground electrode, this spark plug supports efficient combustion and engine responsiveness.

• Iridium center electrode tip for enhanced durability and precise ignition
• Platinum twin-tip ground electrode design for improved ignitability
• Copper core center electrode for optimal conductivity
• Nickel ground electrode core material for strength and longevity
• Pre-gap size of 1.0 mm for accurate spark gap
• Tapered seat type ensuring secure fit and proper sealing
• 16 mm hex size and 14 mm thread diameter for standard installation
• Manufacturer heat range rating of 16 suitable for various driving conditions
• 18 mm reach for compatibility with multiple engine designs

About the Denso Iridium TT Brand Line

The Iridium TT line from Denso features twin-tip technology combining an iridium center electrode with a platinum twin-tip ground electrode. This design enhances ignitability and combustion efficiency while maintaining electrode durability. The Iridium TT spark plugs are engineered to provide stable performance and longer service life compared to conventional plugs, making them suitable for a broad range of secondary ignition applications.

Technical Details and Compatibility

The Denso 4713 spark plug incorporates a copper core center electrode that improves thermal conductivity and electrical performance. The nickel ground electrode core adds mechanical strength, while the platinum twin-tip ground electrode design helps maintain a consistent spark. With a resistance rating of 5000 ohms, this spark plug supports reliable ignition system operation. Its tapered seat and 16 mm hex size facilitate proper installation and sealing in compatible engines.

Common Applications and Problem Solving

• Restores engine misfire issues caused by worn or fouled spark plugs
• Improves cold start performance in vehicles like the Ford F-150 and Chevrolet Silverado
• Enhances fuel efficiency and reduces emissions in Buick and Cadillac models
• Addresses rough idling and hesitation in vehicles such as the Mazda MPV and Lincoln Navigator
• Supports consistent ignition in high-demand driving conditions for GMC and Hummer trucks

Installation Notes and Tips

Ensure the engine is cool before removing old spark plugs. Use a torque wrench to tighten the Denso 4713 spark plug to the manufacturer’s specifications to avoid damage. Verify the pre-gap size of 1.0 mm before installation, adjusting if necessary. Compatible with a wide range of vehicles including Buick, Cadillac, Chevrolet, Ford, GMC, and others listed in the fitment guide.

Quality Assurance and Warranty

Denso spark plugs are manufactured to meet strict quality standards for durability and performance. The Iridium TT 4713 spark plug undergoes rigorous testing to ensure consistent ignition and long service life. Warranty coverage details should be confirmed with the vehicle manufacturer or authorized service provider.