DENSO Iridium Power Spark Plug ITV16, 14mm Thread, Resistor, 1.1mm Gap

PRODUCT OVERVIEW

The DENSO Iridium Power Spark Plug ITV16 is engineered for strong, reliable ignition and long service life. Featuring a fine-wire iridium center electrode and nickel ground electrode, it delivers efficient combustion, improved throttle response and stable performance over extended mileage.

KEY FEATURES

• Fine-wire 0.4mm iridium center electrode for enhanced ignitability
• Nickel ground electrode with U-groove and taper cut shape
• Projected tip design for stable combustion
• Built-in resistor (5K Ohm) for reduced electrical interference
• Durable construction for long service life
• Alternate part number: 267700-3700SR

TECHNICAL SPECIFICATIONS

• Part number: ITV16
• Heat range: 16
• Center electrode material: Iridium
• Center fine-wire size: 0.4mm
• Ground electrode material: Nickel
• Electrode design: U-groove, taper cut
• Configuration: Projected tip
• Resistor: Yes
• Resistor value: 5K Ohm
• Thread size: 14mm
• Thread pitch: 1.25mm
• Reach: 19mm (3/4")
• Hex size: 5/8" (16mm)
• Spark plug type: Gasket, solid terminal
• Isogap: 0.043" (1.1mm)
• Recommended torque (cast iron): 26–30 lb-ft
• Recommended torque (aluminum): 15–22 lb-ft
• Longevity: Up to 50,000 km (manufacturer specification)
• Quantity: 1 spark plug

NOTES

• Professional installation is recommended to ensure correct fitment and torque.
• Always confirm compatibility with your vehicle using the appropriate catalog or fitment guide.