Spark Plugs Set of 4, NGK Laser Iridium 0.8 mm Center Electrode, 5/8 in Hex and 26.5 mm Reach

This set of four NGK Laser Iridium spark plugs is designed as an OEM replacement for compatible vehicle applications. The laser-welded 0.8 mm iridium center electrode and platinum ground electrode support the documented OE-style spark plug design.

The plugs use a 5/8 in. hex, 26.5 mm reach, gasket seat and 12 mm thread size. A gapping service is available when a requested gap is provided with the order; otherwise, the source states that .025 is used.

Features

• Set of 4 spark plugs
• Laser-welded 0.8 mm iridium center electrode
• Laser-welded platinum ground electrode
• 5/8 in. hex size
• 26.5 mm reach
• Gasket seat
• 12 mm thread size
• Optional gapping service when a requested gap is supplied

Specifications

• Quantity: 4 spark plugs
• Brand: NGK
• Spark Plug Hex Size: 5/8 in.
• Spark Plug Reach: 26.5 mm
• Spark Plug Seat Type: Gasket
• Spark Plug Thread Size: 12 mm
• Center Electrode: 0.8 mm iridium
• Ground Electrode: Platinum

Frequently Asked Questions

How many spark plugs are included?

The product is sold as a set of four spark plugs.

What are the plug dimensions and seat type?

Each plug has a 5/8 in. hex, 26.5 mm reach, a 12 mm thread size and a gasket seat.