Product Description

OEM Number: 12290-R48-H01

This set contains: 4 Spark Plugs

PIES Information

Part Number: ILZKR7B-11S

Product Description: NGK Laser Iridium Spark Plug

Marketing Description: NGK Laser Iridium Spark 

Plugs are the latest OE spark plug design. They feature 

a laser welded 0.8 mm iridium center electrode along 

with laser welded platinum on the ground electrode 

providing the strongest ignitability and the longest 

life possible.

PADB Attributes

Center Electrode Core Material: Copper Core

Center Electrode Tip Material: Iridium

Gap Size: 0.044 in

Ground Configuration: Standard

Ground Electrode Core Material: Nickel Core

Ground Electrode Quantity: 1

Ground Electrode Tip Design: Standard

Hex Size: 5/8"

Insulator Height: 50.00 mm

Manufacturer Heat Range: 7

Reach: 26.5 mm

Resistance: 5000 Ohms

Seat Type: Gasket

Thread Diameter: 0.472 in

NGK Laser Iridium Spark Plugs are the choice of consumers, automotive enthusiasts, street 

racers and professional race teams around the world. Produced using advanced materials and 

cutting edge technology, NGK spark plugs help maximize engine power and operating performance 

ride after ride.

• Highest performance spark plugs available, exceeding the lifetime and                        
  performance of OEM, V-Power, G-Power, and Standard grade plugs.      
• Provides extreme durability with 80,000 to 100,000 mile service life.                            
• Double precious metal construction uses a Fine-wire Iridium center electrode             
  and Platinum ground electrodes for ultimate engine performance.            
• Designed for the most advanced fuel-injected and turbocharged engines.                   
• Precision laser-welded electrode construction.                                                              
• Trivalent Metal Plating provides superior anti-corrosion and anti-seizing properties.