Bougie NGK IJR8B9

Overview

NGK is a globally recognised leader in ignition technology, producing high-quality spark plugs engineered for reliable starting, efficient combustion and long service life. Designed to meet OEM specifications, NGK plugs are trusted by manufacturers and workshops worldwide.

NGK Spark Plug IJR8B9
Wemoto Product Code: AB9649
The NGK IJR8B9 is a high-performance NGK Lazer Iridium spark plug engineered to deliver superior ignitability, efficient combustion and extended service life. The “-9” designation indicates a factory-set 0.9mm electrode gap, while the fine iridium centre electrode supports strong and consistent spark performance in modern high-efficiency engines.

Technical Specifications

• Thread Size: 12mm
• Thread Pitch: 1.25mm
• Hex Size: 14mm
• Reach: 19mm (3/4")
• Heat Range: 8

As part of the NGK Lazer Iridium range, the IJR8B9 is designed for superior ignition reliability and long service life. Additional design benefits include superior anti-corrosion and anti-seizing properties, corrugated ribs to help prevent flashover, improved strength and heat transfer, a copper core to aid heat removal, and triple seals to help prevent leakage.

Key Features & Benefits

• Genuine NGK Lazer Iridium spark plug
• Fine iridium centre electrode for superior ignitability
• Resistor type to reduce electrical interference
• Factory-set 0.9mm electrode gap (-9 specification)
• Long service life with advanced iridium construction
• Superior anti-corrosion and anti-seizing properties
• Heat range 8 for correct thermal performance in specified applications
• 12mm thread with 19mm reach
• Suitable for engines requiring IJR8B9 specification

Why buy from Wemoto

• Fast dispatch and reliable delivery
• Extensive range of motorcycle, scooter and ATV parts
• Knowledgeable customer support team