NGK 6777 Laser Iridium Spark Plug for Honda CBR600RR & CBR1100XX

Vehicle Fitment

• 2001-2004 Honda CBR600F F4I (600cc, street sport)
• 2003 Honda CBR1100XX Super Blackbird (1100cc, sport touring)
• 2002-2003 Honda CBR954RR (954cc, sport)
• 2013-2020 Honda CBR600RR (600cc, sport)
• 2019-2020 Honda CBR600RR ABS (600cc, sport with ABS)

Features

• Laser Iridium fine-wire center electrode for extended life
• Platinum pad on ground electrode reduces wear
• High-grade pure alumina silicate ceramic insulator
• 98% pure copper core for excellent heat transfer
• Trivalent metal plating resists corrosion and seizing
• Taper-cut ground electrode for optimized spark delivery
• Reduced required ignition voltage for smooth starts
• Enhanced throttle response and fuel efficiency

Specifications

• NGK Part Number: 6777 / IMR9C-9H
• Thread Diameter: 10 mm (M10x1.0)
• Reach: 19 mm (3/4")
• Heat Range: NGK 9
• Resistor: Yes (~5000 Ω)
• Seat Type: Tapered with gasket
• Hex Size: 5/8" (16 mm)
• Gap: ~0.9 mm / 0.035"

Included Components

• 1x NGK 6777 Laser Iridium Spark Plug (IMR9C-9H)

Product Description

The NGK 6777 Laser Iridium Spark Plug (IMR9C-9H) is engineered for high performance and longevity in select Honda motorcycle engines. Featuring a fine-wire iridium center electrode paired with a platinum pad ground electrode, this plug delivers consistent spark performance, enhanced combustion efficiency, and superior durability compared to standard designs. Its copper core and trivalent plating improve heat dissipation and resistance to corrosion and seizing.

Designed for sport and sport-touring motorcycles such as the Honda CBR600F, CBR600RR, CBR1100XX Super Blackbird, and CBR954RR, the NGK 6777 offers improved throttle response, reliable cold starts, and extended service life - ideal for riders looking to maintain peak engine performance. Always check your motorcycle's service manual for correct spark plug gap and torque specs before installation. Fitment confirmed through 2020. 2021+ model coverage varies by engine and should be verified with manufacturer data.