NGK RACING PLUG R6918B-8 4492, NG4492

NGK Special Spark Plug for Suzuki RM125 (1996–2008) and KTM 125 EXC/SX (1998–2001) – R6918B8

Features:

• NGK’s wide heat range is achieved with copper wire for superior heat dissipation and performance.
• Copper core ensures rapid cooling of the electrode and insulator tip.
• Raised pre-ignition rating with high-conduction copper and long-nose insulator.
• Fine wire platinum center electrode requires less voltage to ionize the gap, delivering a stronger spark for improved combustion.
• Platinum-tipped center electrode offers enhanced durability and long-lasting performance.
• Fine wire nickel alloy ground electrode minimizes quenching, promoting better ignition efficiency.
• Specifically designed for high-performance engines in demanding environments.
• Handcrafted in Japan for durability in extreme conditions.
• Sold individually.

Specifications:

• Part Number: 37-R6918B-8
• NGK Reference Number: 4492
• Heat Range: 8
• Thread Size: 14 mm
• Thread Reach: 19 mm (3/4″)
• Hex Spanner Size: 13/16″ (20.6 mm)
• Seal Type: Gasket Seat
• Electrode Material: Platinum-Tipped Fine Wire Center Electrode
• Ground Electrode: Fine Wire Nickel Alloy, Angled
• Gap: 0.024″ (0.61 mm)
• Type: Resistor
• Weight: 0.12 lbs

Compatible Models:

KTM:

• 125 EXC: 2001, 2000, 1999, 1998
• 125 SX: 2001, 2000, 1999, 1998

Suzuki:

• RM125: 2008, 2007, 2006, 2005, 2004, 2003, 2002, 2001, 2000, 1999, 1998, 1997, 1996

Additional Information:
This NGK platinum racing spark plug is optimized for high-performance two-stroke engines, providing consistent ignition, enhanced power, and improved engine response. Its durable design and fine wire configuration make it ideal for both KTM and Suzuki motorcycles in competitive and demanding applications.