NGK-TR5A-13
NGK TR5A-13 (6585) Ordinary Spark Plug
🔹 Overview
Durable nickel-alloy spark plug with a copper core, providing reliable ignition and stable performance. Suitable for motorcycles, scooters, ATVs, and small engines.
🔹 Specifications
Thread Diameter: 10 mm
Reach: 19 mm
Hex Size: 12 mm (7/16")
Seat Type: Flat
Electrode Material: Nickel
Heat Range: 5
Resistor: No
Gap: 0.7–0.8 mm (pre-set)
🔹 Applications
Commonly used in:
Honda CG125 / CB125 (1970s–1990s)
Yamaha YBR125 / RX100 (1980s–2000s)
Suzuki GN125 / GS125
Scooters, mopeds, ATVs, and small engines
Lawnmowers, generators, and other small gasoline engines
Note: Applications vary by year and engine model — always confirm with OEM manual.
🔹 Cross References
Denso: W24FS-U
Bosch: W7AC
Champion: L82C
🔹 Order Information
MOQ: 100 pcs
Shipping: Air/Sea
Warranty: 12 months

NGK-TR5A-13
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