Keep a steady, dependable spark firing in your engine with the Champion Copper Plus Small Engine Spark Plug 880, plug type RN3C. It fits many vehicles, among them the 1999-2013 Husqvarna WR250, 1989-2004 Honda CR250R and 2008-2010 KTM 85 SX (19/16), along with a wide range of other motorcycles, snowmobiles, classic cars and more. See the "Vehicles it fits" section for the full list.
Champion builds its Copper Plus plugs around proven copper-core technology. The copper core in the center electrode provides excellent conductivity and heat control for consistent sparks, and the coated shell protects against corrosion.
- Copper core precision: The copper-core center electrode allows accurate control of heat range and is designed for longer life and dependable performance.
- Corrosion resistance: A coated shell provides corrosion resistance in harsh environments.
- Built-in noise suppression: The resistor design helps protect sensitive electronics by minimizing electrical interference.
- Easy, OE-quality install: It arrives pre-gapped at 0.025 in (0.64 mm) and is built to meet OE fit, form and function. It is designed for reliable ignition in all weather conditions.
Specifications: 14 mm (0.551 in) thread diameter, flat seat with a crush washer included, resistor type, nickel center electrode tip, non-indexed, standard replacement grade. Country of origin: China.
The number of plugs needed varies by application, from one up to twelve depending on the engine. Check the "Vehicles it fits" section for the quantity your vehicle uses.
Frequently Asked Questions
Which vehicles does the Champion 880 spark plug fit?
It fits many vehicles, including the 1999-2013 Husqvarna WR250, 1989-2004 Honda CR250R and 2008-2010 KTM 85 SX (19/16). See the "Vehicles it fits" section for the complete list.
Does the Champion 880 come pre-gapped?
Yes. It comes pre-gapped at 0.025 in (0.64 mm) to simplify installation. Confirm the gap your engine specifies in the vehicle's service information before installing.
What are the thread and seat specifications?
The 880 (plug type RN3C) has a 14 mm (0.551 in) thread diameter and a flat seat, and a crush washer is included. It is a resistor-type, non-indexed plug with a nickel center electrode tip.
How many spark plugs does my engine need?
The quantity varies by application, from one plug up to twelve on some engines. Check the "Vehicles it fits" section for the quantity your vehicle uses.
What are signs a spark plug may need replacing?
Hard starting, misfires, rough running, or fouled or worn electrodes are common signs. Diagnose the cause first, since ignition or fuel problems elsewhere can produce the same symptoms.
