NGK Spark Plug DPR8EA-9 – Standard 🔥⚙️

This is clean ignition done the right way. The NGK DPR8EA-9 is built for consistent spark, controlled heat, and long-term reliability—no misfires, no drama, just smooth combustion every time the motor turns over. From big cruisers to dual-sports and ATVs, this plug is trusted in machines that actually get ridden hard and often.

The Breakdown
🔥 Reliable Spark Performance – Resistor-style plug delivers stable ignition and reduced electrical noise
🧱 Pure Alumina Ceramic Insulator – High strength with excellent heat transfer to prevent overheating
🛡️ Trivalent Metal Plating – Superior resistance to corrosion and thread seizing
🔒 Triple-Seal Construction – Prevents compression leakage under real riding conditions
⚡ Copper Core Center Electrode – Pulls heat away fast for consistent performance
🧠 Nickel Alloy Electrode Tip – Durable, dependable, and made for long service life
🔩 Threaded Stud Terminal – Secure connection for traditional ignition systems
🏍️ Balanced Heat Range – Heat range 8 with a 0.9 mm (0.035") preset gap

This is a standard NGK resistor spark plug with a 19.1 mm thread reach, 19 mm hex size, projected center electrode, single ground electrode, and 5k ohm resistance—engineered to fire clean and stay stable across street, ATV, and off-road use.

Fitment
2015–2017 Yamaha XV19C Raider
2015 Yamaha XV19CS Raider S
2014–2015 Triumph Bonneville 865
2012–2014 Yamaha XV1900S Roadliner S
2012–2014 Yamaha XV19C Raider SCL
2010–2012, 2014 Yamaha XV1900 Stratoliner Deluxe
2009–2016 Triumph America 865
2009–2013 Triumph Bonneville SE
2009–2013 Yamaha Royal Star Venture S
2009 Honda CRF230M
2008–2009 Yamaha Royal Star Tour Deluxe S
2008–2009 Honda CRF230L
2007–2016 Triumph Thruxton 865
2006–2016 Triumph Scrambler 865
2006–2013, 2015, 2017–2018 Triumph Bonneville T100
2006–2010 Yamaha XV1900 Stratoliner S
2006–2009 Yamaha XV1900 Roadliner Midnight
2005–2016 Triumph Speedmaster 865
2005–2010 Triumph Rocket III
2005–2009, 2011–2015 Suzuki S40 Boulevard
2004–2009 Suzuki GS500F
2004–2007 Yamaha Rhino 660
2003–2012 Kawasaki Prairie 360
2003–2009 Honda CRF230F
2001–2007 Honda Shadow Spirit 750
1999–2001 Triumph Legend TT
1999–2001 Triumph Sprint RS / ST
1997–2018 Kawasaki KLR650
1993–2009, 2013–2016 Honda XR650L
1991–2003 Honda CB750 Nighthawk
1988–2007 Honda VT600 Shadow VLX
1985–2000 Honda XR600R
1985–2007 Yamaha V-Max 1200
1982–1983 Honda GL1100 Gold Wing
1980–1981 Honda CB750 Custom
1979–1981 Honda CB650

If your engine calls for a DPR8EA-9, this is the plug that keeps it lighting clean, pulling strong, and running the way it was meant to.