- Superior construction for serious power
- Versatile plugs with wide operating heat ranges prevent fouling from running too cool and preignition from running too hot
- Features high alumina ceramics for improved heat dissipation and electrical insulation, deep-seated copper core for a wider heat range and a nickel alloy tip for longer life
Yamaha -- MT-10 -- (2018, 2019, 2020); Yamaha -- YZF-R1 -- (2011, 2009, 2013, 2012, 2010); Yamaha -- YZF-R7 -- (1997, 1998, 1999, 1995, 1996, 2000, 1993, 1994); Yamaha -- YZF-R1 M -- (2015)