Pro X Valve And Spring Kit - 28.SES2440-1 Yamaha YZ 450 2010-2013 Brand_Standard Motor Products Both amplifiers fit inside the

Both amplifiers fit inside the fairing

Sport SDI 2-TEC w/136" Track 2005-2006 Ski-Doo GTX 600 Sport 2005 Ski-Doo Legend V-1000 GT Sport 2005-2007 Ski-Doo MX Z 500 Adrenaline 2005

1980-1994 Harley-Davidson Tour Glide Classic FLTC 1980-1986 Harley-Davidson Tour Glide FLT 1982-1983

misc washers and an axle nut

Material Plastic Position Right Color/Finish Gray Features Pre-Drilled Position Left Units Pair Product Name Side Panel Riding Style Off-Road

Pro X Valve And Spring Kit - 28.SES2440-1 Yamaha YZ 450 2010-2013 Brand_Standard Motor Products Both amplifiers fit inside theFeatures Replaces the OEM valves and valve springs Steel, nitrided valves for increased durability and less wear under extreme conditions Stronger valve springs deal with the extra weight of the steel valves Springs are made from premium chrome vanadium steel for higher performance and durability at high rpm Kit contains a set of steel intake or exhaust valves plus a set of specially designed valve springs; can be installed using the OEM retainers,