2004-2015 for Yamaha YFZ 450 X 4x2 XCELDYNE Intake/Exhaust Valve Springs PSIMX20
2004-2015 for Yamaha YFZ 450 X 4x2 XCELDYNE Intake/Exhaust Valve Springs PSIMX20

2004-2015 for Yamaha YFZ 450 X 4x2 XCELDYNE Intake/Exhaust Valve Springs PSIMX20

XCELDYNE

$188.84

Quantity

Manufacturer: Xceldyne
MPN: PSIMX2004
Title: Intake Valve Springs

Purpose-built racing valve springs from the only dedicated racing spring manufacturer in the country Made from the highest quality Kobe spring wire Utilizes all of the same features and processes that we design into our entire racing spring line Designed for use with most cam grinds Single spring, low-drag design done right the first time.None of the crutched two-spring designs out there add to your valvetrain mass which in turn costs you horsepower Sold as a Pair

Important Notes

NOTESComplete intake/exhaust kit

Fitment Chart

YearMakeModelPositionNotes
2009-2015YamahaYFZ 450R 4x2--
2004-2015YamahaYFZ 450 X 4x2--
2003-2011YamahaWR 450 F--
2003-2009YamahaYZ 450 F--