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5TA-12121-00-00
Ignite your 400EX/400X—with a 440cc Stage 3 kit today
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Maxlok complete TITANIUM bolt kit for side covers
Q: Is this kit suitable for modified or big bore engines
YZ450FX WR450F Kibblewhite Black Diamond Valves 2016-2021 OEM Standard Kit All 4 Alpha Cub 5TA-12121-00-0080 80872,80 80876,80 80872T,80 80876T,1SL 12111 00 00,1SL 12121 00 00,51Y 12119 00 00 YZ450FX WR450F Kibblewhite Black Diamond Valve Kit '14 21 OEM Replacement ALL 4 Reclaim Lost Power: Restore Your Yamaha's Engine Precision & Durability! Is your Yamaha YZ450F, YZ450FX, or WR450F feeling sluggish? Worn valves can lead to compression loss, poor starting, and diminished power. This Complete Set of Kibblewhite Black Diamond Performance Valves (All 4) is
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