Mini Bikes → Honda → XR100 → 1990-2009 - Yoshimura Performance Cam ST-1
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DescriptionYou can also add on our Yoshimura ST-1 Billet Camshaft for even more power. Tons more over-rev and an overall increase over just the Bore Up kit. Simple drop-in installation and complete instructions included.* Cam timing should be set by a certified mechanic to ensure proper function. Improper installation or cam timing could result in catastrophic engine failure. |
