DHM High Compression Stock Bore Piston for 2019+Honda CRF110
DHM’s stock bore high comp piston is ready to add some low end grunt, solid mid range, and more overrev to your CRF110! Re-use your stock cylinder and drop this piston it to raise effective compression which helps the bike become snappier, more responsive and faster all around.
- Direct drop in
- High compression 12.5:1 dome
- Multiple oiling holes for skirt and ring lubrication
- Valve reliefs to clear big valve 27/22 cylinder heads
- Requires tuning, and a minimum octane of 91
- Base and head gaskets not included
***Set upper silver ring gap to .008″ and lower black ring gap to .010″
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