Sherco Cylinder Head O-Rings Larger
Sherco Cylinder Head O-Rings Contains all 8 cylinder head O-Rings used to seal in combustion gases and seal the coolant circuit between the cylinder and the cylinder head.
Sherco Part numbers M038, M039 and M040's
290 Shercos all years.
200 and 250 Shercos from 2005 till present (these are incorrectly listed as M222 & M223 in the parts book).
125 Sherco from 2005 till 2011 (in 2012 the inner O-ring was made smaller see here)
M6 Plain Flanged Nut BZP£0.66
Sherco Cylinder Head O-Rings Smaller (125, 200 & 250cc - 1999>2004)
Starting at £0.69