It's manufactured from a high quality alloy and O-rings are used for the sealing. 2x O-rings are included. More engine power. More resistance to detonation. Better heat transference. AE32149-C 12.00CC.
This product would be best suited for motorcycle enthusiasts looking for cylinder head replacements for their Aprilia RS250, 1995-2002 or Suzuki RGV250 VJ21, VJ22, 1988-1996 VHM models.