This Mikuni MK-BST40-225 rebuild kit is designed to replace multiple internal items including the float valve, internal gaskets, and clips as well as new external items such as adjustment screws and springs.

Please note that due to jet variations, this kit does NOT include any Main Jets or Pilot Jets.

MOTOHELP Is an Authorized MIKUNI Distributor/Dealer.  We only sell Genuine Mikuni Product!