Universal Air Filter Insert Motoforce

The diameter of most stock air filters is a little too small to allow enough air into the carburetor. It is possible to increase the air intake by drilling additional holes in the airbox. You can place these mini air filters with blue foam in these holes. The holes should be 25 mm wide.

The diameter of most stock air filters is a bit too small to get enough air into the carburetor. It is possible to increase the air intake by drilling additional holes in the air box. You can place these mini air filters with blue foam in these holes. The holes should be 25mm wide.