Provides a richer mixture for cold starts. Verified Tuning Specifications
Invert the carburetor so the float tang just touches the needle valve spring (do not compress the spring). mikuni bs26 carburetor manual verified
Mikuni BS26 is a 26mm Constant Velocity (CV) carburetor widely used in small motorcycles and ATVs, such as the Suzuki GN125 or Hyosung GV250. Authentic service procedures and tuning adjustments are critical for maintaining the "variable venturi" effect that allows these units to balance performance with fuel efficiency. Essential Technical Specifications Provides a richer mixture for cold starts