Manual [work] | Mikuni Bds26 Service

Work in a well-ventilated area. Wear nitrile gloves and eye protection. Carburetor cleaner will ruin rubber seals and blind human eyes. Tools Needed:

The following specifications are standard for the Mikuni BDS26 as used in common 250cc applications. Always verify against your specific bike’s factory service manual . Specification Main Jet (M.J.) #90 (Front), #87.5 (Rear) Pilot Jet (P.J.) Needle Jet (N.J.) Idle RPM 1,450 – 1,550 RPM Dry Float Height 6.2 mm – 8.2 mm (Standard: ~7.2 mm) Throttle Cable Play 0.5 mm – 1.0 mm 2. Disassembly & Cleaning

Check if the factory metal anti-tamper plug is still intact. If present, carefully drill a small hole in the plug, insert a sheet metal screw, and pull the plug out. mikuni bds26 service manual

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This is the most complete source for the BDS26. You can find free PDF versions on community sites like the Virago 250 Street Manual or detailed digital guides at Cyclepedia . Work in a well-ventilated area

Because of this, the official "service manual" is usually embedded within the specific motorcycle's workshop manual (e.g., the Suzuki GS125 or Hyosung GV125 service manual) rather than existing as a standalone Mikuni document.

Check this tiny diaphragm for tears. A ripped deceleration diaphragm causes loud popping in the exhaust when you let off the throttle. 4. Deep Cleaning and Inspection Tools Needed: The following specifications are standard for

Mikuni BDS26 Service Manual: A Complete Rebuild & Tuning Guide Table of Contents Required Tools & Supplies Removal & Disassembly Cleaning & Inspection Reassembly & Float Height Adjustment Carburetor Synchronization (Syncing) Troubleshooting Common Issues Mikuni BDS26 Technical Specifications

Place the brass jets, float bowl, and main body into a cleaning solvent. Never soak rubber diaphragms, O-rings, or plastic floats in harsh chemicals.

May indicate a torn vacuum diaphragm or incorrectly sized main jets.