For those interested in learning more about Mikuni BS25 carburetor diagrams or creating their own patched diagrams, here are some additional resources:
Retains fuel; often contains a 90-degree drain hose. mikuni bs25 carburetor diagram patched
Let’s walk through the as if you had it printed on your bench. For those interested in learning more about Mikuni
Tapered rod hanging from the slide. It meters fuel flow out of the main jet as the slide rises. 2. The Carburetor Body and Fuel Jets It meters fuel flow out of the main jet as the slide rises
The official factory diagram (available in service manuals) shows 47 individual parts. It is a standard exploded view: a center line with the main carb body, parts floating left and right with leader lines to part numbers.
The factory manuals for the BS25 were notoriously vague about the transition circuit. Frustrated, Silas had reached out to an old-timer in an online forum who went by the handle JetStream . Two days later, a scanned image arrived in Silas’s inbox. It was a factory diagram, but someone had gone over it with a fine-tipped pen. This was the "patched" diagram.
The is a staple in the world of small-displacement motorcycles and ATVs . Known for its "constant velocity" (CV) design, this carburetor offers a smooth power delivery and excellent fuel efficiency that makes it a favorite for manufacturers like Suzuki, Yamaha, and Kawasaki.