Mikuni VM Series "Grand Prix" carburetors have been used successfully on motorcycles for about 25 years. I’ve learned how to select and install them on older British pushrod models (beginning with my own 1970 Bonneville), including the T120, TR6, Thunderbird, Lightning Rocket, Thunderbolt, Commando, Atlas, Dominator, and more 500, 650, 750 & 828cc twins, as well as Gold Star, Ariel ...
Pilot screw VM22/26 under side type, both types Pilot screw 2 types found in the 22/26 Mikuni carbs under side type. Both in kit No spring or seal 6mm x 0.5 pitch 2 step seat type 22mm overall Single taper 20.6mm overall Both can be used 2 step finer control low rpm’s … Motorcycle Spares Warehouse is the place to find hard to get carburettor parts, repair kits, jets, piston kits, parts and accessories for your motorcycle. We ship internationally the same or next business day and support supply to thousands of restorers and workshops.
General Mikuni Slide Circuity This manual is intended as a guide for users of Mikuni carburetors who want to learn the basic methods ot tuning and adjusting to obtain top performance and fuel economy. The arrows that appear in the drawings in this text show direction in which air, fuel, and air-fuel mixture flows. Ive used the "stock" Mikuni 22 jetted just as the member indicates he has. I thought it was a good carb. I suspect the problems reported are not carb problems. My guess follows Joe's. I'd have a hard look at ignition using the Hodaka Workshop Manual as a reference. Since you've had 2 carbs not "do what you want" I'd look elsewhere for problems.
Setting a Mikuni VM22 carb. ... not usre if this applies to your VM carb but here is the Mikuni manual, Mods dont panic it is from Mikuni,s own site so should not be ... Mikuni Type Slow Jets for Yamaha and Suzuki; Mikuni VM22/210 Type Pilot Jet; Mikuni VM28/486 Type Pilot Jets; Miscellaneous; Oil Filters; Oil Seal Kits; Parts Box; Petcock Diaphragm; Petcock Repair Kits; Pilot Screw Set; Piston Diaphragm; Piston Kits; Piston Rings; Rear Sprockets; Replacement Carb Parts; Rim Tape; Slide Diaphragm; Spark Plugs ... Following the coloring image of the first model * "Monkey Z 50 M" released in 1967, adopted a dedicated three-dimensional emblem and a main key suitable for a memorial model.Fuel tank side and side covers are colored with pearl sunbeam white which is the main color, and fenders of the front and rear are colored as shasta white.