Mikuni Hsr42 Manual, Feb 10, 2003 · Tuning the HSR42/45/48 Carburetors Your Mikuni HSR comes from the factory with the tuning parts we found to work with the great majority of engine performance modifications. Tuning the HSR42/45/48 Carburetors s. Available individually, as bolt-on kits that retain your bike’s classic look, or as complete kits for serious performance enhancement. . Feb 10, 2003 · Tuning the HSR42/45/48 Carburetors Your Mikuni HSR comes from the factory with the tuning parts we found to work with the great majority of engine performance modifications. 7 mb) revised 12/18/01 : The air screw and the pilot jet. This manual is an invaluable resource for both professional mechanics and DIY enthusiasts, covering every service and repair procedure for the Mikuni HSR42 45 48 Smoothbore Carburetor. Hsr42 exploded view (. Web mikuni carburetor manuals this page lists our carburetor owner's and tuning manuals. However, the large number of differing after market exhaust and air cleaner systems makes it virtually impossible to accommodate all possible combinations with one carburetor set- Offered in 42, 45, and 48mm throttle bore sizes, HSR Series carburetors deliver better throttle response, more torque, and more horsepower. bvj, 5ilmvow, jhs7qv, hnz8, 51pifs, eyj5, wmwkjq, yki2, 5m, lpce,