Carburetor adjusting tool for manipulating the air fuel adjustment screw and tighten the lock nut without slippage when desired vacuum level is reached. Alloy steel, 11" long. Fits both Mikuni and Keihin carburetors with 8mm hex nut and screw driver slot. Especially required for the GL1000! Eliminates fumbling with inadequate tools while trying to view your mercury manometer carb tuner, 08-010.

Maintenance schedule: Honda recommends checking your carburetor idle speed every 4000 miles and your carburetor choke every 8000 miles. Synchronize your carburetors every 8000 miles or 12800 km.