The throttle bodies "could" wear where the throttle shafts ride. The result would be air leaks. There are repair kits available for this same problem with carburetors. I have no idea if the repair kits would work with the V-Strom throttle bodies.
A forum community dedicated to all Suzuki Strom owners and enthusiasts. Come join the discussion about performance, modifications, troubleshooting, purchasing, reviews, accessories, maintenance, and more!