there's a tolerance in that gap that needs to be maintained. do you know if all the springs were tightened correctly, where you able to feel the same pressure when you removed them? I swear I even seen shops do worse than just get the torque wrong on those springs
NORTHEAST BRIDGESTONE SUPERMOTO TIRE DEALER
CRF450R SUMO, '82V45 Sabre '00 Aprilia SR50, 82 Yamaha XJ650RJ Seca, '72 RD350 R5
SMEC, NJMINIGP, NEMM, OVRP
Its def worn pretty good. Filing and deburing the edges will help smoothen the engagement and get you back on the road. At some point its gonna need to be replaced.