The blade shaft? New blades and still looks like crap
https://drive.google.com/file/d/1pTJYgt_Ub6_RsL3j0JTPeStCi0KPT_Ui/view?usp=drivesdk
https://drive.google.com/file/d/1pX5vRQt_HnU8BayAo6_iZjTA3DDlaXsM/view?usp=drivesdk
I've replaced the fuel filter, air filter and can only believe its the fuel pump.. its a real pain to get it in to the local shop with the restrictions. Been many years since I've had to deal with small engine
Video in link...