Fl silver have you tried boiling the arms. try it first on one of your broken arms. we used to do that with the old Arms years ago. I have not tried it yet.
YoDog-I tried Pardus spec tires last weekend outdoors . Here what I experimented with and will try out this weekend(if I can).
front X- 20 front spring Asc (1/10)
Rear Blue sides progressive. center a very soft old associated Black spring- softer than Tamiya Red.
Also also readjusted my radio -EXpo both steering and trottlw to get rid of the problem you mentioned.Also who sells the tit turnbuckels.