I had wobbles on my Savage with the standard equipment of tires, and standard rake and trail.
Raising the rear and lowering the front each 50mm will give me a 3.9deg. Reduction in rake. Not so much, I would like to get more without cutting the frame.
Perhaps with the proper, narrower tires and 3.9 deg. reduction in rake, I will be satisfied. Probably will.
Of course I would not ride it if I thought it was mechanically unstable, but I would make sure it wasn't