1.03" torsion bars and TT1 sb step headers

Do you get any of the squeaking noises from those delrin bushings? I assume you use greaseable pivot pins?

Nope, no squeaking and they don't have greasable pins, you just lube them up real good and press them in. Use this grease Energy Suspension 9-11104: Formula 5 Prelube 8 oz | JEGS
I believe Hotchkis is using and recommending this grease as well, since it stays in place and works well.