Ron,

I used blues and reds "back in the day"...

Had one or two die. But...they were dead headed. I have a return now, so I assume their life should be longer, and probably quieter.

72 RR, Pump gas 440, 452s, 3800 lbs, Corked, ET Radials,. 11.33@117.72. Same car, bone stock 346s, 9.5 comp, baby solid. 12.24@110.