I know my dad used to use this like every 10K miles on his '69 Cutlass. I didn't think it was still around until I found their website : http://www.rislone.com/
Just curious what anyone thought about this stuff. Some of the old school guys in my grandfather's service station used to swear by it.
Just curious what anyone thought about this stuff. Some of the old school guys in my grandfather's service station used to swear by it.