mfg Posted May 30, 2017 Report Share Posted May 30, 2017 The stainless steel oil (piston) rings installed into the HD Avanti "R" engines at the factory were manufactured by.................? 1) Hastings...............2) Perfect Circle.................3) Michigan.........or........4) Sealed Power Link to comment Share on other sites More sharing options...
mfg Posted June 11, 2017 Author Report Share Posted June 11, 2017 No thoughts here? Link to comment Share on other sites More sharing options...
scottgriggs Posted June 30, 2017 Report Share Posted June 30, 2017 On 5/30/2017 at 6:53 PM, mfg said: The stainless steel oil (piston) rings installed into the HD Avanti "R" engines at the factory were manufactured by.................? 1) Hastings...............2) Perfect Circle.................3) Michigan.........or........4) Sealed Power Perfect Circle. Pretty sure there was a Perfect Circle magazine ad featuring the Avanti. Link to comment Share on other sites More sharing options...
mfg Posted July 1, 2017 Author Report Share Posted July 1, 2017 23 hours ago, scottgriggs said: Perfect Circle. Pretty sure there was a Perfect Circle magazine ad featuring the Avanti. I'd have thought they'd be Perfect Circle rings myself, but no, the answer is #4........ Sealed Power! Link to comment Share on other sites More sharing options...
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