You shouldn't get any pinging on 87 unless there's something wrong (carboned up? wrong temp spark plugs? advanced timing?). I've never had pinging issues running 87 in my Volvos, even on turbo models (at stock boost anyways).
Sincerely, Tyler William H Backman 1987 190D Turbo Biodiesel On Sep 2, 2008, at 8:36 AM, Donald Snook wrote: > I took my new acquisition, a 1990 Volvo 240DL, on a trip this > weekend. We drove to Springfield, Missouri. It was about a 650 > mile trip and I got 26.2 MPG driving 70-75. The car performed > perfectly. I have noticed that if I use 87 octane, I get some > pinging. I put 89 in and it cleared right up. Great car. > > Donald H. Snook _______________________________________ http://www.okiebenz.com For new parts see official list sponsor: http://www.buymbparts.com/ For used parts email [EMAIL PROTECTED] To Unsubscribe or change delivery options go to: http://okiebenz.com/mailman/listinfo/mercedes_okiebenz.com
