Date: Fri, 12 Mar 1999 15:46:45 GMT From: "MManic" <mmmanicnopsamail.com> Subject: Re: Premium vs. Regular Gas
Does anyone know what the compression ratio of a 1998 900SE Turbo is? Tony wrote in message <36E86BC6.40AB66B2nopsamAMhome.com>... >MManic wrote: >> >> When I purchased my 98 900 my dealer told me the car was designed to run on >> regular (83 octane?) and that premium (93-95 octane) would provide no >> benefit and may even be harmful. I can't imagine this is true. > >If the compression ratio is > 9:1 the car will benefit from premium gas; >if it's 9.5:1 or more then premium gas IS required. Premium gas will NOT >harm any car; don't believe the dealer. > >83 Octane is really low, 87 is minimum in my opinion. At 83 any car >worth its salt will ping under even moderate load which is not good for >the engine. >-- >Remove "NOSPAM" from address for direct e-mail > >####### > # #### # # # # > # # # ## # # # > # # # # # # # > # # # # # # # > # # # # ## # > # #### # # #