1995 ETC, 75 Deville, Cad500 powered 73 Apollo, 94 Mark VIII
I may have found my 500. It's from a 70 ElDorado, thus it has 10:1 compression. Think I can run it on 87 octane gas? I'm confident I could run it on premium, but being a cheap bastard, I'd like to run it on 87.