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429mustang · 03-10-2004, 08:31 PM

around 750 with Mobil 5w40 synthetic. Maybe bump your idle up a little (750-800) along with the heavier oil.

03-10-2004, 08:31 PM	#6
429mustang Registered Member Join Date: May 2001 Location: westerville, OH USA Posts: 618	around 750 with Mobil 5w40 synthetic. Maybe bump your idle up a little (750-800) along with the heavier oil. __________________ 1990 Notchback: BBK Ceramic Coated Full length headers, Dr. Gas 3"- 2 1/2" x-pipe, Flowmaster 40's/turndowns.