Some interesting reading. ftp://ftp.diy-efi.org/incoming/Frequency Maf.pdf ftp://ftp.diy-efi.org/incoming/Frequency Maf.xls Matt ---------------------------------------------------------------------------- To unsubscribe from gmecm, send "unsubscribe gmecm" (without the quotes) in the body of a message (not the subject) to majordomo at lists.diy-efi.org