Hi, Books: no. May be you can find Bosch Yellow notebooks, but they are not precise enough. I suggest you searching DIY-EFI archives. M1.3 was used in porsche flat6 and BMW. Alexei _______________________________________________ Diy_efi mailing list Diy_efi at diy-efi.org http://www.diy-efi.org/mailman/listinfo/diy_efi