[Diy_efi] source for chips

[bill]

good day to all!!!=0D
        =0D
       I am putting together a T.B.I. system for my 76 firebird, I have g=
ot
it running ok but as usual with factory chip it is a little rich, my
question is is there anybody that sells blank chips that I can use in the=
 gm
ecm ( 1989 gmc,g2500,350,vin k)??? I don't want to erase the factory chip
yet just incase I "@%**%" it all up (to be perfectly blunt), at least I w=
ill
have the original chip and map to fall back on.=0D
=0D
=0D
                                                     thanks

_______________________________________________
Diy_efi mailing list
Diy_efi at diy-efi.org
http://www.diy-efi.org/mailman/listinfo/diy_efi