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Bus Discussion => Bus Topics ( click here for quick start! ) => Topic started by: Geoff on July 05, 2013, 04:51:42 PM

Title: DD 6-71 serial number year
Post by: Geoff on July 05, 2013, 04:51:42 PM
Does any one have a book that lists an old 6-71 engine with HV injectors?  I need a printed page saying what year this engine is:

Serial number:

6A23789

Thanks if you can help...

--Geoff
Title: Re: DD 6-71 serial number year
Post by: eagle19952 on July 05, 2013, 06:30:10 PM
is it in the service man handbook....the old small ring binder ?
Title: Re: DD 6-71 serial number year
Post by: Len Silva on July 05, 2013, 06:38:24 PM
I found this:   http://igor.chudov.com/manuals/Detroit-Diesel/Detroit-Diesel-Series-53/Detroit-Diesel-Engine-Serial-Numbers.pdf (http://igor.chudov.com/manuals/Detroit-Diesel/Detroit-Diesel-Series-53/Detroit-Diesel-Engine-Serial-Numbers.pdf)

but it only goes back to 1960.  Looks like yours is considerably older than that.
Title: Re: DD 6-71 serial number year
Post by: luvrbus on July 05, 2013, 07:13:32 PM
Just to help Geoff that is 50 to 52 model high block 2 valve GMC Diesel it won't be listed as a Detroit Diesel
Title: Re: DD 6-71 serial number year
Post by: Geoff on July 07, 2013, 07:03:30 PM
My posts seem to get deleted on this thread before I can hit the "post" button?????