BOP

[Gary Derian]

The Chevy 4.3 is 3/4 of a 350 and uses the old Chevy V-8 bellhousing
pattern.  It is only used in RWD vehicles.  The RWD usage of the 2.8 and 3.1
V6-60 used the FWD pattern and a special FWD to RWD bellhousing.

Gary Derian <gderian at cybergate.net>

Joe Boucher wrote:
>
>Mr. Breitwieser,
>
>I'm going to have to disagree with you.  It isn't related to EFI, but I
>gotta.
>
>The Buick, Oldsmobile, Pontiac (BOP) rear wheel drive, transmission to
>engine bolt pattern is shared by Buick, Oldsmobile, Pontiac and
>Cadillac.  Chevy small block and big blocks are the loaners in this
>regard.  The RWD Chevy 2.8 and 4.3 V-6's are BOP.
>
>I don't have a clue about FWD tranny's.  But GM is such an homogenized
>corporation, I would have bet big money that ALL domestically developed
>FWD tranny's shared the same bolt pattern.  There was a company that
>made an adapter to mate the Quad to RWD tranny's.  No info in my brain
>on whether it had a unique bolt pattern.
>
>
>Joe Boucher
>'70 RS/SS Camaro  '81 TBI Suburban