The "808" is one of B.O.P.'s versions of Chevrolet 's
1978-87 G body specific aluminum bellhousings.
It also comes in two
versions,
with the the clutch fork ball stud location determining
whether it fits the A & G bodies,
or the rest of 65- 77
Buick,Oldsmobile, Pontiacs.
Front View This bell features threaded mounting holes for Muncie,
Saginaw,T-10 and Dearborn car transmissions
Part # The part # is cast directly in front of the clutch fork hole.
Top View This picture shows the upper engine mating holes,
that identify it as a Buick ,Olds and Pontiac Clutch housing.
Fork Side This
bell has the same fork hole location as the more common 9785581,
but
can't utilize the straight bearing release fork,
if the fork pivot stud
is in the lower position.

Passenger Side Typical of B.O.P. clutch housings.
Bottom This bell uses a one piece stamped steel inspection cover.
Inside This view shows the fork pivot stud in the lower position,
identifying it as a 1978-88 A and G body only bellhousing.
Fork Pivot Stud Boss The example I have has the fork pivot stud in the lower position.
This bell can only be used with the
14007356 clutch release fork.