2.8L/3.1L AND 3.8L FWD same bellhousing pattern?

[Shannen Durphey]

Quad 4 and 2.8 are different?  Where/how did you find that one?  GM FWD all
have "metric" bolt pattern, AFIK. 3.8l RWD has traditional BOP pattern.
Whatcha swappin?

Terryk wrote:

> Anybody know if the 3.8L Buick FWD engine and the 2.8L/3.1L/3.4L Chevy FWD
> share the same bellhousing pattern? I thought so originally until I found
> out that the Quad 4 and the 2.8L are different. So maybe the Buick is
> different too.
>
> I am not talking about the RWD engines. FWD only.
>
> Thanks
>
> Terry Kelley