Same 3.5 x 6.0 reservoir as the 1005 with a 3.5 filter built in. Ports are -8 and -10 JIC.
The replacement filter is part 1020. Howe's fluid rule: use Swepco 715 in racing vehicles, or GM AC Delco 19329448 in recreational vehicles, and no ATF.
Howe Performance part number 1010.