Don't blame ya, it's like trying to find the proverbial needle in a hay stack. (not to mention the search thing never seems to work right either)
I just looked at the two side by side, with the right brackets it looks possible.
You'd need both the medium and long chassis spacers to get them to mesh by the looks of it.
Motor rotations are also look ok at first glance too. I'm not about to pull anything apart tho, but it should work.
Tamiya TA05r & TA05-IFSr
Tamiya F103GT & F103RM
Tamiya M04M & M03M
Tamiya TB02R & TB02