Here is the Tokamac drop in 68040/33 for the IIfx.
https://picasaweb.google.com/107784270771159898725/NubusCards?gsessionid=uaOAuxiVBWsKmd6JtCTSPw#5067908774971265362
There is also the Applied Engineering TransWarp 25/33 68040.
https://picasaweb.google.com/107784270771159898725/NubusCards?gsessionid=uaOAuxiVBWsKmd6JtCTSPw#5067908774971265362
There is also the Applied Engineering TransWarp 25/33 68040.