Datsun Crank mods

Gidday,
Does anyone have the specs on modifying a datto crank to fit a T/C-crossflow?.
Any comments on the degree of difficulty v the gains?.
I am building an 1800 T/C with L2 cams so it wont be too peaky, but should still pull to 8000rpm.
Any comments ?
Cheers
Does anyone have the specs on modifying a datto crank to fit a T/C-crossflow?.
Any comments on the degree of difficulty v the gains?.
I am building an 1800 T/C with L2 cams so it wont be too peaky, but should still pull to 8000rpm.
Any comments ?
Cheers