[TR] TR4A crankshafts

[Randall]

> But if this number is quite far off what is expected for 
> those kits, then we know something.

Unfortunately, the diameter for the conversion kit is closer to 2.520.  So
the conversion seal isn't going to work with the MF crank, unless it's
modified.

But .150 or so per side isn't all that much, so it's still possible the MF
seal will fit into the conversion housing.

Randall