This is for a   84-2002 Cummins   4bt,6bt 12v or  24v to a   2003+   ZF6 from a   6.0 or  6.4 Ford Diesel.

No crank spacer needed .  any  13″ Cummins flywheel can be used  (modified for zf pilot bearing)

NOTE If  it shows  *on backorder* it may  take  2-3 weeks before they are finished and ship out .