Front face of the crank pulley to back to the pinch weld on the K is ~1 3/8"
Front face of the crank pulley to the radiator core is 5 3/8"
Back face of the fan motors are 3.5" from the radiator core.
Back face of the Contour fan shroud is 2 5/8" from the edge of the belt.
Not sure if you can translate any of that over to mean anything with the different engine. 1.75" does seem like a LONG ways to move forward, but the water pump sticks out so far on an LA maybe it's fine.