Several times now the car mags as well as chrysler have performed tests of clutch fan [viscous fan package]vs flex fans.

The viscous fan package wins every time, but go ahead put the dangerous flex fan on there because it worked for billyjoejimbob's brother-in-law 3x removed.

As for "short" clutch assy's there is one that works well and is readily available. Hayden 2765 fan clutch.