im looking at getting the underdive pullies and was just wondering if i need to get the whole kit witrh the alternator overdrive pully or if i could just get the crank underdrive and be ok... so whats the word?

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2003 ranger edge 4x4
3.0
3in front torsion key lift
2in rear leaf spring shackle exstention
33x11.50
10" sub

I've never heard of using underdrive pulleys on a PCM managed engine.
Are you sure that it's feasible?

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08 4.0 Sport 4x4
Stock

To get best results get the set.

You can get just the crank pulley. Dont expect great results.

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