What pulleys for 72 sm. bk. with a/c, power steering, alum. pump?

You didn't mention what year car you were working on. Here are pictures from 2 1970 Darts - blue motor with AC, orange motor without AC. AC set ups have twin belts closest to the motor that run AC and alternator. The belt for Fan and Power Steering is closest to the radiator. This is as opposed to non-AC cars where the power steering has its own belt closest to the radiator. The fan and alternator run off a single belt closest to the engine - that is why the non-AC fan pulley is deeper to line up with single groove alternator. AC fan pulley lines up with the Power steering. If you look at the crank pulley picture you can see there are paired grooves for AC/alt, and a slightly smaller and separate groove for Fan/PS. The dirty pulleys are extras I have for AC. PM if you need them.

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