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Which belts do I need?

BAFRAID

She’s looking like a Super Bee again!!
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383 auto, no a/c(did have aftermarket a/c) power steering. Trying to figure out which belts to get. I bought two tonight. Put one on the alternator but then realized the belt for the power steering pulley lines up with the same pulley as the alternator. The alternator does have a dual pulley on it. It could go on the smaller back pulley on the crank closest to the block
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. Looks like that smaller back pulley the water pump pulley and the back alternator pulley line up. Just not sure which belt that is. Also what’s the idler pulley for? Please help.
 
You have a super abortion going on there. I can't get a pic on here, but you have all the wrong pieces . Can it be made to work? kinda.
 
Ditch the idler, ditch the outer crank pulley, put the inner belt on the crank/w/p/alt, and a belt on the p/s pump and the outer crank pulley groove.
 
Idler pulley had something to do with A/C I believe to lower belts below accessories.. toast it. Alternator belt should run the rear grove on crank pulley. IE Alternator, water pump and rear crank grove. P/S should run off front (middle in your case) crank grove on it's own.
 
Wrap a string around said pulleys, an get appropriate length belt . Theres also belt width.
 
Dump that small idler.
Dump the black outer crank pulley

Rear groove on alt and crank and also catch the WP
PS uses 2nd groove of crank pulley only. Where you have the only belt now.

you can see they are lining up in your photo #2
 
On my 69 Coronet 440 with 383 the back crank groove is for the alt. & water pump.
The front groove is for the p.s.
2 groove crank pulley.
I just replaced the belts and here are the part #'s on the boxes

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You have a super abortion going on there. I can't get a pic on here, but you have all the wrong pieces . Can it be made to work? kinda.
I put everything back on that was there before. It did have an aftermarket a/c pump mounted that was put in back in 1970 I think. That probably screwed things up too. Any help would be great. I’d like to correct it. I do not plan to use the a/c again.
 
Ok, I removed the idler, and the outer crank pulley. Mocked it up. Only issue now is the upper left bolt on the alt bracket is touching the belt. Thoughts?

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Looks good. Now you're down to the problem of the dual pulley on the alt. should be single. If you could pull it off a bit, may work.
 
In addition, to all the other good advice offered, get rid of the chrome CHEESE BALL OIL FILTER and use a real filter like Wix 51515R. Just my opinion of course,
BOB RENTON
 
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