63 Dodge Dart, now let me see;)

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Hi my fellow moparians :lol:

I was test fitting my radiator, looks like I'll be going with manual steering for sure, the p/s pulley wouldn't work, or I couldn't make it work. IT's going to take a 1/2" spacer. Are all spacers to fit the bolt pattern on the pump? Most of them also come with fine thread bolts which is no biggy. Oh, I also tried the trick where you pull the engine/trans back, didn't move any and the bolts are loose. I'm wanting to fabricate a fan shroud, I want air pulled through that radiator and I mean suck it through like a vacuum cleaner! The fan that is shown it what was on the '75 Plymouth duster, mine had the little four blade. or any suggestions on a lighter fan?

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Oh Boy, that solid mount 7 blade is going to sound like an airplane propeller cutting the air above 2000 rpm. Had one of those on a '74 Dart Slant 6 With AC (automatic car) and had the factory 6 cyl shroud too. It's going to be noisy, but it will move the air. A 7 blade clutch fan to fit the application will cure all that noise.

If it makes too much noise, just shift up a gear and slow that engine down > pull her around with that good low end torque.


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Forgot, those slant 6 are long engines, might have to check to see if you have clearance for a clutch fan.

A lot of those non AC cars just had a solid mount 4 blade fan, will still move the air.


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There’s a few on Amazon , the fan on my engine is 18”, this in may allow my ps pulley to fit.

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There’s a few on Amazon , the fan on my engine is 18”, this in may allow my ps pulley to fit.

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Actually that is the exact fan blade that I have used for people's V8 overheating issues when they have electric fans and cookie sheet shrouds.

That manual fan cools good even without a shroud, 18" perfect.

Here is a performance built 440 that was overheating cause of electric fans. That 18" manual fan cured the problem, no shroud, cuts the air and runs quiet.

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Here is the picture of the 16" blade that we used for the Mock Up, cause we had it on hand. Ordered in the 18" installed it and worked perfect.

Was like 1" off the radiator. You can take a sheet of printer paper and put it on the outside of the radiator when you get the 18" fan working, sucks that printer paper up tight to the radiator > shows you it's working.

Good Choice, you got the Magic...


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Yeah you are going to want PS on your nice ride, such a pleasure to drive with it.


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Here is the 18" Fan on e-bay, this is the one I have used. ($12.00 ship)

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eBay item number:286236742446



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Pretty surprising how well they work ^^^, great for tight clearance situations.

Working fine for us, no problems. Running on a high perf 440.



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Here you go @Dne007. This is what happened to @chryslerfat. Although his fan was rusted and I'm sure that was a contributing factor, what happens is, the aluminum blades begin to crack around the rivets and that's when the problem comes in. The one that came apart on us back about 1983 was the exact style above and was less than two weeks old. Same scenario. It broke a blade at the rivets and the blade came through the hood of a friend's Nova. That's why I will not run a flex fan like that and I will not recommend them. Here is what happened to @chryslerfat. Maybe he will chime in and tell us how many stitches it took. It was a lot.

 
There are several factory Chrysler flex fans that are endorsable, IMO. Steel blades and not aluminum. If your car is the same as mine under the hood and I think it is, you will not have room for the factory clutch fan. Measure it though and see. The factory 4 blade solid steel fan moves plenty of air for a slant 6 though.
 
I do appreciate the information, and make some kind of choice, I have some time to think about it :thankyou: :thankyou:
 
Here you go @Dne007. This is what happened to @chryslerfat. Although his fan was rusted and I'm sure that was a contributing factor, what happens is, the aluminum blades begin to crack around the rivets and that's when the problem comes in. The one that came apart on us back about 1983 was the exact style above and was less than two weeks old. Same scenario. It broke a blade at the rivets and the blade came through the hood of a friend's Nova. That's why I will not run a flex fan like that and I will not recommend them. Here is what happened to @chryslerfat. Maybe he will chime in and tell us how many stitches it took. It was a lot.

The stiches and days off work are not worth it
 
Well i guess I’ll just use the fan I have, I’ll never be red lining or racing. Thanks for all the advice.
 
In the late 70’s, I had a 65 GTO clone(Lemans with a gto front. 326), it had a heavy fan similar to what I have. I was running through the 4 speed, and it threw the alt belt. I bought a flex fan at HiLo and it was so quiet, like I didn’t have a fan, the difference was incredible. It’s just a memory;)
 
In the late 70’s, I had a 65 GTO clone(Lemans with a gto front. 326), it had a heavy fan similar to what I have. I was running through the 4 speed, and it threw the alt belt. I bought a flex fan at HiLo and it was so quiet, like I didn’t have a fan, the difference was incredible. It’s just a memory;)
Yeah, they flatten out at RPM so the load of the fan is not so much.
 
I have no idea if it was foreign made back then. We don’t make much here nowadays:(
 
You still have the original one? That in a good shroud should be more than enough air flow.
 
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