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View Full Version : Serpentine Pulley Identification or Removal Suggestions



ProfessorB
04-07-2024, 01:48 PM
197937197938
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Sigh......nothing about this upgrade has gone my way. As part of the upgrade, I need to replace my power steering pump. Problem is I am having trouble removing the pulley from the old pump....NOR DO I KNOW WHO MAKES THIS PULLEY. At first, I tried an air impact wrench hoping to "surprise" the bolt but had no luck. I could not really find a way of "clamping" the pulley without damaging it so I decided to sacrifice the old pump, cutting it apart so I could get the shaft out and secure the shaft in the vice, clamping the shaft rather than the pulley as I don't want to damage the pulley. I would GLADLY buy a new pulley but do not know who manufactures it. Presently, I have been applying heat to the bolt in hopes that it would help it come apart but I have been not having any luck.
Some questions:
#1) Is the power steering pump threads (it's the Fox body "plastic" power steering pump) CLOCKWISE OR COUNTER-CLOCKWISE?
#2) Does anybody recognize the "brand" of this pulley? If I knew that I could simply order a replacement pulley.
#3) Can anybody suggest a "trick" to get this pulley off the shaft?

Thanks for any help.

JohnnyB
04-07-2024, 02:07 PM
Did you try a power steering pump pulley puller? You can rent them from most auto parts stores.
https://www.youtube.com/watch?v=Otw8OOhHuS0

ProfessorB
04-07-2024, 02:20 PM
I need to get the bolt out first.

ProfessorB
04-07-2024, 02:39 PM
UPDATE: I DID see the word "March" on one of the brackets.....at least I know the Manufacturer name. Also, on the backside of the pulley the digits "630" are hand inscribed. I'm thinking maybe "630" is the Inspector. But it's Sunday and I can't contact March today. Until I do, I won't know if the pulley is still available (car is 20 years old) so...... I am still trying to deal with this. At this point, I should at least find out if the threads on the p/s pump are clockwise or counter-clockwise. It IS a good question. And then I need to find a way to get this bolt off......just in case I can't get a replacement pulley. Any ideas?197939

michael everson
04-07-2024, 03:14 PM
There is no bolt. It’s pressed on. Rent the tool at a parts store.
Mike

rich grsc
04-07-2024, 03:38 PM
NO BOLT:rolleyes:

ProfessorB
04-07-2024, 04:47 PM
197943197945
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DUH ! ! !
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Boy, am I feeling stupid. (Also lucky.) Yup, there is no bolt. I THOUGHT there was....but I can see now that it's a hex drive incorporated into the end of the shaft, probably for testing the pumps after assembly. Anyway, I AM feeling pretty stupid. I finally figured i out and pressed the pulley off using a hydraulic press. As can plainly be seen in the pics, there are no threads on the shaft, and it's a hex drive on the end of the shaft and NOT a hex bolt. DUH.

Jeff Kleiner
04-07-2024, 05:24 PM
As you discovered...too late...it's a press fit and not bolted. Although you now don't need the PS pulley tool for removal get it anyway because it's also used to press the pulley back on without damaging the pump.

Jeff

Norm B
04-07-2024, 06:26 PM
Don’t know how many of your car’s components are of the donor or Mustang OEM variety but, getting a manual ( Haynes, Chiltons, etc) for the 87-93 Mustang might help with this kind of problem.

Norm

weendoggy
04-08-2024, 08:11 AM
When you put it back together, you WILL need a pulley installation tool. Get one for both, On/Off, like Jeff says. Easy peasy!

ProfessorB
04-08-2024, 12:35 PM
When you put it back together, you WILL need a pulley installation tool. Get one for both, On/Off, like Jeff says. Easy peasy!

It's a day later and I'm still feeling pretty dumb about thinking there was a bolt involved. I was finally able to get the pulley off by using a press......and I DID take the advice of you and Jeff and "rented" a pulley install/removal tool from Advance Autoparts. I say "rented" because they charged me $62.45 but will reimburse me the entire amount upon return.

Sarcasticshrub
04-08-2024, 11:13 PM
It's a day later and I'm still feeling pretty dumb...

That's not a bad thing. You now have a nugget of knowledge to pass on to others. Mistakes are a fantastic learning tool!