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1973 454 fan belt diagram

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Old 02-24-2010, 05:32 PM
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SandeeshoreC3C5
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Default 1973 454 fan belt diagram

Does anyone out there have a diagram or have a picture of the belt orientation on a 73 vette. PS, Alt, Water Pump, A/C and no air pump. HELP!!!
Old 02-24-2010, 06:07 PM
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airtime
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not sure if they are the same but you can search my threads. i have several pics of my 71 bb car belt set up with several other posters showing thiers.
Old 02-24-2010, 06:28 PM
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djcwardog
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Default Assembly Manual

Originally Posted by SandeeshoreC3C5
Does anyone out there have a diagram or have a picture of the belt orientation on a 73 vette. PS, Alt, Water Pump, A/C and no air pump. HELP!!!
I looked mine up in the assembly manual and I also recall that "The 73 Spot" (formerly linked from this forum) web site used to have the various diagrams as well... Perhaps that data has been moved and can be found with a search.

I did find the Corvette Action Center for our '73's but it may not have the diagrams - worth a look anyway.

http://www.corvetteactioncenter.com/...973/index.html

As for my car, check this older post I did...

http://forums.corvetteforum.com/c3-t...ge-set-up.html

I ended up using a slightly shorter (maybe 1") p/s belt as the stock length had my p/s pump all the way out to the stops with too much slack remaining -causing a horrible squeal. Also, my car came to me with no AIR pump and no idler pulley in its place. The a/c compressor belt connects directly to the water pump pulley. Yep - no idler pulley came on my car despite the drawings that may show one. You'll have to use a shorter a/c belt than may be called for but just go to the parts store and take a few of graduated lengths out to your car. Push your a/c compressor in all the way and use the belt that lets you connect it to the water pump pulley but still have maybe half the travel left in rotating the compressor outward to snug up the belt.

Last edited by djcwardog; 02-24-2010 at 06:52 PM.
Old 02-24-2010, 06:52 PM
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Alan 71
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Hi S,
Maybe this will help till you get a picture... 4 belts
1. a/c comp to water pump
2. alt to p/s pump
3. water pump, crankshaft, p/s pump
4. water pump, crankshaft, idler
I hope this helps!
Regards,
Alan

Buy an AIM, you'll use it!
Old 02-24-2010, 06:57 PM
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airtime
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http://forums.corvetteforum.com/c3-t...cket-pics.html



this is the link to my post. this is for a 71 and i am not sure if yours is the same but it may help you out. lots of pics
Old 02-24-2010, 07:23 PM
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GREGG-73
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Look here under Technical Info...

http://www.73spot.com/


Satay in tune...
Old 02-24-2010, 08:13 PM
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Mike Ward
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Originally Posted by SandeeshoreC3C5
Does anyone out there have a diagram or have a picture of the belt orientation on a 73 vette. PS, Alt, Water Pump, A/C and no air pump. HELP!!!

All 73s had an AIR pump so whatever you choose will not be in the AIM or any GM document.
Old 02-24-2010, 09:11 PM
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oldsarge
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You might have to take some measurements, and go to you local belt supplier and pick a few that are close. Some adjustment may make them work, or take them back, return them for a size up or done, till something fits. Good luck.
Old 02-24-2010, 10:17 PM
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74 LS4-454
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don' have the diagram but here is what you need.
these are GM part #'s you can cross reference them to another supplier....

Fan & Generator
454 w/P/S 326092 3/8"----30 21/32"

Power Steering Pump
454 9433741 15/32"----44

A/C Comp
454 326094 15/32"----49 3/4"

Water Pump & Fan
454 3952336 15/32"----31 7/8"

A.I.R. Pump..........which you don't have
only shows a 454 (exc. C.A.C.) no listing with a 454 w/C.A.C.

hope this helps.............................Tom
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Old 09-20-2013, 02:17 PM
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Thanks alot for your link to the '71 454 belt pictures and part numbers, I'm getting a barn find that has been sitting since 1988 back on the road and it had one long Gates belt stretched from the crank to power steering to alternator to water pump. Now with your help I can do it right. Thanks again!

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