has anyone replaced a bad fan clutch with a spal fan?

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  • dreamchasin
    No R3VLimiter
    • Feb 2009
    • 3890

    #1

    has anyone replaced a bad fan clutch with a spal fan?

    Just as the title says. I am thinking about replacing my fan clutch that is crap and putting in a low profile 2360 CFM spal fan. Anyone ever done this? How did it work? I searched and couldn't find anything.


    90 325is alpine2 m50b25 becoming a dorifto car.
  • MR 325
    Moderator
    • Oct 2003
    • 37825

    #2
    Sure, tons of people switch to an electric fan.

    Honestly though you should just but a new fan clutch ($60) and keep things simple.
    BimmerHeads
    Classic BMW Specialists
    Santa Clarita, CA

    www.BimmerHeads.com

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    • jlevie
      R3V OG
      • Nov 2006
      • 13530

      #3
      This can be done and we do it on race cars all the time. It is way more expensive than a new fan clutch and much noisier. If you use a puller fan the big challenge is coming up with a way to mount the fan. Through the radiator mounts are a really bad idea as they can eat holes in the fin tubes. The mount is easier to make if A/C has been deleted and you use a pusher fan, in which case you also need to fab up a shroud.
      The car makes it possible, but the driver makes it happen.
      Jim Levie, Huntsville, AL

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      • karmatose
        Advanced Member
        • Sep 2011
        • 114

        #4
        Originally posted by jlevie
        If you use a puller fan the big challenge is coming up with a way to mount the fan.
        This is how I solved this issue. I took two aluminium strips and bent it 90 degrees at the bottom and had it catch in the bottom lip on the rad. I then laid my fan on the strips and marked holes for mounting. I countersunk some flat headed screws into the aluminum and used some of the fasteners that hold the trim below the speedometer bezel on (the big round ones that are a pain in the ass to put back on). I then drilled four holes in the top lip of the rad and used tiny nut/bolt combo to attach it to the rad. The side of the aluminium strips got an adhesive backed corkboard treatment to keep my rad from being damaged should there be any movement.

        It ain't pretty, but it works. I did this for a pusher and puller. Here's a picture of the pusher:



        "She may not look like much, but she's got it where it counts, kid. I've made a lot of special modifications myself. " - Han Solo

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        • bimm3r82
          Member
          • Sep 2010
          • 41

          #5
          some pics of mine is on e30tech.. used stock shroud and has been great for years on my daily driver..


          R.I.P. 87 White 325is, Sold 85 Black 325e

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