- 1. SU HS 4 (score: 1)
- Author: Roger Elliott <elliottr@rmi.net>
- Date: Sat, 09 Sep 2006 13:12:58 -0500
- Hi Everyone. I have a 80 Spitfire that I have put dual SU HS4s on. I have 2 questions. 1. The float chamber tops are different front carb to back carb. Is the only difference the fuel lines? The reas
- /html/spitfires/2006-09/msg00058.html (7,333 bytes)
- 2. Re: SU HS 4 (score: 1)
- Author: "John T. Blair" <jblair1948@cox.net>
- Date: Sat, 09 Sep 2006 17:15:08 -0400
- Roger, I had the SUs on my 67. Don't know what version (HS 4?) they were. But, you are correct. The float bowl tops are interchangagle. I once had a carb die on me so I only had 1 carb. I took a piec
- /html/spitfires/2006-09/msg00059.html (8,509 bytes)
- 3. Re: SU HS 4 (score: 1)
- Author: Doug Braun <doug@dougbraun.com>
- Date: Sat, 9 Sep 2006 20:55:33 -0700 (PDT)
- I think the tops are interchangeable, as long as the fuel inlets go where you want them to. I really doubt that 1/16" of error in the fuel level would have any detectable effect on the operation. Con
- /html/spitfires/2006-09/msg00062.html (7,570 bytes)
- 4. Re: SU HS 4 (score: 1)
- Author: "Chris King" <cbking@alum.rpi.edu>
- Date: Sun, 10 Sep 2006 17:20:33 -0700
- Your float lids may be frm later SU's like mine (FZX1122). The float level is adjusted by the thickness of the washers used on the needle valve seat. Pull the pivot pin for the float, and then you'll
- /html/spitfires/2006-09/msg00065.html (7,921 bytes)
- 5. Re: SU HS 4 (score: 1)
- Author: Roger Elliott <elliottr@rmi.net>
- Date: Mon, 11 Sep 2006 19:53:45 -0500
- Hi Chris, Unfortunately, there were no washers under the needle valve to remove. I ended up shaving a little of the plastic off the float where the needle valve hits it. I got it down to 3/16". So I
- /html/spitfires/2006-09/msg00072.html (7,230 bytes)
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