Lawrie:
I couldnt agree with you more.
This is a very complex job. And, it is as important as heart surgery. It
must be done right at the outgo.
Cheers:
Skip.........At 05:16 PM 10/22/97 -0700, Lawrie Alexander wrote:
>----------
>> From: Art Pfenninger <ch155@FreeNet.Buffalo.EDU>
>(SNIP)
>
>> Lawrie why is it so expensive to rebuild carbs? Short of having
>> to rebush the shafts the parts can't cost much at all.
>
>Art.......Experience and skill cost money? Maybe that's too simplistic an
>answer but it's pretty close to the truth. The rebuild kit - which includes
>jets, needles, float valves and all gaskets and seals, is now close to $70
>at retail. The shafts go for $13.50 each and the bronze bushings are $1.50
>each.
>
>> Apple charges $315 for a pair of SU's which is about what they charge for
>a cylinder head.
>
>We charge $275 for a pair.
>
>> How long does the job take? It seems the last time I did it (many years
>ago)
>> it only took a few hours and that included reading the instructions.
>
>About three hours per pair. The job involves disassembling, chemically
>cleaning, inspecting all the parts to make sure there's no damage to
>threads, flat surfaces, etc. (and, of course, fixing any problems we find).
>Next, the aluminum pieces are bead-blasted with plastic beads, and the
>hardware is all wire-brushed. Then re-assembly takes place, with careful
>attention to correct settings, lubrication of moving parts, etc. We
>(thankfully!) no longer have to read the instructions but it is our years
>of experience that lets us see whether the carbs as received are correct
>for the application, whether they have the correct damper springs, etc. An
>owner doing his for the first time might take pains to put something back
>the way he found it, not knowing that a previous owner had botched the job!
>
>> The Zenith seems to be a bit more complicated but only because of the
>automatic choke.
>
>Actually, because of more than that! There are lots of "hidden passages"
>and obscurely placed o-rings, which need the correct attention for this
>carb to work as designed.
>
>
>
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