[200q20v] Distributor again

Bernie Benz b.m.benz at prodigy.net
Tue Dec 19 13:38:14 EST 2000

The seal is a no brainer, but you will ruin 8 out of 10 crisp plastic gears
in the R&R.  Find a replacement gear, metal or plastic, and we have a cheap


> From: "Derek Pulvino" <DPulvino at agraus.com>
> Date: Tue, 19 Dec 2000 10:27:39 -0800
> To: <200q20v at audifans.com>
> Subject: [200q20v] Distributor again
> Hey all,
> I've seen people talking about how the distibutor is a replace only part, but
> wondering if anybody else has been able to unearth a possible alternate plan.
> So far what I've come up with ties back into the VW 16v dist. which was also
> prone to oil leaks.  In a 16v owning friend of mines combing of the internet,
> he found a site that described how to, and where to source out a replacement
> seal for the dist. shaft in the 16v, thus curing the oil leak therein.  As
> circumstantial evidence, another thing I've heard along the way is that some
> parts for the V8 dist. (at least rotor, and maybe cap (are their two 4 plug
> dist. on that car?)) are interchangeable with the 16v.  My amigo also informed
> me that at the dealership he works at, when ever V8 owners come in with bad
> caps and rotors, the dealership doesn't follow the factory presribed replace
> whole distributor procedure, but instead just goes raiding the 16v parts bin.
> Also, with my amigos 16v at the house, also figured out that !
> at!
> least the outer contact blade dimensions of the rotors for the 16v and the
> standard I-5 (read not the 20v rotor as Blau sent the wrong one) engine are
> the same as well.  I didn't check resistances which I wouldn't be surpised to
> find as the same, or the internal shaft receptacle dimensions which I will
> guess is the same.  Part number check would be a good confirmation of both of
> these, but it would appear on the outside that rotor for the V8, 16v, and 10v
> I-5 are the same.
> With the assumed/observed commonality of the distibutor shaft diameter on all
> of these differing vehicles, it wouldn't seem to outrageous to come to the
> conclusion that the seals would be the same size as well.  Is it possible that
> the seal dimensions are the same on the 20v t as the 16v? If not, then I'd
> assume the supplier would likely have the needed seal size. Either way, I
> think we have a cure for leaking distributors in the $2 price range, not $250.
> That still leaves several issues, one being the plastic drive gear.  Any ideas
> there?
> The other issue is the hall sender.  I'm wondering what peoples thinking is on
> the possibility of an oil leak in the distributor playing into an
> intermitently fault code creating hall sender?  It would seem that a film of
> oil in the distributor/ on the shaft could interfere with the operation of the
> hall sender, but I'm not familiar enough with the operation of the hall sender
> to say for sure.  If that was the case, then the fault coding, intermitently
> igniting 20vt problem wouldn't be because of a messed hall sender, but a leaky
> seal, which could be fixed for $2ish not $250; plus postage and handling of
> course.  Any feedback?
> Derek P
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