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lookin for a cheap 8v hot cam
Now the question I have is the following;
can you install this into a JH head
seems like the lift is better than a JH stock
or is this not possible/practical ?
and why?
Patrick
--- Marc_Scirocco_Quebec <marc_scirocco@sympatico.ca>
wrote:
> Patrick, the cam of the head of an Audi 3A motor is
> a hydraulic cam. I do
> not have the specs, but, I do happen to have one
> lying around.
>
http://cgi.ebay.com/ebaymotors/ws/eBayISAPI.dll?ViewItem&item=1875234941
>
> So for the sake of science, I went down in the
> basement, and measured it.
> Base circle is 34 mm, and lift is 43.91mm. Roughly
> 10 mm of lift, or 0.393"
> which is just the same specs as measured on my stock
> hydraulic '88 Scirocco.
> No gain to be had there.
>
> More info on hydraulic camshafts:
> http://cabrios.20m.com/tuning/camshaft.htm
>
> Also requested for Robbie, unfortunately, Raven's
> book does not list specs
> for a VW stock JH grind.
>
> Cheers.
>
> Marc
> '83 Scirocco
> '88 Scirocco Slegato
>
> -----Message d'origine-----
> De : scirocco-l-admin@scirocco.org
> [mailto:scirocco-l-admin@scirocco.org]De la part de
> Patrick Bureau
> Envoye : 6 fevrier, 2003 15:50
> A : Marc_Scirocco_Quibec; 'Drew MacPherson'; 'Joe
> Doty'
> Cc : scirocco-l@scirocco.org
> Objet : RE: lookin for a cheap 8v hot cam
>
>
> Hey Mark, do you know the details on the cam of
> an 3a Audi Block ?
> I wanted to compare it to the G grind
>
> Thank s if you have the info
>
> Patrick
> --- Marc_Scirocco_Quibec
> <marc_scirocco@sympatico.ca>
> wrote:
> > From Raven's book:
> >
> > VW N grind
> > int opens 3 BTDC
> > int closes 44.5 ABDC
> > exh opens 46 BBDC
> > exh closes 8 ATDC
> > lift int 0.406
> > lift exh 0.425
> > dur int 228
> > dur exh 234
> > lobe center 110
> > overlap 7.75
> > advance -2.50
> >
> > VW G grind
> > int opens 7 BTDC
> > int closes 48 ABCD
> > exh opens 45 BBDC
> > exh closes 9 ATDC
> > lift int 0.423
> > lift exh 0.423
> > dur int 235
> > dur exh 234
> > lobe center 109
> > overlap 16.50
> > advance -1.00
> >
> > Marc
> > '83 Scirocco
> > '88 Scirocco Slegato
> >
> > -----Message d'origine-----
> > De : scirocco-l-admin@scirocco.org
> > [mailto:scirocco-l-admin@scirocco.org]De la part
> de
> > Drew MacPherson
> > Envoyi : 6 fivrier, 2003 12:47
> > @ : Joe Doty
> > Cc : scirocco-l@scirocco.org
> > Objet : RE: lookin for a cheap 8v hot cam
> >
> >
> >
> > For sure. I don't have the profile handy, but I
> > believe it's listed in
> > Raven's watercooled performance book. Better than
> > stock JH cam, not as
> > good as G grind.
> >
> > I had one in the JH that was in my 84 GLI - I then
> > moved this engine over
> > to my Scirocco when I first put it on the road.
> > Coupled with a 4-2-1
> > manifold it definitely wakes up middle and upper
> > power, and improves
> > mileage as well... :) If you can get the cam
> cheap,
> > and it's in good
> > shape, you can't go wrong in the half hour or so
> it
> > takes to install
> > (well, you COULD go wrong and bust something... :)
> )
> >
> > Drew
> >
> >
> > On Thu, 6 Feb 2003, Joe Doty wrote:
> >
> > > Really?? I didn't know that! I'm such an 8v
> noob!
> > Dick, I might take you
> > up on that!
> > >
> > > Joe Doty
> > > IT/Development/8v Noob
> > > joe@lcnetwork.com
> > >
> > > > -----Original Message-----
> > > > From: Drew MacPherson
> > [mailto:drew@scirocco.cs.uoguelph.ca]
> > > > Sent: Thursday, February 06, 2003 9:15 AM
> > > > To: Joe Doty
> > > > Cc: SailingFC@aol.com; scirocco-l@scirocco.org
> > > > Subject: RE: lookin for a cheap 8v hot cam
> > > >
> > > >
> > > > A stock 1.5 or 1.6 should have an N grind cam
> -
> > a noticeable improvement
> > > > over a stock JH cam, provided you have already
> > done the exhaust manifold
> > > > upgrade. If the car is still running the
> stock
> > toilet bowl exhaust
> > > > manifold start there... :)
> > > >
> > > > Drew
> > > >
> > > > On Thu, 6 Feb 2003, Joe Doty wrote:
> > > >
> > > > > Haha, I don't think he'd be too happy if I
> > gave him a cam with worse
> > > > profile than a stock JH :P
> > > > >
> > > > > Joe Doty
> > > > > IT/Development
> > > > > joe@lcnetwork.com
> > > > >
> > > > > -----Original Message-----
> > > > > From: SailingFC@aol.com
> > [mailto:SailingFC@aol.com]
> > > > > Sent: Wednesday, February 05, 2003 10:24 PM
> > > > > To: Joe Doty
> > > > > Cc: scirocco-l@scirocco.org
> > > > > Subject: Re: lookin for a cheap 8v hot cam
> > > > >
> > > > > I got my '78 4 speed and the 1457cc engine
> > sitting in my garage.
> > > > Everything was good when I pulled the engine
> in
> > '85. You can have it,
> > if
> > > > you come and pick it up. That would be one
> heck
> > of a gift, even if just
> > > > for fun. BTW, what cam was stock in this
> > engine, anyway?
> > > > >
> > > > > -Dick-
> > > > > 78 Scirocco
> > > > > Original Owner
> > > > > http://members.aol.com/sailingfc/
> > > > >
> > > > >
> > > > > In a message dated 2/5/03 8:51:54 AM Pacific
> > Standard Time,
> > > > Joe.Doty@lcnetwork.com writes:
> > > > >
> > > > > 'It's my bro's birthday, and I gotta get him
> > something! Anybody got
> > > > > maybe a used G-grind they wanna sell?
> > > > >
> > > > >
> > _______________________________________________
> > > > > Scirocco-l mailing list
> > > > > Scirocco-l@scirocco.org
> > > > >
> > http://neubayern.net/mailman/listinfo/scirocco-l
> > > > >
> > >
> > >
>
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