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Cam and Valve Spring Question 16v [Delta Regrind]

Subject: Cam and Valve Spring Question 16v [Delta Regrind]
From: txrocco at sbcglobal.net (Patrick Bureau)
Date: Tue Jun 17 15:51:03 2003
In-reply-to: <5.1.0.14.2.20030617174630.037980d8@mail.alwaysonline.net>

dan, what specs did the cam become after delta got
their hands on it :) 

--- Jason <jason@scirocco.org> wrote:
> I just got mine back from Delta 2 weeks ago and
> installed it the day before 
> I went to Cincy.
> 
> The reason that I did the cam in the first place was
> because I was paying 
> close attention to Ben Harder's dyno runs on his Mk2
> 1.8 16V.  His gains 
> were amazing.  Compared to my stock 1.8 (which, with
> 41,600 miles on it, 
> put a very, very healthy 105hp to the ground, the
> highest I've ever seen on 
> a stock 1.8), he made more than 12 peak HP (at the
> wheels).
> 
> More amazing is the very high-rpm gain:  For example
> 28 Whp @ 6500 rpm!!!
> 
> Check it out for yourself: 
> http://www.scirocco16v.org/dyno/deltacam.jpg
> 
> My car is now a 2.0, but I'm sure the results are
> similar, if not even more 
> spectacular.  I can't believe the difference the cam
> made.  It transformed 
> my 2.0 (with a complete SuperSprint engine-back
> exhaust -- with cat-less 
> race header!) from a boring, low-rpm torque monster
> to a high-rpm screamer.
> 
> Low-rpm torque seems to not have suffered, but who
> cares anyway, because 
> the gains up top are *phenomenal*.   (And by the
> way, for those who know 
> me, I love low-end torque.)
> 
> It's the best $100 you'll spend on your car, and I
> highly recommend doing 
> it!  Plus, in contrast to using an Exhaust cam as
> the intake, there's no 
> messing around to find the right timing, and idle
> doesn't suffer.  (Idle 
> quality sucks with the Exhaust-as-Intake cam swap).
> 
> I'll be doing a post-cam dyno run in the next few
> weeks...
> 
> YMMV...
> Jason
> 
> 
> 
> 
> 
> 
> At 02:13 PM 6/17/2003, Dan Smith wrote:
> >Why don't you just mod an exhaust cam for intake
> usage? It's free and like 
> >you said, has a 268 or 270 profile, comparible,
> like you said, to a euro 
> >cam. If you still go the Deltacam route, let me
> know how it goes as I will 
> >be sending them a cam shortly myself.
> >
> >Dan
> >
> >Brian Wagner <brian_wagner@sbcglobal.net> wrote:
> >Ok just got off the phone with Delta and they will
> only grind a 260 
> >profile on the intake cam, the exhaust is already a
> 268 or 270. The 
> >expected gain per delta is 10~12% over bhp, which
> is reasonable. The gain 
> >would be comprable to a euro intake and the cost is
> $95 for the regrind 
> >and shipping both ways. Also it is a plug and play
> installation nothing 
> >needs to be changed in the head. So for say $130 a
> 10~12% can be had on 
> >the 16v, seems to be well worth it and I will be
> trying it very soon.
> >
> >Brian
> >
> >Brian Wagner
> >wrote:
> >I believe it is $90 per cam so $180 for a set of
> 16v's. To check them out 
> >go here www.deltacam.com.
> >
> >Brian
> >
> >Jeff Toomasson wrote:
> >How much do they charge for this biz-nass?
> >
> >TIA, JT
> >----- Original Message -----
> >From: "Brian Wagner"
> >
> >To: "ATS - Patrick Bureau" ; "Brian Wagner"
> >
> >;
> >Sent: Tuesday, June 17, 2003 8:26 AM
> >Subject: RE: Cam and Valve Spring Question 16v
> >
> >
> > > I kinda figured that they wouldn't regrind the
> the radical profiles, but I
> >still have the question on the 260 and 268 will I
> need to change the spring?
> >And what is every ones thought on an assymetrical
> grind (intake being larger
> >than exhuast or vice versa)?
> > >
> > > Brian
> > >
> > > ATS - Patrick Bureau wrote:
> > > I beleive that delta will only regrind OEM cam
> up to 268 anyways, you
> >better
> > > call trhem as this was the answer I got from a
> very friendly gentleman
> >that
> > > answer all my questions when I was considering
> getting my 8v OEM cam
> > > reground.
> > >
> > >
> > > ATS - Patrick Bureau - txrocco@sbcglobal.net
> > > Http://www.longcoeur.com/scirocco/
> > > ============================================
> > > '85 2.0L Prowler Orange Kamei X1 Rocco
> > > '85 1.8L Titian Red Rocco (daily driver)
> > > '98 4.0L Jeep Cherokee
> > > '91 7.3L F250 diesel Super cab,8 Ft box.
> > >
> > >
> > >
> > > =>-----Original Message-----
> > > =>From: scirocco-l-bounces@scirocco.org
> > > =>[mailto:scirocco-l-bounces@scirocco.org]On
> Behalf Of Brian Wagner
> > > =>Sent: Tuesday, June 17, 2003 9:55 AM
> > > =>To: scirocco-l@scirocco.org
> > > =>Subject: Cam and Valve Spring Question 16v
> > > =>
> > > =>
> > > =>All right after some horse trading I have
> acquired to set of
> > > =>stock 16v cams and will be sending a set to
> Delta to be reground.
> > > =>The question of the day is what is the maximum
> profile that I can
> > > =>use without changes the valve springs? I am
> only looking for a
> > > =>moderate gain of 8 to 10 hp (in reality
> probably a little less).
> > > =>
> > > =>Shrick offers the following profiles
> > > =>
> > > =>260, 268, 276, 284, 300
> > > =>
> > > =>items that are bold ( I would assume you need
> different springs)
> > > =>
> > > =>Your input is greatly appreciated.
> > > =>
> > > =>Brian
> > >
> =>_______________________________________________
> > > =>Scirocco-l mailing list
> > > =>Scirocco-l@scirocco.org
> > >
> =>http://neubayern.net/mailman/listinfo/scirocco-l
> > > _______________________________________________
> > > Scirocco-l mailing list
> > > Scirocco-l@scirocco.org
> > > http://neubayern.net/mailman/listinfo/scirocco-l
> >
> >
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> 
=== message truncated ===


=====
ATS - Patrick Bureau - txrocco@sbcglobal.net
http://www.longcoeur.com/scirocco/
==============================
'85 2.0L Prowler orangeKamei X1 Rocco
'85 1.8L Titian Red Daily Driver Rocco
'98 4.0L Jeep Cherokee
'91 7.5L Diesel F250 Super cab w/8ft bed.

Follow-Ups:
- Cam and Valve Spring Question 16v [Delta Regrind]
  - From: sad_rocc at yahoo.com (Dan Smith)

References:
- Cam and Valve Spring Question 16v [Delta Regrind]
  - From: jason at scirocco.org (Jason)

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