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balancing. / Shot peening my rods?

Subject: balancing. / Shot peening my rods?
From: jtoomasson at yahoo.com (Jeff Toomasson)
Date: Tue Oct 28 16:16:46 2003
References: <6B38620E39D11A4DB96533D7D253E3AC53E7BC@screech.corporate.lcnetwork.com><009801c39da8$ef29b3a0$152ea8c0@gamez>

Don't do _either_ .  If you grind your rods without shot-peening them,
you'll actually reduce their overall strength.

Read the book a little more closely.....   ;)
----- Original Message ----- 
From: "shawn f" <falzsf@mts.net>
To: "Joe Doty" <Joe.Doty@lcnetwork.com>
Cc: "scirocco list" <scirocco-l@scirocco.org>
Sent: Tuesday, October 28, 2003 3:12 PM
Subject: Re: balancing. / Shot peening my rods?


> Ok so if a grind them smooth (the sides of my rods) i dont really need to
> shot peen? Hmmm maybe a wont bother anyway then. Just figured lighter rods
> are easier on everything as well.
> ----- Original Message ----- 
> From: "Joe Doty" <Joe.Doty@lcnetwork.com>
> To: "shawn f" <falzsf@mts.net>
> Cc: "scirocco list" <scirocco-l@scirocco.org>
> Sent: Tuesday, October 28, 2003 4:59 PM
> Subject: RE: balancing. / Shot peening my rods?
>
>
> I wouldn't bother with shot peening unless you plan on making more than
> 300hp.
>
> Joe
>
> -----Original Message-----
> From: shawn f [mailto:falzsf@mts.net]
> Sent: Tuesday, October 28, 2003 2:59 PM
> To: Adrian
> Cc: scirocco list
> Subject: Re: balancing. / Shot peening my rods?
>
> Yeah i just have stock pistion (1mm overbore though), ARP head studes,
> ARP
> conrod bolts. Crank, is shaved done .25MM. I was thinking of grinding
> the
> rods a little bit like they show in the performance VW book. Then you
> need
> to shot peen it. I was just wondering if i can shot peen with me
> sandblaster
> cabinet. Do i need too just buy shot peen pellets? If so where can i
> find
> them. I tried princess auto but they didnt carry anything like that. Any
> ideas anyone?
> ----- Original Message ----- 
> From: "Adrian" <adrian.culda@sympatico.ca>
> To: "'Adrian'" <adrian.culda@sympatico.ca>; "'Mark'" <mardak@cogeco.ca>;
> "'shawn f'" <falzsf@mts.net>; "'scirocco list'"
> <scirocco-l@scirocco.org>
> Sent: Tuesday, October 28, 2003 3:25 AM
> Subject: RE: balancing.
>
>
> > BTW
> > Depeneding on what parts are used engine balancing will add anywhere
> > from 500 - 2000 extra RPM up top!!!
> >
> > Adrian C.
> > Project Scirocco R2.oT - "The Turbocharged 16Valves of Fire Breathing
> > Fury"
> > ( 2.0L 16V T66 )
> >
> >
> > -----Original Message-----
> > From: scirocco-l-bounces@scirocco.org
> > [mailto:scirocco-l-bounces@scirocco.org] On Behalf Of Adrian
> > Sent: October 28, 2003 1:24 AM
> > To: 'Mark'; 'shawn f'; 'scirocco list'
> > Subject: RE: balancing.
> >
> > The reason why they need the pulleys is that need to retune the
> > harmonics of the crank shaft once its been balanced.
> > My machinist after he knifeedged my crank he took a look at my pulley
> > and looked at me and said:
> > This is garbage... if I put this back up we didn't really accomplish
> > anyhting cuz were just putting back some more weight.
> > So I guess he got me aluminum one. From where he got it, I have no
> clue.
> >
> > The engine is almost complete.
> > Rods and pistons are still back ordered (dammit why do they have to
> > always give you a hasle with custom stuff!
> >
> > Head will be done soon and will post pictures of it :)
> > - Ported and Polished ( 2.0L 16v )
> > - Head Converted to Solid Lifters
> > - Black Nitrided SS intake Valves and Inconel Exhaust Valves
> > - Valves are .5mm oversized and 1mm back cut for better flow.
> >
> > Now I'm a bit confused on whatever I should wait for UMS or get the
> DTA
> > unit.
> > Either way I will have to look at fitting the Gm sensorsso it's a toss
> > up between the $2500 CAN ECU or the $250 Can ECU ;)
> >
> > Adrian C.
> > Project Scirocco R2.oT - "The Turbocharged 16Valves of Fire Breathing
> > Fury"
> > ( 2.0L 16V T66 )
> >
> >
> > -----Original Message-----
> > From: scirocco-l-bounces@scirocco.org
> > [mailto:scirocco-l-bounces@scirocco.org] On Behalf Of Mark
> > Sent: October 27, 2003 9:25 PM
> > To: 'shawn f'; 'scirocco list'
> > Subject: RE: balancing.
> >
> > I don't think they'll be grinding any metal off of the pulleys...  My
> > guess is that they bolt it together with the crank and material gets
> > taken off of the crank if it's out...
> >
> > Mark.
> > 80 S
> > 81 S  ABA/JH/4K
> >
> > > -----Original Message-----
> > > From: scirocco-l-bounces@scirocco.org [mailto:scirocco-l-
> > > bounces@scirocco.org] On Behalf Of shawn f
> > > Sent: October 28, 2003 12:09 AM
> > > To: scirocco list
> > > Subject: balancing.
> > >
> > > Well since my engine build got delayed i decided i should get it
> > balanced.
> > > They (the machinist) want my Rod, one set of con rod bearings, one
> set
> > of
> > > rings, The crank, flywheel and bolts, cluch, pressure plate, front
> > srocket,
> > > with bolt and pulley. I was wondering i sanblasted (another get air
> > tool i
> > > got recently, sand blasting cabinet) the parts pulley and sprocket
> > that is
> > > and was wondering if it would be ok to paint these parts. Just
> > wondering
> > > if they mind i guess it doesnt matter. Problem i was thinking is if
> > they
> > > have to grind some of the parts there goes the paint. I guess i can
> > touch
> > > any areas ground down. But then that may throw it out of balance
> > again.
> > > Anyone know how much redline i can expect. I relize that i still
> need
> > a
> > > better cam and stronger springs in the future, but when i get some
> > good
> > > springs what redline can i expect. Any things i should stress with
> the
> > > machine shop? Any advice would be great...
> > >
> > > Shawn F
> > > _______________________________________________
> > > 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
> >
> >
> > _______________________________________________
> > 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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> Scirocco-l@scirocco.org
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Follow-Ups:
- balancing. / Shot peening my rods?
  - From: falzsf at mts.net (shawn f)

References:
- balancing. / Shot peening my rods?
  - From: Joe.Doty at lcnetwork.com (Joe Doty)
- balancing. / Shot peening my rods?
  - From: falzsf at mts.net (shawn f)

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