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balancing.

Subject: balancing.
From: txrocco at sbcglobal.net (Patrick Bureau)
Date: Thu Oct 30 22:08:52 2003
In-reply-to: <20031030232330.49732.qmail@web42001.mail.yahoo.com>
the usuall weight sold on aftermarket lightened flywheelds is 8.5 lbs. that
is what mine is.

ATS - Patrick Bureau


->-----Original Message-----
->From: scirocco-l-bounces@scirocco.org
->[mailto:scirocco-l-bounces@scirocco.org]On Behalf Of Dan Smith
->Sent: Thursday, October 30, 2003 5:24 PM
->To: scirocco-l@scirocco.org
->Subject: Re: balancing.
->
->
->When it comes to lightening a flywheel, what's a good weight for
->a street car? I know too light can give you problems but I'd
->rather not put something in that's a pound or 2 heavier than it
->needs to be.
->
->Dan
->
->
->
->
->>From: "L F"
->>To: "shawn f" ,"Adrian"
->>CC: scirocco list
->>Subject: Re: balancing.
->>Date: Wed, 29 Oct 2003 15:37:39 -0800
->>
->>Don't worry about your lightweight flywheel.
->>Unless your lightweight flywheel isn't balanced....
->>
->>Larry
->> ----- Original Message -----
->> From: shawn f
->> To: Adrian
->> Cc: scirocco list
->> Sent: Wednesday, October 29, 2003 2:57 PM
->> Subject: Re: balancing.
->>
->>
->> Very good and interesting read.....Hmmm make me wonder about my
->>lightweight flywheel.....
->> ----- Original Message -----
->> From: Adrian
->> To: 'Dan Bubb' ; 'Mark' ; 'shawn f' ; 'scirocco list'
->> Sent: Wednesday, October 29, 2003 12:17 AM
->> Subject: RE: balancing.
->>
->>
->> Here u go .. hope this article will clear it up for you.
->>
->> http://www.grapeaperacing.com/GrapeApeRacing/ttramblings/dampers.pdf
->>
->>
->>
->> Adrian C.
->>
->> Project Scirocco R2.oT - "The Turbocharged 16Valves of Fire Breathing
->>Fury"
->>
->> ( 2.0L 16V T66 )
->>
->>
->>
->> -----Original Message-----
->> From: Dan Bubb [mailto:jdbubb@ix.netcom.com]
->> Sent: October 28, 2003 4:10 AM
->> To: Adrian; 'Mark'; 'shawn f'; 'scirocco list'
->> Subject: Re: balancing.
->>
->>
->>
->> Can you explain what "retune the harmonics of the crankshaft" means?
->>
->> Or was he just appalled that you'd put a heavy stock pulley on his
->>beautiful lightened crank?
->>
->> Dan
->>
->> ----- Original Message -----
->>
->> From: Adrian
->>
->> To: 'Mark' ; 'shawn f' ; 'scirocco list'
->>
->> Sent: Tuesday, October 28, 2003 4:24 AM
->>
->> 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
->>
->>
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->>
->>
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->>
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References:
- balancing.
  - From: sad_rocc at yahoo.com (Dan Smith)
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