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I.D. this flywheel ? #1565598
01/19/14 08:33 PM
01/19/14 08:33 PM
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North Florida
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RebelDart Offline OP
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I was told for an internal balanced 340 , it's 130 tooth and I have a 1970 340 I'm changing from auto to standard ..... even if it ain't right I got it for cheap but appears neutral balanced which I'll confirm when re-surfaced .... thanks

Last edited by RebelDart; 01/19/14 08:34 PM.
Re: I.D. this flywheel ? [Re: RebelDart] #1565599
01/19/14 08:34 PM
01/19/14 08:34 PM
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Quote:

I was told for an internal balanced 340 , it's 130 tooth and I have a 1970 340 I'm changing from auto to standard ..... even if it ain't right I got it for cheap but appears neutral balanced which I'll confirm when re-surfaced .... thanks




ok, not sure what you are asking? Did you forget to post a pic or something.


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Re: I.D. this flywheel ? [Re: RebelDart] #1565600
01/19/14 08:34 PM
01/19/14 08:34 PM
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RebelDart Offline OP
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.....

Re: I.D. this flywheel ? [Re: RebelDart] #1565601
01/19/14 08:35 PM
01/19/14 08:35 PM
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Gonna say not internal balance here.


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Re: I.D. this flywheel ? [Re: Supercuda] #1565602
01/19/14 09:00 PM
01/19/14 09:00 PM
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RebelDart Offline OP
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thought this was a no brainer , but guess it does take brains , I'm getting conflicting opinions so I guess it'll wait until I hit the machinist. So we're saying this is for an externally balanced motor as in later 340/360 versus what I was told by the guy I bought it from .... guess you can be sincere and be sincerely wrong Nice guy and for 45 bucks , oh well .....

Re: I.D. this flywheel ? [Re: RebelDart] #1565603
01/19/14 09:06 PM
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Somewhere on this site is a set of diagrams showing the various external balance flywheels, I cannot find it. If I do, or someone else has the link, post it.


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Re: I.D. this flywheel ? [Re: RebelDart] #1565604
01/20/14 03:05 AM
01/20/14 03:05 AM
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Bend,OR USA
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That is a nuetral balance flywheel that someone has had balanced for thier motor, probally had a issue with heavy parts in the build up on thier motor A good machine shop can make it balance correctly for your motor again by adding more holes opposite of the ones that are there now the other expensive option is to have heavy metal added around those holes or have them welded up, which should be less expensive


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Re: I.D. this flywheel ? [Re: Cab_Burge] #1565605
01/20/14 09:03 AM
01/20/14 09:03 AM
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Quote:

That is a nuetral balance flywheel that someone has had balanced for thier motor, probally had a issue with heavy parts in the build up on thier motor A good machine shop can make it balance correctly for your motor again by adding more holes opposite of the ones that are there now the other expensive option is to have heavy metal added around those holes or have them welded up, which should be less expensive




Which is the long way of saying it is no longer internally balanced.


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Re: I.D. this flywheel ? [Re: Supercuda] #1565606
01/20/14 04:57 PM
01/20/14 04:57 PM
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Rio Linda, CA
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You gotta remember that these parts are cast and can have heavy/light spots just from the casting process. I've seen cast parts from the factory that look like swiss cheese from so many balancing holes and others with hardly any.

IOW, all those balancing holes ganged together could be original neutral balance holes.


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Re: I.D. this flywheel ? [Re: John_Kunkel] #1565607
01/20/14 10:50 PM
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North Florida
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RebelDart Offline OP
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So they'll spin it out and let me know .... if it aint neutral , at a machine shop - if it's neutral it's a bolt and go , right ?

Re: I.D. this flywheel ? [Re: RebelDart] #1565608
02/02/14 01:49 AM
02/02/14 01:49 AM
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If you're not rebuilding and balancing what you have (didn't say) ... confirm you're internally balanced to begin with then have this resurfaced and neutral balanced ...assuming you bought it knowing ?

Re: I.D. this flywheel ? [Re: AverageJoe] #1565609
02/02/14 01:52 AM
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RebelDart Offline OP
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'70 Swinger 340 converted to auto but was originally 4 speed , buying components to change back to 4 speed , couldn't pass for the price even if I can't use it ....

Re: I.D. this flywheel ? [Re: RebelDart] #1565610
02/02/14 03:03 AM
02/02/14 03:03 AM
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Western Washington
Sixgun Offline
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Nah, man,the backside looks wrong.Should have a slight rise to it where the crank goes.The flat back ones I've seen were from trucks and such.
Appears to have a lot of holes, are all those threaded?

Re: I.D. this flywheel ? [Re: Sixgun] #1565611
02/02/14 03:07 AM
02/02/14 03:07 AM
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Western Washington
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Nw that I look at it again, notice the holes are evenly spaced on either side of the PP pattern.If you remove weight evenly, it cancels out.What about those weird PP's that had their pattern set up like that, two and two and two?

Re: I.D. this flywheel ? [Re: RebelDart] #1565612
02/02/14 02:05 PM
02/02/14 02:05 PM
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Abilene, Texas
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IMO, that is not a factory flywheel. It is flat across the back. The OEM ones I have are rasised where the crank hub mates. And it has too many patterns for clutches. I would say you have an aftermarket flywheel that has been balance for an external motor of some kind. Who know what CID?

Re: I.D. this flywheel ? [Re: fastmark] #1565613
02/02/14 09:16 PM
02/02/14 09:16 PM
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U.S.S.A.
JohnRR Offline
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Quote:

IMO, that is not a factory flywheel. It is flat across the back. The OEM ones I have are rasised where the crank hub mates. And it has too many patterns for clutches. I would say you have an aftermarket flywheel that has been balance for an external motor of some kind. Who know what CID?




, It's an aftermarket wheel with patterns for Borg and Beck ... which is the style Chrsler usrd ... and the Long style which was manily used by Ford.

You have it , have it balanced neutral and you are good to go .







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