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Hand porting heads

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Old Dec 2, 2013 | 04:13 PM
  #11  
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Originally Posted by Greabert
Sounds about like what I want to do with mine (but unfortunately I've got the better half looking over my shoulder ).... Good lookin scooter hdgzr.
When I sold it, the potential buyer brought one of his Harley buddies to check it out and take it for a spin. After his "expert" checked it out; the buyer asked him what he should offer. The guy said "just pay him what he wants; don't try to dicker with him, just write him a check. If you don't, I will." That made me feel better about letting it go...
 
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Old Dec 2, 2013 | 05:26 PM
  #12  
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Originally Posted by hdgzr
When I sold it, the potential buyer brought one of his Harley buddies to check it out and take it for a spin. After his "expert" checked it out; the buyer asked him what he should offer. The guy said "just pay him what he wants; don't try to dicker with him, just write him a check. If you don't, I will." That made me feel better about letting it go...
It musta been a rocket....Gotta love it when they can't get that green handed over fast enuf
 
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Old Dec 2, 2013 | 08:13 PM
  #13  
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No I haven't and NO I wouldn't try to Unless it was on a 30 old lawn mower that I din't have to use, just me.


.
 
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Old Dec 2, 2013 | 10:48 PM
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If one is not careful or knows what one is doing you can hurt your heads far more and easier then you can help them or improve them. If you going to take them off why not just go all the way and have them done by a professional?
 
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Old Dec 3, 2013 | 02:14 AM
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Originally Posted by Greabert
It musta been a rocket....Gotta love it when they can't get that green handed over fast enuf
Yep; great bike. Like I said, and others have echoed; best to let the pros do it.
 
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Old Dec 3, 2013 | 06:14 AM
  #16  
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Found this online at http://www.floheadworks.com/Articles...ng_secrets.htm
Harley engines are very sensitive about their exhaust-to-intake ratio. They run best when that ratio is around 90 percent, but factory levels are more like 78 percent. A good porting job can give you the optimal exhaust-to-intake ratio for your Hog, but a bad one can make it worse.

More here at http://www.deweyspegs.com/tcporting.html

personally I prefer to start with a better head. The Harley Screamin Eagle Performance heads can be found NOS on ebay very resonable. I have purchased sets at 50% or less with Make Offer auctions. A few dollars more for shipping and they are on your door step in a couple days.



Check pages 50 and 51 for current at http://www.harley-davidson.com/en_US...le-catalog.pdf
 
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Old Dec 3, 2013 | 06:19 AM
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I see you have an '02 Twin Cam so attached a couple spreadsheets I made years ago for my '03. performance head part numbers are in the Race Stage chart in both silver and black. Try typing in the numbers on ebay and see what is available. I think if you double click on my thumbnails the picture will enlarge to read
 
Attached Thumbnails Hand porting heads-chart1.png   Hand porting heads-chart2.jpg  
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Old Dec 3, 2013 | 06:24 AM
  #18  
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OK that didnt work....
Harley Screamin Eagle Performance Heads
Black - 16952-99B
Silver - 16953-99C

Harley CNC Ported Heads - 16925-02A

and HTCC (High Torque Combustioon Chamber) - 16933-99 (Requires HTCC Intake)
 
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Old Dec 3, 2013 | 08:30 AM
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More additional information can be found here also. BTW, the "Dewey's Pegs" link he provided is excellent. I've purchased some of his products; top notch IMO. Additionally, if I could have afforded the SE heads, that's the direction I would have gone.

http://www.nightrider.com/biketech/
 
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Old Dec 3, 2013 | 10:53 AM
  #20  
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Originally Posted by tbonetony06
If one is not careful or knows what one is doing you can hurt your heads far more and easier then you can help them or improve them. If you going to take them off why not just go all the way and have them done by a professional?
I spoke with Bean at Big Boys and to do what I wanted done with my stock heads would run me close to $600 that I haven't got to spare right now. So another idea is my son in law is a machinist at Boeing and has access to some state of the art machines. He said if I could come up head that's already been done he could duplicate that machine work on my heads. Like I said I'm not too worried if I were to trash these stock heads, but would be happy if the flow could be improved on them for not a lot of coin.

I appreciate all the advice guys and scrimnvtwin thx for the spreadsheets and info. I'm just hoping to end up with some better flowing heads than these stock EPA crap heads for not a lot of coin. At this point I've ruled out hand porting them.
 
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