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Cvaria's 2007 883 Standard (XLCN): Consolidated Thread of Nonsense (Working)

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  #591  
Old 05-09-2017, 09:38 PM
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Originally Posted by cvaria
jeez....

mine is out in space.... can you pull and post a copy of yours. change ".pvt" to ".txt" i need to look through and see what else is different.






glad i'm taking this beating now rather than on the dyna, that thing would explode with this kinda heat.
I use mastertune - I dont know what 'pvt' files are.
I used the above to set up my mastertune tables.
I assume the above png shots were from power vision.

Also, remember, this was for initial break-in, so I'm sure its
pretty conservative.

T.
 
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  #592  
Old 05-09-2017, 10:08 PM
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Originally Posted by WKNDS
I use mastertune - I dont know what 'pvt' files are.
I used the above to set up my mastertune tables.
I assume the above png shots were from power vision.

Also, remember, this was for initial break-in, so I'm sure its
pretty conservative.

T.

you did say mastertune earlier. pvt, i think, is (P)ower (V)ision (T)une. it's the power vision tune file extension. like word files are .doc/.docx

thank you for pointing me at the tune. i would have been chasing my tail for months. i can try to mimic what you have posted, i was looking for other things in the tune though.

i don't want to throw shade on dynojet, i better give them a call in the morning to get an understanding of why they laid these tunes out the way that they did.


here's the dyna mapping.


 

Last edited by cvaria; 05-09-2017 at 10:11 PM.
  #593  
Old 05-10-2017, 09:00 AM
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Where are these tunes coming from?
 
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  #594  
Old 05-10-2017, 10:32 AM
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If my hammer 1275 tune would help you, I have that .pvt.
 
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  #595  
Old 05-10-2017, 10:48 AM
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Originally Posted by samhallnc
If my hammer 1275 tune would help you, I have that .pvt.
sure. The more data i have the better.

your 1275 is running a .030 mls head and .020 base gasket, yes?
 
  #596  
Old 05-10-2017, 10:48 AM
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Originally Posted by Scuba10jdl
Where are these tunes coming from?
dynojet directly

spoke to them this morning. They acknowledged 430f is high. Said the same. As T, adjust the 14.6 cells to fine tune... basically, "you are on your own". 😉



Sportsters run much hotter than big twins, because of the temp sensor location. 430f might be a little high, but not that high. Now you need to fine tune. If you want the bike to run richer than 14.6, you can change the AFR table to richer settings if you like.
 

Last edited by cvaria; 05-10-2017 at 10:59 AM.
  #597  
Old 05-10-2017, 11:08 AM
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Originally Posted by cvaria
dynojet directly

spoke to them this morning. They acknowledged 430f is high. Said the same. As T, adjust the 14.6 cells to fine tune... basically, "you are on your own". ��
Frankly, based on the maps you've posted, I wouldn't touch anything else from them directly. The AFR is all weird, and not smooth at all, and quite high in most places. Same thing with the timing map. There are a lot of places your timing is several degrees too high, IMO. That much timing and that lean AFR will skyrocket those temps, and it is all in the cruise range on your maps.

I would start with your original map (assuming you saved it). Modify displacement to 76cubes, and then add the timing and AFR either from WKNDS or what I post below or mix and match. They're both Hammer derived (I do not own/nor have I created these tables, just passing along Aaron's hard work) for 1250's, but they're MUCH better than what you've got.





After break in with this, then you can autotune it.
 

Last edited by Scuba10jdl; 05-10-2017 at 11:10 AM.
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  #598  
Old 05-10-2017, 11:20 AM
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Originally Posted by Scuba10jdl
Frankly, based on the maps you've posted, I wouldn't touch anything else from them directly. The AFR is all weird, and not smooth at all, and quite high in most places. Same thing with the timing map. There are a lot of places your timing is several degrees too high, IMO. That much timing and that lean AFR will skyrocket those temps, and it is all in the cruise range on your maps.

I would start with your original map (assuming you saved it). Modify displacement to 76cubes, and then add the timing and AFR either from WKNDS or what I post below or mix and match. They're both Hammer derived (I do not own/nor have I created these tables, just passing along Aaron's hard work) for 1250's, but they're MUCH better than what you've got.





After break in with this, then you can autotune it.
thank you.

honestly expains my initial observation. .. the temps are rising while riding rather than dropping. They drop when im at a stand still or throw the bike in neutral while rollling.
 
  #599  
Old 05-10-2017, 01:43 PM
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Originally Posted by cvaria
sure. The more data i have the better.

your 1275 is running a .030 mls head and .020 base gasket, yes?
Attached. I don't know the answer about the gaskets, I used what he sent me. The head gasket was several plates riveted together.
 
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Old 05-10-2017, 01:55 PM
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Originally Posted by samhallnc
Attached. I don't know the answer about the gaskets, I used what he sent me. The head gasket was several plates riveted together.
Thank you sir. This will all help. Much appreciated.

the MLS is multi-layered steel. That's what the riveted plates were. Less likely to blow and much higher quality than the older stuff that was there when you tore into the bike. Its good stuff.
 


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