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M8 Dyno Numbers

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  #531  
Old 08-06-2021, 09:21 AM
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Originally Posted by rigidthumper
So they used a shop powervision & a tune license? They should be able to email you both files. I wanted to look at the map used to see if any anomalies pop up.
Yes, this is where they have identified a problem with the throttle position vs twist grip position that no matter how high they set the limit for TP1 and TP2 it will still not allow the throttle blade to open past 26.0.

I've given them a call and asked for the file to see if anyone here can understand what's holding it back. Everything else is running fine they say, some timings need to be updated and the map needs to be built but they cannot progress until the throttle position issue is resolved.
 
  #532  
Old 08-06-2021, 10:41 AM
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Do you know which base map they used? May be something in the background.
 
  #533  
Old 08-06-2021, 11:10 AM
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Originally Posted by rigidthumper
Do you know which base map they used? May be something in the background.
Stock 107 as they removed whatever was on there from V&H and we're starting from scratch. However even with the stock map flashed on the limit remained.
 
  #534  
Old 08-12-2021, 12:27 PM
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Originally Posted by Keithhu
Thought I'd start a thread so we can see M8 numbers in 1 spot. I searched, didn't see a dedicated thread for this.

Post em up!

Build details and charts.....
18 FLTRX 107 CR480, S&S Precision lifters, quickees, stock decatted, Fullsac 2.5 re cores, dyno tune with a PV flash 108 hp/ 125 tq

 
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  #535  
Old 08-22-2021, 04:48 PM
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Problem solved. Replaced the ECM for a new one. Dynojet tried everything they could but couldn't find a way to change the restriction on the throttle blade, they'd never seen anything like it before and neither had their US HQ. We can only assume it was something to do with the previous owner and something has gone wrong at some point, not even HD knew what it was.

Got lucky by being able to get a new ECM within a week, current waiting times for other softails are nearly 6 months!
HD linked the new ECM to the bike, did their programming in around 30 mins. Even at the stock 107 map its a totally different bike.

Back at Dynojet this week for the tune, will post the results ASAP.
 
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  #536  
Old 08-28-2021, 08:52 AM
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Thursday it took my to B&A Machine Performance, to have it tuned properly. The dealer had put a PV map in the bike, but was never tuned properly. The bike ran good, no popping, pinging or backfiring. I just wanted it dialed in. At B&A, they use tecno research direct link for tuners. Tim is owner and the dyno guy, very knowledgeable. He installed the new tuner and played with the timimg. I gain 6ft pounds and the HP stayed about the same, but is noticeably more responsive. Tim uses a super flo dyno, not the dyna jet. He told me the super flo dyno will put out numbers 10 to 11 % lower than the dyna jet.
S&S 475, SE HV breather, 2 into 1 Rinehartt and know a techno reach direct link tune.

 

Last edited by SMR65; 08-28-2021 at 08:59 AM.
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  #537  
Old 08-28-2021, 12:29 PM
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Im just about to deal my 2014 sgs stage 2 on a m8 - anyone have an idea wht the m8 are stock fro hp and tq?

Thanks
 
  #538  
Old 08-28-2021, 12:38 PM
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Originally Posted by ringer1969
Im just about to deal my 2014 sgs stage 2 on a m8 - anyone have an idea wht the m8 are stock fro hp and tq?

Thanks
Fuel Moto dyno says 81.18hp and 107.88tq for the 114. Radiator bikes are a little higher I believe.

https://university.fuelmotousa.com/dyno-charts/
 
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  #539  
Old 10-22-2021, 11:54 AM
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Default 2020 114 heritage

Originally Posted by Steve Cole
YES, they are being worked on.
currently I have a 468 cam with a dyno jet flash on ECM with 2-1 Rinehaft exhaust. I want to install a TTS Mastertune. I cannot find any maps for this application. Please advise Thank you
 
  #540  
Old 10-22-2021, 12:11 PM
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Originally Posted by William Ferril
currently I have a 468 cam with a dyno jet flash on ECM with 2-1 Rinehaft exhaust. I want to install a TTS Mastertune. I cannot find any maps for this application. Please advise Thank you
What's the reason for changing to a TTS? It does the exact same thing as the DynoJet, it won't gain you any performance. You're better off getting it tuned on a dynamometer than getting a new tuner.
 
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