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Throttle response (torque)

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Old Oct 29, 2013 | 01:00 PM
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Default Throttle response (torque)

This past weekend my local dealer held the Harley Demo Days and I got to ride the Street Glide special. Overall I was not too impressed but I did love the throttle response that it had. Compared to my 08 SG it was night and day. My bike does not have near that much response (torque).


So I ask you guys, what creates this torque? I know it’s a 103 motor compared to a 96 but it was super responsive. I want that! What do I need to look at doing to get even close to a snappier throttle response? Cams? Dyno tune??


My bike has a stage 1 (Arlen Ness big sucker), PC3 (with map to match specs listed here exactly), 3.5 Rienhart tru duals full system. The rest is stock with 13,XXX on the odo.


Can you guys educate me? Thanks.
 
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Old Oct 29, 2013 | 01:06 PM
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cheapest way is to try a set of bolt in cams, go over to the Fuel Moto site to see some dyno sheets. Best way is a Big Bore kit with cams (stage 2 big bore) You probably beat the tq of a stock 14 with a good kit.
 
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Old Oct 29, 2013 | 01:24 PM
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For the return vs dollars spent, the FM107 kit will be hard to beat. It will make you fall in love with your bike all over again!!!
 
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Old Oct 29, 2013 | 01:45 PM
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"Cams" ............it's all you need to change.
Harley finally changed to a better cam in the 2014 models.

Not to knock your setup but, True Duels really hurt low end response (torque)
 
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Old Oct 29, 2013 | 02:01 PM
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The easiest way is cams, 2-1 header, and a good tune.
 
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Old Oct 29, 2013 | 02:04 PM
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Originally Posted by Texas Fat Boy

Not to knock your setup but, True Duels really hurt low end response (torque)
The effect True Duals have on torque can't even be detected by the butt dyno. The only place you'll notice that is on the dyno sheet.
 
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Old Oct 29, 2013 | 02:10 PM
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The water-cooled exhaust valves in the 2014 models have enabled Harley to increase CR and use better cams. So the clue is in that sentence! If you use a 107 kit, such as the FM suggested, you will get increased CR, better cams, plus a reprogrammed ECU (via a PCV). Sorted!
 
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Old Oct 29, 2013 | 02:21 PM
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Originally Posted by grbrown
The water-cooled exhaust valves in the 2014 models have enabled Harley to increase CR and use better cams. So the clue is in that sentence! If you use a 107 kit, such as the FM suggested, you will get increased CR, better cams, plus a reprogrammed ECU (via a PCV). Sorted!
While what you are saying is true Mr. Brown the OP test rode a SGS and was commenting on its torque and throttle response.
 
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Old Oct 29, 2013 | 02:33 PM
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Originally Posted by SBates08
While what you are saying is true Mr. Brown the OP test rode a SGS and was commenting on its torque and throttle response.
Compared with his 08 SG. So if he does as already suggested and fits an FM 107" kit, or similar, he will get a boost in performance through increased CR, more cubic inches and a change in cam, etc! Which is what the SGS has.....
 
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Old Oct 29, 2013 | 02:37 PM
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Yep Yep Yep^^^^^^
 
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