EVO All Evo Model Discussion

AR exhaust cones

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Old Mar 3, 2021 | 05:49 AM
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Default AR exhaust cones

‘99 Fatboy, Big sucker air cleaner, CV carb 48/180, exhaust pipes are NCM (I think) big radius semi-drag pipes. The pipes have a non removable “baffle” that seems to be just a few internal interference tabs.

I like the look and sound of the pipes, maybe a little loud for my taste... I wonder if anti-reversion cones would improve the performance and/or quiet it a bit.

 
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Old Mar 3, 2021 | 04:08 PM
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I've head torque cones do not work very well at all, what does work is pretty good dyno tested to stop alot of the reversion is lollipops and they wll quite it down a bit, https://www.dkcustomproducts.com/thu...nserts-c57.htm
 
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Old Mar 4, 2021 | 12:36 PM
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Originally Posted by mike131
I've head torque cones do not work very well at all, what does work is pretty good dyno tested to stop alot of the reversion is lollipops and they wll quite it down a bit, https://www.dkcustomproducts.com/thu...nserts-c57.htm
I hate auto correct, heard and quiet
 
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Old Mar 4, 2021 | 03:26 PM
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I like the construction of those, I think I’ll give ‘em a shot.
Thanks for the link!
 
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Old Mar 4, 2021 | 04:28 PM
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No problem, I used them in my pipes, my pipes were pretty much straight threw and I noticed some mid rang sag from reversion, these definitely helped and quieted the pipes and gave them a more aggressive sound
 
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