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I've been breaking in a new Fatboy Lo for the past couple of months but still am just shy of the 1000 mile mark. I'm really enjoying the bike.
I also keep a 2009 Super Glide Custom at a place in the mountains of East Tennessee where we spent the soggy July 4th week end. When I was able to ride, I couldn't help but notice the difference in the way the two bikes rev.
The Super Glide is effortless. It's revs freely and quickly not to mention smoothly. Like a racehorse wanting to run.
When I got home last night, I took out the Fatboy to compare the bikes.
The balanced motor is not nearly as free reving. It revs much slower, and It seems to be requiring much more effort to get to your speed.
I know the Fatboy is heavier and the transmission lay out eats more hp than the Dyna. The balancers eat some more hp as well.
My question is whether this is just how the models compare or if I can expect the balanced motor to loosen up a bit as the miles pile up?
The balance shafts will make it harder to spin the motor up to speed, but I have never noticed a difference between my Heritage and my Ultra. Whatever difference is there I would suspect it to be minimal
Add some cams it will make up for it sure the b moter has a drop less... I have a set of s&s 510 gear drive cams for a 96 or 103 moter I'll make u a great deal there brand new
Dyna are designed to be fast, light, and agile. The rubber mounted engine revs higher and has better performance. Softails are designed for smooth, effortless cruising. It's better two up and more comfortable on longer rides. Softails are for relax, laid back cruising. The Dyna are more for sportier aggressive riding.
Dyna are designed to be fast, light, and agile. The rubber mounted engine revs higher and has better performance. Softails are designed for smooth, effortless cruising. It's better two up and more comfortable on longer rides. Softails are for relax, laid back cruising. The Dyna are more for sportier aggressive riding.
I agree, but disagree in part. My Dyna doesn't rev any higher than the Lo, but the Dyna does rev quicker and with less effort. Cruising on the Dyna is more effortless than the Lo because of this and the smoothness of the engine and rubber. So for me, its the Dyna that makes for more effortless cruising but it's not as stable or suited for two up as the Lo.
They are both cruisers and not sport bikes but the Dyna can be ridden more aggressively easier.
Last edited by atlantaallen; Jul 8, 2013 at 09:20 PM.
I'd agree with the OP. I had a '07 Dyna Super Glide Custom before the Slim, and the 96inch motor in the Dyna was more free revving than the 103 in my Slim.
It's not something I miss though, as I much prefer the Slim in everyway over the Dyna.
Dyna are designed to be fast, light, and agile. The rubber mounted engine revs higher and has better performance. Softails are designed for smooth, effortless cruising. It's better two up and more comfortable on longer rides. Softails are for relax, laid back cruising. The Dyna are more for sportier aggressive riding.
I guess for a big bike, lol. Couldn't see myself on a track knee dragging on one.
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