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'07 FLHRS who's done a 96" to 103" swap?

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Old Mar 10, 2014 | 04:03 PM
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From: el lay
Default '07 FLHRS who's done a 96" to 103" swap?

Cant' find it on here even tho I know it's probably here somewhere...I've got a low low mile '07 96" RK Custom with Vance&Hines Bagger 2 into 2's (love 'em), and a power commander V tune. I'd like just a little more. if the bottom end is the same, whats more reasonable? A SE 103" kit, or a cam swap? oh, and have you done it? Anybody?
 
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Old Mar 10, 2014 | 04:09 PM
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SE makes a kit with 103 cylinders and pistons along with 255 cams. I installed that set in my bike and the dealer reflashed my ecm with a SE tune. Didn't bother with a Dyno it runs great.

When you go to the 103 its a good idea to have the compression releases put into the heads. I went with the stock HD CR's and their harness.

I am sure your tuner will work just fine.
 
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Old Mar 10, 2014 | 04:12 PM
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thx, what it cost you?
 
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Old Mar 10, 2014 | 04:43 PM
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Best & cheapest way to go is bore your cylinders to 103-107 pistons and easy-start S&S cams. Lots of shops can set ya up. I went with SE 103 cast pistons (stock), Andrews 54 cams and ARCs (your '07 is not wired for ARCs) on my '09 about 20,000 ago. Having the heads done now...
 

Last edited by 0ldhippie; Mar 10, 2014 at 04:47 PM.
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Old Mar 10, 2014 | 05:58 PM
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Find an Indy dealer in your area of So. Cal. and have them bore your cylinders out for
size pistons, 103 or 107. To many cams out there, so talk with the Indy, about the type
of riding you do most. He can help pick that will work for you, with cams bigger is not
always the best. GOOD Luck.
 
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Old Mar 10, 2014 | 06:46 PM
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Originally Posted by hogsfly
thx, what it cost you?
Well... I bought the kit at a closeout price and installed it myself. So it really cost only a few Franklins. I think the idea of the S&S easy start cams a good idea and boring out your stock cyls ok also. You don't take these cylinders to just any machine shop, not to many of them in my area that do the Harley cyls. so I just used the ones in the kit but that's still a good idea if you have a local shop. Sending them off would work well too.


Lots of good bagger builds out there 103,107 and many good cam choices. I also don't have a tuner and the dealer just downloaded a SE tune into my stock ecm, so it really worked out for me.
 
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Old Mar 10, 2014 | 11:11 PM
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Is there anything left after a big bore on a 96? Is the 103 barrel in the kit bigger too allow a 110" or dare I say, a 113?
 

Last edited by hogsfly; Mar 11, 2014 at 01:31 AM.
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Old Mar 11, 2014 | 12:33 PM
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Originally Posted by hogsfly
Is there anything left after a big bore on a 96? Is the 103 barrel in the kit bigger too allow a 110" or dare I say, a 113?
You can make a 110 or a 113 but both require boring the cases. The 110 uses the rubber O ring seal at the bottom of the cylinder after the cases are bored. The 113 is bored differently than the 110 and uses the 4.060 cylinders with a flat gasket between the case and the cylinder.

It never ends. Just take and throw a 4-5/8 crank in and its a 120, etc. etc.
 
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Old Mar 11, 2014 | 12:59 PM
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Mine runs very well, and I'm happy with the build.
 
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Old Mar 11, 2014 | 01:23 PM
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Originally Posted by 0ldhippie
(your '07 is not wired for ARCs)
Actually the '07 bikes are wired for them. Just have to hook them up and enable the ACR function in the ECM with the tuner (TTS or equivalent).
 
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