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Buell Forum » Old School Buell » Archive through October 23, 2012 » DIY forcewinder style intake? » Archive through October 12, 2012 « Previous Next »

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Haaken
Posted on Monday, October 08, 2012 - 05:24 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

Has anyone made one? If so, what did you use to make it. I havn't been able to find anything using google or browsing any of the buell forums.
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Foximus
Posted on Monday, October 08, 2012 - 06:40 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

Why do you want a force winder?
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Reepicheep
Posted on Monday, October 08, 2012 - 06:46 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

I think there was one attempt documented here a LONG time ago. I think it involved parts from the factory airbox and some PVC. I was watching it at the time, and it convinced me to go drop the coin on a real one.
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01x1buell
Posted on Monday, October 08, 2012 - 06:48 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

http://www.ebay.com/itm/2002-02-buell-x1-lightning -intake-air-filter-276-/140861482619?pt=Motorcycle s_Parts_Accessories&vxp=mtr&hash=item20cbffa67b
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Buellistic
Posted on Monday, October 08, 2012 - 07:11 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

ECONO "FORCE" in a BOX, just PM me for picture ...
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Jramsey
Posted on Monday, October 08, 2012 - 07:40 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)



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Haaken
Posted on Monday, October 08, 2012 - 10:55 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

I want a forcewinder style intake because I love the look and want to lose the air box cover and the side panel on the left. The motors are too good looking to hide.

And i am the current high bidder on that intake, lol.
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Foximus
Posted on Monday, October 08, 2012 - 11:54 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

gah... so ugly.

if you win, be sure to dremel out a channel to the vacuum port.
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Jramsey
Posted on Tuesday, October 09, 2012 - 12:13 am:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

"gah... so ugly."

Opinions like assholes vary.






(Message edited by Jramsey on October 09, 2012)
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Foximus
Posted on Tuesday, October 09, 2012 - 12:31 am:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

tis true... but i think if your going to have something big hanging off the side of the bike , it might as well big a well designed airbox as opposed to a tube.
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Kalali
Posted on Tuesday, October 09, 2012 - 07:47 am:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

"be sure to dremel out a channel to the vacuum port"

Not needed on the EFI bikes. But need gasket, an spacer and three long bolts...
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Foximus
Posted on Tuesday, October 09, 2012 - 10:43 am:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

Yes. I forgot we were.talking x1s here
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Preybird1
Posted on Tuesday, October 09, 2012 - 10:50 am:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

I did this one 4 yrs ago. I still have it actually. "THE ECONOWINDER"



I tried 3 different air cleaner options before i settled on the force winder.
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Buellistic
Posted on Tuesday, October 09, 2012 - 11:48 am:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

Why would you take a "TUNED" intake length and shorten it ???
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Jayvee
Posted on Tuesday, October 09, 2012 - 01:17 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

Once you take off the surrounding Heimholz chamber, is it still tuned?

And, tuned to what rpm range?
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Foximus
Posted on Tuesday, October 09, 2012 - 01:42 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

Depends on lots of things. Runner length, runner volume, and air velocity. My problem with most of the force winders is that they do have the length which is good... and they do have the volume... but not the velocity.

If they were shrunk down from 2.5" (or whatever they are) to a smaller 2 or even 1.3/4" then they would operate better...

Secondly the K&N filter is a fairly bad design as far as flow goes....

I'm surprised none of you have started using jetski based flame arrestors...
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Foximus
Posted on Tuesday, October 09, 2012 - 01:55 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

I feel like that last post left a little to be desired.

The point of it all is to find the perfect mix of Volume in the runner because

A ) VOLUME - it is determined that the (conventional) filter is too restrictive per stroke. So you must assume ~90% of the air that goes into the cylinder is from the actual intake resevoir volume. So whatever air is to be consumed in the engine must be from the prior intake "stroke".

B) DIAMETER - This alludes to velocity. Larger diameter = slower velocity
Smaller diameter = faster velocity.

Once you have the volume needed you have to mix this and the length to determine your correct velocity.

C) Length - This alludes to air timing.
Again though... it also pertains to velocity. A longer runner can also increase velocity, though resistance as well. (Decreased intake potential)

And lastly...

D) Velocity - What everyone strives for to gain power. The more velocity your intake charge has before it reaches the head, the better. This is where you gain power in a N/A motor.

Remembering that intake air comes in pulses, and not a steady stream, the downside of having a high intake velocity, is that if it is improperly tuned, the fast charge basically slams into the valve as its closing. As no energy can be lost, it reverses it's direction and basically stops and can even create lower pressure by reversing flow back out the intake runner.

SOooo. What this all comes down to, is a longer runner, with longer pulse timing, is better suited for low RPM turning, where valve duration is longer, while something with a short runner is better for high rpm.


Once you find out where your range and Volume needs to be you can calculate from there.



Thats the basics at least... I could go into further detail, but no reason here..
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Purpony
Posted on Tuesday, October 09, 2012 - 04:45 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

I made one for my bike-

I searched ebay until I found a cheap elbow for a harley.... ended up getting it for $15 or so. I couldnt find a piece of mandrel bend pipe with the correct radius.

I then modified the factory throttlebody bracket and made it all bolt together. Been running it for 2 years now and no issues to date!

this is the only picture i have at the moment of it-



I think i have $30 invested in it.

Its funny cause when i looked up the part number on the elbow i bought(it was new) it was somewhere in the $350 range.

(Message edited by purpony on October 09, 2012)
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S1owner
Posted on Tuesday, October 09, 2012 - 07:39 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

Fox still waiting for a price on your air cleaner set up
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Buellistic
Posted on Tuesday, October 09, 2012 - 08:17 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

If you want to know the difference in a long intake track and a short intake track, just try them on a DYNO !!!
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Foximus
Posted on Tuesday, October 09, 2012 - 08:34 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

Lol sorry man. I'll send you pictures tomorrow
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Coxster
Posted on Tuesday, October 09, 2012 - 11:51 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

quick FYI: When the Ford SHO/Yamaha motor came out in the late 80s it had six cylinders but TWELVE intake runners. Six long ones to use down low, and six short ones to run at higher RPMs.

I have some of the pieces of the helmholtz box in my garage from the previous owner. I've been trying to figure out a SE Sportster air cleaner on my M2, so this may be a welcome diversion

Buellistic check your verizon email : )
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Mikethediabetic
Posted on Friday, October 12, 2012 - 09:59 am:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

I made mine myself like purpony. i went to an exhaust shop and dug around a box of scraps that they had. found a piece that i liked that was stainless and everything and gave the guy $5. then took a large enough diameter spacer and welded the elbow to it. Finished it off with a cheap cone filter and shabam. forcewinder for about $20-$30.
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Goldtooth
Posted on Friday, October 12, 2012 - 11:13 am:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

Why not just buy the right one? It is not that much money and looks better than the home made ones here.
The stock covers are terrible looking and if I lose .5hp by going to the Forcewinder/K&N, so be it.
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Jayvee
Posted on Friday, October 12, 2012 - 11:35 am:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

Force retail is $322.70, if I can get 80% of the functionality for 20% (or even less) of the cost I gotta do it. I had the carbon ham can race filter but I hit my knee on it all the time. I think I did give up some power, but worth it as you say.
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Foximus
Posted on Friday, October 12, 2012 - 12:00 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

Ugh. Go buy a Harley . Sheesh guys. You and your force winders
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Buellistic
Posted on Friday, October 12, 2012 - 02:00 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

Is the 5 HORSE POWER on the top end where the POLICE give you a speeding ticket or in the RPM range where you ride every day ???
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Foximus
Posted on Friday, October 12, 2012 - 02:11 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

I'mma make one of my intakes for S1Owner, and He can give you a second opinion of it. LoL.
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S1owner
Posted on Friday, October 12, 2012 - 07:01 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

Ues thats right broohahaha!
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Coxster
Posted on Friday, October 12, 2012 - 10:54 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

My little air cleaner flows 219 CFM on my 1954 Ford six cylinder, so I'm pretty sure it's gonna flow 109 cfm on my M2, and my knee doesn't mind a bit. Sorry about the ugly breather tubes, we're still working on that
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