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Reducing turbulence in the chair

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(@Anonymous)
Posts: 0
 

I have an 09 Enfield Bullet with a Cozy sidecar attached - the kind that looks like a Steib "cucumber" type of deal. I have been driving it for a year now, and its fun.

The only problem I have is that passengers get hit in the face with a whole lot of air flow and turbulence. I ride in a real Steib sometimes and there's virtually no turbulence in it, and among the differences I can see are the Cozy has a much taller windscreen and its about 4 inches narrower also.

So, I've tried duct taping cardboard in various configurations around and across the existing windscreen, but I still aggravate the passengers with the air (and no, I'm not going excessively fast - the turbulence is always an issue from 5 mph on up, and very bad around 40 mph and up). Its particularly troublesome for my 4 year old son, for whom I bought the outfit in the first place.

SO, my question - before I spend the rest of my days experimenting with cardboard, are there things I should know - geometry and aerodynamics and such - that will help me get to the solution quicker? Thanks!


 
Posted : April 1, 2010 3:58 pm
(@Anonymous)
Posts: 0
 

Have you added something to the sides like a convertable with the windows up and the top down. That helped on my fathers Chevy convertible when we owned it.


 
Posted : April 1, 2010 5:27 pm
(@swampfox)
Posts: 1932
Moderator
 

I have no experience with your sidecar, but FYI: The original windshield on my Sportster was plenty tall but too narrow, resulting in the wind collapsing "on my ears" and shaking my helmet - but that was only above 45mph, and unsafe above 50mph. A shorter wider shield cured "most" of the problem on the bike side. Reckon some of the turbulence in the sidecar is coming off the bike/driver?


Lee
MB5+TW200+CRF250L+GTV300+INT650
XL883R w/Texas Ranger Sidecar
Zuma 50F + Burgman w/Texas Sidecar<Mrs. SwampFox

 
Posted : April 1, 2010 5:47 pm
(@wingincamera)
Posts: 198
Reputable Member
 

Also, how much wind turbulence is generated from the tug's shape? With my Goldwing/Escort rig there isn't much turbulence in the sidecar, but the sidecar creates more turbulence on the right side for me on the bike.


 
Posted : April 2, 2010 1:11 pm