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I put a CV on my 85 FXRC I used this, DS Air Cleaner Support Bracket for CV/Delphi Chrome Harley Davidson #139370, but I used an S&S tear drop filter and cover so I used this backing plate V-Twin 34-1389 - Chrome Alloy Air Cleaner Backing Plate, worked perfect
For a bottom breather Evo, all you need are some 5/16"-18 bolts of the correct length, depending on which backing plate you've got.
I went all around the barn when I put a Big Sucker on my '90, imagining all sorts of nifty things I was going to have to do to mate the backing plate to the heads. In the end, a couple of the above bolts, a handful of 5/16" washers to shim the gap, and that was that.
7 Surprising Harley-Davidson Products that Are Not Motorcycles
Slideshow: The bar-and-shield logo shows up on far more than motorcycles, some of the company's most unexpected products have nothing to do with riding.
Slideshow: From the troubled AMF years to modern misfires, these bikes earned reputations for reliability issues, questionable engineering, or disappointing performance.
Crazy Bunderbike Build Looks Amazing, But Is It Impossible to Ride?
Slideshow: The Swiss custom shop has taken a Harley Softail and stretched it into something so long and low that it looks closer to a rolling sculpture than a conventional motorcycle.
Engraved Rebellion: Inside Bundnerbike's Glam Rock II
Slideshow: A standard cruiser becomes an intricate metal canvas in the hands of a Swiss custom house known for pushing Harley-Davidson platforms far beyond their factory brief.
Slideshow: Harley-Davidson's challenges aren't abstract; they show up in dropping shipments, shrinking dealer traffic, and strategic decisions that aren't yet translating into growth.
