Ducati Monster Forum

Moto Board => Accessories & Mods => Topic started by: Slow Guy on February 28, 2011, 05:14:59 PM



Title: Home Made Tail Chop
Post by: Slow Guy on February 28, 2011, 05:14:59 PM
Just thought i would post up a tail chop a buddy and I did this past Saturday.Used a the tail chop kit off of mine as a template and went to town cutting, bending and painting.  It was a very good day.

Before

(http://farm6.static.flickr.com/5100/5486961101_d50ddcaebd.jpg) (http://www.flickr.com/photos/33280520@N07/5486961101/)

(http://farm5.static.flickr.com/4105/5487556252_38d7dca699.jpg) (http://www.flickr.com/photos/33280520@N07/5487556252/)


During

(http://farm6.static.flickr.com/5012/5487556164_b2de17e172.jpg) (http://www.flickr.com/photos/33280520@N07/5487556164/)

(http://farm6.static.flickr.com/5252/5487556090_74b3537ac5.jpg) (http://www.flickr.com/photos/33280520@N07/5487556090/)

(http://farm6.static.flickr.com/5292/5487555934_cc33d795e7.jpg) (http://www.flickr.com/photos/33280520@N07/5487555934/)

(http://farm6.static.flickr.com/5213/5487555752_5b57ecb31b.jpg) (http://www.flickr.com/photos/33280520@N07/5487555752/)

(http://farm6.static.flickr.com/5177/5486960205_eb2d72fe7e.jpg) (http://www.flickr.com/photos/33280520@N07/5486960205/)

(http://farm5.static.flickr.com/4083/5486960011_2ba9cd8cd9.jpg) (http://www.flickr.com/photos/33280520@N07/5486960011/)

After

(http://farm6.static.flickr.com/5176/5486959835_35ddfe6100.jpg) (http://www.flickr.com/photos/33280520@N07/5486959835/)

(http://farm6.static.flickr.com/5211/5486959647_471f85ef21.jpg) (http://www.flickr.com/photos/33280520@N07/5486959647/)

(http://farm6.static.flickr.com/5175/5486959481_30bf4f9dbe.jpg) (http://www.flickr.com/photos/33280520@N07/5486959481/)



that is all.
nothing follows.


Title: Re: Home Made Tail Chop
Post by: Droopz on February 28, 2011, 09:42:00 PM
TOP job mate.  [thumbsup]

This is my mission for the weekend, although I do not get the benefit of the use of a template.


Title: Re: Home Made Tail Chop
Post by: Droopz on March 01, 2011, 04:27:01 AM
Finished mine tonight.

Mines even more "home made" than yours.


Title: Re: Home Made Tail Chop
Post by: Slow Guy on March 01, 2011, 01:31:09 PM
It ain't real without pics! ;D


Title: Re: Home Made Tail Chop
Post by: Droopz on March 01, 2011, 03:38:10 PM
Yeah yeah. I took pictures while i was doing it, but in hind-sight I should have taken more.

Now so far this is the cheapest ans easiest for of a tailchop i've seen, but it certainly isnt the best. So tek from it what you will...

The kit;

(http://www.mitre10mega.co.nz/Image/item/xlg/432026xlg.jpg)

The only non-basic tools I used were I cutting disc and a vice. But you could make do with a hacksaw and hammer I guess.

Before...

(http://i910.photobucket.com/albums/ac302/droopzanonymous/Ducati/Chop%20chop/IMG_0332.jpg)

Next up, remove seat.

(http://i910.photobucket.com/albums/ac302/droopzanonymous/Ducati/Chop%20chop/IMG_0341.jpg)

I had already installed the integrated tail light but still needed to hook up the indicators, so before I did anything I made sure it all worked. Then using both the old beer tray and test fitting the seat, I worked out where I wanted the light to sit.

(http://i910.photobucket.com/albums/ac302/droopzanonymous/Ducati/Chop%20chop/IMG_0343.jpg)

Then it was a simple case of cutting 2 of the angles down and using to 4 holes closest to the corners. Didn't even need to re-drill them, it was amazing...

(http://i910.photobucket.com/albums/ac302/droopzanonymous/Ducati/Chop%20chop/IMG_0346.jpg)

You can see though the left bracket is angled inwards as the retained nuts on the frame aren't actually centered.

(http://i910.photobucket.com/albums/ac302/droopzanonymous/Ducati/Chop%20chop/IMG_0348.jpg)

What I did to differently from the pics though was replaced the black rubber grommets I was using as spacers with nuts. This allowed me to fine tune the way the light sat to ensure it was perfectly straight.

Then it was choppy choppy...

(http://i910.photobucket.com/albums/ac302/droopzanonymous/Ducati/Chop%20chop/IMG_0349.jpg)

Then I used the remaining brackets to mount the plate. Bent in a vice to the desired angle and top hole mounted to the back of the light and its done. You could trim it bottom of the bracket right down if you like since its not needed, but i wanted to use the remaining length to remount my L-plate.

(http://i910.photobucket.com/albums/ac302/droopzanonymous/Ducati/Chop%20chop/IMG_0351.jpg)

Unfortunately I sacrificed one of my brackets in the process of experimentation, so there is only one in the pic. Need to grab another this morning and do the other side.

Back together....

(http://i910.photobucket.com/albums/ac302/droopzanonymous/Ducati/Chop%20chop/IMG_0353.jpg)

Obviously all the other stuff you read about in tailchops still applies. Make sure you measure heaps before the chop. Clean and seal inside the bar afterwards etc...

I saw someone here use spent shotgun shells as his bar caps which i thought was very cool. But My 12G shells didn't fit, so I'm not sure what size would work.

Anyway, there you go. Not perfect, but cheap, relatively easy and can easily be finished in a night. It's minimalistic I guess and its all Zinc plated so it shouldn't rust for ages.



Title: Re: Home Made Tail Chop
Post by: caboteria on March 01, 2011, 06:07:48 PM
I saw someone here use spent shotgun shells as his bar caps which i thought was very cool. But My 12G shells didn't fit, so I'm not sure what size would work.

20 gauge fit nice and snug, but surprisingly some of them rust after a while so try to get pairs of a few different brands just in case.



Title: Re: Home Made Tail Chop
Post by: Droopz on March 01, 2011, 06:23:12 PM
Awesome. I guess giving them a quick coat of clear would sort the rust and seal them in nicely.


Title: Re: Home Made Tail Chop
Post by: Slow Guy on March 01, 2011, 06:55:09 PM
+1 on the 20 guage. 1 it cleans up and finishes the tail chop and 2 ya get to go shooting! Your chop looks really good and the fact that you kept it both cheap and simple kicks ass!


Title: Re: Home Made Tail Chop
Post by: Droopz on March 01, 2011, 07:36:01 PM
Thanks mate.

Looking at the pics I just too today at work, I think i'm going to figure a nice way to mount the plate properly with just the one arm. Looks good kind of 'free floating' i think....

(http://i910.photobucket.com/albums/ac302/droopzanonymous/Ducati/IMG_0362.jpg)


Title: Re: Home Made Tail Chop
Post by: He Man on March 01, 2011, 11:45:55 PM
those tabs wont hold. Give it enough vibration and once the galvanized plating wears off it will snap.

I know that first hand. Lost my old tail light that way. Use heavy gauge steel.


Title: Re: Home Made Tail Chop
Post by: Droopz on March 02, 2011, 12:26:22 AM
Really  ???

How is the 1mm steel weaker than the plastic housing on the back of the light? Which part failed for you? Having both sides fail simultaneously sounds more like an impact issue. I needed to press these in a decent sized vice just to get the bend I wanted.

Easy enough to make up angles out of stronger steel I guess, so better safe than sorry. Thanks for the heads up...


Title: Re: Home Made Tail Chop
Post by: He Man on March 02, 2011, 12:30:00 AM
because the plastic absorbs shock and it displaces it over a much larger area, the steel is aleady stressed at the bend, and the energy is only dispalced over a small 1inch surface.

i replaced teh brackets with 18 guage steel ( much higher quality) and its fine now.

i also ride in some stupid NYC pothole patched bs roads too so it might of amplifed that.


Title: Re: Home Made Tail Chop
Post by: Droopz on March 02, 2011, 12:47:54 AM
Fair enough. Another solution might be to install small rubber bushes at the point where the brackets bolt to the frame.


Title: Re: Home Made Tail Chop
Post by: jc.cyberdemon on March 02, 2011, 06:50:21 AM
still think you should move those exhaust hanger extentions to the front, looks like you are having some fitment issues with the bolt that goes through you "rear set" mine was cocked off until i moved the bracket to the front...


Title: Re: Home Made Tail Chop
Post by: Howie on March 02, 2011, 08:26:20 AM
If the crack was at or near the bend the radius was too tight.  Try a wider radius on the bend.


Title: Re: Home Made Tail Chop
Post by: Jarvicious on March 02, 2011, 10:31:00 AM
Yup, be ready to at least inspect your brackets every once in a while or just straight up loose your license plate or tail light.  I caught mine doing some rewiring so thankfully I didn't have to explain to the officer what happened to my brake light :)

Regardless of the radius of the bend, any bending in the metal is going to work harden the steel causing it to become more brittle.  A gentle radius may work better than a sharp one, but it's also gonna look kind of funny (IMO) and still have the same wear properties due to the poor quality of the steel. 


Title: Re: Home Made Tail Chop
Post by: Goat_Herder on March 02, 2011, 10:42:53 AM
(http://i910.photobucket.com/albums/ac302/droopzanonymous/Ducati/Chop%20chop/IMG_0351.jpg)
Never thought I'd say this...  FAIL FTW!   [laugh]

I like your ingenuity of solving a problem with the simplest solution possible.  Couple years ago, I took off the license holder/mud flop thingy and made a new license holder with 2 L brackets.  It worked just fine. 


Title: Re: Home Made Tail Chop
Post by: Droopz on March 02, 2011, 03:08:43 PM
I guess I should clarify that the only bends I added were for the plate holding sections, the actual L brackets were bent and notched from factory.

(http://i910.photobucket.com/albums/ac302/droopzanonymous/Ducati/Chop%20chop/IMG_0348.jpg)

While it's still raining here I'm cleaning that rear section almost daily so i will monitor it for a few weeks.


Title: Re: Home Made Tail Chop
Post by: tilt on March 02, 2011, 07:20:56 PM
Thats hilarious I used the same L brackets for my bikes tail light, I used some locking nuts after mine backed off on a ride home and have been good for over 10,000 miles and still going strong.  Best 1.79 I ever spent.


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