Slip on's

Tippo

Member
Joined
Apr 17, 2011
Messages
211
Sorry if I sounded snippy. I was trying to be helpful. The last guy on the forum who burned his fender had the bracket that attaches the can to the subframe flipped the wrong way. In your picture it looks OK but if you still have the instructions double check.
 

patrickg450

Well-Known Member
Joined
Jun 20, 2012
Messages
2,075
Location
Memphis TN
Hey guys this is really good info, I have not put much thought into this until now. I have a big ride coming up in May, SLAP. Come on ST'ers and show up. Got to decide to do it before hand or after.


I do have a welder, so how hard is it to remove the cat?
 

Derekj

New Member
2014 Site Supporter
Joined
Aug 13, 2014
Messages
225
Location
United States
patrickg450 said:
Hey guys this is really good info, I have not put much thought into this until now. I have a big ride coming up in May, SLAP. Come on ST'ers and show up. Got to decide to do it before hand or after.


I do have a welder, so how hard is it to remove the cat?
Take the header off, then where the 2 pipes go into one, there is a seam. Take a screwdriver and measure the distance from the end of the header where it is now one and the cat. mark that measurement on the top then mark another point just past the seam toward the front of the header. I cut 3 side of the rectangle and folded the cut flap backwards exposing the cat. Secure the headers and start banging away with a hammer and chisel to remove the cat. The secret is to break it up in small pieces. When cat is all out and all is cleaned up, then fold the flap back down and weld shut. Just to make sure, I cut the top of the headers so that you cant see any welding marks from underneath and its all hidden under the bike.
 

woods

Member
Joined
Mar 27, 2015
Messages
36
Location
Hollister, CA
Thanks for the info. I have this on my small to do list for the bike.


Derekj said:
Take the header off, then where the 2 pipes go into one, there is a seam. Take a screwdriver and measure the distance from the end of the header where it is now one and the cat. mark that measurement on the top then mark another point just past the seam toward the front of the header. I cut 3 side of the rectangle and folded the cut flap backwards exposing the cat. Secure the headers and start banging away with a hammer and chisel to remove the cat. The secret is to break it up in small pieces. When cat is all out and all is cleaned up, then fold the flap back down and weld shut. Just to make sure, I cut the top of the headers so that you cant see any welding marks from underneath and its all hidden under the bike.
 

Somerset

Member
Joined
Jul 6, 2014
Messages
103
Location
Yeovil
I could not afford to spend £hundreds on a pipe but like the sound of the bike to be a bit more throaty. I did my own conversion on the Yam tail pipe and I'm quite happy with my results.

I bought a spare second hand can and cut off the exhaust end of the can, removed some of the piping to the end pipe, got a mate to weld the can back together and put a bit of paint on it. No one knows I have anything but the standard until I start up and pull away.

Have had a few Akropo fans rather upset they spent sooooo much. The bike sounds great and performs without any flat spots and growls like a good'n on over run.

If you would like details I think I have some photos somewhere.
 

frez

New Member
Joined
Jan 25, 2014
Messages
319
Location
Dorset, UK
If you can cut out the cat and re-weld, I'd do that, the standard headers look better (I've got the Arrows on mine).
 

patrickg450

Well-Known Member
Joined
Jun 20, 2012
Messages
2,075
Location
Memphis TN
I am not say'in my stock or NOT mapped ST needs power..................but if a simple mod can get me more...........Well OK then.
 

Derekj

New Member
2014 Site Supporter
Joined
Aug 13, 2014
Messages
225
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United States
I was under the impression that the last comment from Somerset was ment for me. Free power ,power, power is always a good thing. Enjoy.
 
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