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Tiger Time => Girly Talk (1999 - 2006 Tigers) => Topic started by: CornishJimbob on January 25, 2010, 04:19:24 PM

Title: Power Gains - TOR exhaust and remap
Post by: CornishJimbob on January 25, 2010, 04:19:24 PM
Hi all

another question for ya (could be the start of many! - hope you don't mind)

I have fitted the Triumph race exhaust and had the remap done at my local Triumph dealer - there is a definite noticable increase in performance - how much extra BHP does this modification add?

Also, are there any other areas I can work on to improve performance (you can never have TOO much power IMO)

thanks

Jim
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Post by: Bixxer Bob on January 25, 2010, 05:05:16 PM
Blueflame and some mapping has given me 102.5 bhp at the rear wheel on the dyno.  Dunno what it was before but claims are that they make 107 bhp at the crank.  You normally doc 10-15% for gearbox  which would make it around 97bhp.  A 5bhp increase for a pipe change is about normal.

For many more horses ,stories have it that you can just drop in a set of Daytona cams.  I suspect you'd need a Daytona map too (early 955i Daytonas use SAGEM ECMs and are the same basic program - just the fuel and timing maps are different.
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Post by: Chris Canning on January 25, 2010, 08:18:10 PM
Take the blanking plate out of the airbox.

(http://i64.photobucket.com/albums/h185/wing2541/TigerStand005.jpg)

It has been cleaned since!!!

(http://i64.photobucket.com/albums/h185/wing2541/TigerStand004.jpg)
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Post by: CornishJimbob on January 25, 2010, 09:38:24 PM
wow that's quite a difference between 'before' and 'after'

does it make much difference to performance?
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Post by: Chris Canning on January 26, 2010, 02:29:07 PM
Pipe/Tune/blanking plate out pulls a 19t sprocket the same as an 18,all the way to the redline.

Forgot!!,thats 2 up with fully loaded tankbag and topbox.
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Post by: Bixxer Bob on January 27, 2010, 12:04:39 PM
Did you richen the map to compensate or is it running a bit lean?

I know the lambda will adjust the long term trim eventually, but it must have been lean at first?
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Post by: Chris Canning on January 27, 2010, 08:27:06 PM
Well that was cause of a lot of questions,i could have done the mod much earlier but had a my doubts about the above,after speaking to several was assured it wouldn't make a jot of difference(ye right),even though the people who had done it had run the bike for a time, anyway did the mod,must be 5 years ago,any doubts i had vanished when i got into a fracas with an Italalin gent south of Milan on the motorway which ended up in a 100 miles flat out run,it was fine.
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Post by: CornishJimbob on January 29, 2010, 01:06:53 PM
Well I did the mod, I used a soldering iron to melt an outline and then pulled what was left of the baffle back out through (with a bit of brute force and determination)

Took it for a run, the first thing I noticed is the sound, slightly louder but not offensive at all, it definitely breathes better and I would say it sounds more like a Speedtriple/Daytona.

Mid range is improved, it revs quicker and easier, I'm also running a 19 tooth front sprocket, TOR tune and TOR can, standard air filter, left the rubber snorkel on the airbox.

I'm not too worried about it running weak as I don't think it will make a huge difference in the long term as I think the engine management will only handle as much air as it needs, if we were ramming air into the engine that would be a different story.  I think the baffle is there as a noise regulation more than anything else.

I recommend it and everyone should try it.  I found it easier to use an old soldering iron to cut it out rather than a Dremel, each to there own of course but there was hardly any mess with the melting procedure (does get smokey though!)

it sounds more like a 'Tiger' now !
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Post by: Chris Canning on January 29, 2010, 04:35:25 PM
I left the snorkel on as well,i've heard of folk who have taken it off,but thats asking for trouble in my book,and it's funny you mentioned the soldering iron because when i was cleaning the mess up,i thought 'What a prat,why didn't you use one'
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Post by: CornishJimbob on January 29, 2010, 05:31:48 PM
yeah I would say removing the snorkel could see some water going into the airbox, as the snorkel faces downwards - there's no chance of that happening.

Jim
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Post by: Timbox2 on January 29, 2010, 06:52:02 PM
Ummm, might be having a lookie at this meself soon, I did see an airbox up for grabs cheapish on ebay the other day and did wonder about having a punt on it for a spare, just in case.
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Post by: outrunner on January 29, 2010, 07:27:54 PM
I bought an airbox off Ebay, it came today. When I first saw this thread I had already decided to use a soldering iron to do the job, throwback from cutting holes in foam for models.


Andy.
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Post by: CornishJimbob on January 29, 2010, 09:20:08 PM
personally I wouldn't worry about having a spare airbox, there is little that can go wrong doing this modification.  The plastic baffle is sandwiched between the two halves of the airbox, it's not bonded in or anything - in fact it has some movement in it's 'slots'.

Once it's out there is no way of knowing, visually, that it isn't there and the additional noise is minimal to the point where I can't imagine anyone wanting to go back to the old style set up.

Just cut it out!  :D
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Post by: Chris Canning on January 29, 2010, 09:54:08 PM
The original Dutch write up,mentioned splitting the box,as no one had done it in the UK(like the yellow box converter!!) and it's easy to be brave when it's been done before i bought a spare box off e-bay,cost a tenner.

Clearly splitting the box wasn't going to happen,they ping the screws and halfway out stick in the furrels,which then turn in the plastic case and your stuffed!!
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Post by: CornishJimbob on January 29, 2010, 10:04:21 PM
hello, what's the Yellow Box Converter?

The joys of owning a new bike!  all this new stuff to try!  :roll:
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Post by: Timbox2 on January 29, 2010, 10:57:34 PM
Quote from: "CornishJimbob"hello, what's the Yellow Box Converter?

The joys of owning a new bike!  all this new stuff to try!  :roll:

ah ha, I know this, Chris is running dymags, so speedo is out, the yellow box is an electronic box of tricks which recalibrates the speedo through a series of dip switches, kin clever.
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Post by: Chris Canning on January 29, 2010, 11:32:42 PM
It go's like this.

I decide to convert my tiger to 17" wheels,i can get the wheels relaced locally,shorter side stand,get a conversion from Germany for the front mudguard,i'm all set bar one thing the speedo,i spend 6 months going round in circles trying to sort a solution,changing the speedo was out, even Jack Lilley could help,i put a query up on what was then THE board for Tigers Yahoo site,i have a guy contact me from Arkansas,tells me he knows of someone in Wollongong Australia,starting to sound like a joke e'h!!!.

Have you got a secure website?? e'r no,i fax him a credit card number(pheww),he mails me back saying my credit card bill will be from some TV shop(i kid you not) it comes within a week,it must have been on 7 years,you alter you speedo plus or minus 25%,i bought a spare speedo wire off e-bay as well just in case i cocked it up fitting it,the joys of doing your own R+D e'h.
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Post by: outrunner on January 30, 2010, 10:40:12 AM
Quote from: "CornishJimbob"personally I wouldn't worry about having a spare airbox

The airbox I bought came with a new filter so that will save a few bob on the next service which is due in 3000 miles.  :)


Andy.
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Post by: kelpie_67 on January 30, 2010, 09:10:49 PM
So this would make difference to my 885i too?
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Post by: Chris Canning on January 30, 2010, 09:18:28 PM
Possibly,i had 2 885i's the second one was taken in for a 12,000 service and the day i dropped it in, had a test on a 955,i never went back to collect it,only went back for my new bike,but yes i see no reason why it shouldn''t work,that 885i motor needs all the help it can get. :wink:
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