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Suzuki TL 1000 S
click image to enlarge
Iceni
Motorcycles latest Project is to produce a bike that will give you an
idea of the sort of things we are capable of, and will hopefully show
that tunning does not have to cost the earth and can be done
affordably.
Project Aim
Increase Power (it only has 100bhp)
Increase Torque
Lose some excess weight
Change its centre of gravity
Change its looks, but try to keep it a practical (ish) road bike
Done so Far
When I First bought
the bike, I rode it around for a couple of months so I could get a feel
for what I wanted from the finished project. And also because I wouldnt
get to ride it for some time once the project began bearing in mind
that due to this being my own personal bike, other workshop work would
take priority, meaning I could not fix a finish date to this project as
the majority of the work will take place after hours in my own time.
So the first thing we did was to run the bike on a
Dyno to check the overall health of the bike (see graphs below). We
also found the overall weight to give us an idea of what weight we can
lose, and found the centre of gravity and weight bias to aid us in
improving the handling of the bike. We then stripped the bike and
began the long task of polishing the frame , swing arm and wheels and
removing fairing mounting brackets and lugs from the frame and swing
arm (as we wont be needing them) which is now complete.
I have completely stripped and rebuilt the engine checking
absolutely everything for wear and replacing parts including the
gearbox bearings and bottom-end bearings to ensure everything is at top
spec.
I have given the cylinder heads a mild porting as well as matching the
ports, Re-seating the valves and replacing the cam-chains.
The engine has been rebuilt and painted pearlescent
black and placed back into the frame along with the fuel tank and
wheels.
I have bought a very nice LCD unit that I will mount on the tank to remove the
need for big, bulky clocks And a set of gold Gilles Variobars which are
fully adjustable meaning I can set them to suit my riding position
brilliantly.
I have also mounted a steering damper across the front of the forks
making use of the existing headlight sub frame mounting lug which since
the removal of the headlights and fairing has no other use.
The LCD and Variobars are now fitted and functional and I have managed
to acquire the seat unit for a GSXR 1000 K4 which after repositioning a
few mounting points, and reshaping it fits nicely onto the original TL
sub frame (which also required some modification) aswell as the original TL front seat. I have also started
cutting away the wiring loom and have striped it down to lose
approximately 1 kilo just in wires, and have also fitted a Dynojet Power
commander and multi function hub which will allow me to add more toys to it in the future.
After removing the standard airbox I have
built a base plate to sit across the top of the injector bodies, this
will form the bottom of the airbox with a couple of power filters on
the injector bodies and the bottom of the tank acting as the top of the
airbox.
this has also allowed me to mount the power commander and CDI unit to
the underside of the tank aswell as constructing a battery shaped box to
sit below the airbox base meaning there is nothing at all in the tail
unit or under the seat.
More toys installed. first on the list, Exhaust. I decided to
run with Hindle pipes, which I then modified to fit a pair of GSXR
Akrapovic Cans, combined with the aggressive induction noise the bike
now sounds like a true V-twin should. I then fitted new Hardened
anodized Renthal sprockets to compliment the new gold chain.
Now for a little Technological Advancement, I could decide what to do
about mirrors, the obvious answer was to go without, however, I do
like to see behind me so I have taken delivery of a rear view camera
with night vision and an LCD screen with wireless connection between
the two.
Now
that the TL is almost ridable I can now focus my attention on the
styling and looks of the bike, I have purchased a headlight unit, which I would struggle to describe, so
unfortunately you will have to wait for the pictures. As well as the
headlight unit I have started design and production of the radiator
side covers, which, wrapped around a stainless radiator cover from
Beowulf look fantastic.
Now I just need to produce a surround for the LCD dash unit.
The wheels have been painted and as usual Breckland Body Centre (01760
339803) have done a fantastic job, and just in time to have the discs
mounted, I have decided to use wavy contour discs that fill the wheel
nicely and add a little more detail.
Now that I have completely re-built all the calipers (which are now six
pot calipers at the front instead of the standard four pot) they
are ready to be bolted back on.
The bodywork is getting closer to the finished artical and I have
fitted the braided brake lines, I have also mounted some indicators to
temporary brackets to enable me to road test.
ROAD TEST!!!
As this is the first time I have rode the bike since the project began
I am pleased to report that all is well, everything that has been
fitted to the bike (such as the rear view camera) works brilliantly,
The brakes are fantastic and the bike is beautifully agile showing that
the changes we made to the weight bias and centre of gravity have been
a success, some issues have been highlighted such as the LCD I mounted
to the tank is slightly out of view and the variobars are not quite in
the right position for road riding, but a few adjustments here and
there will soon sort this out.
DYNO TEST!!!
This Dyno test was simply a power run as I did not want to set up the fueling just yet, instead I
wanted to ensure that the modifications that have been made did not
adversely affect the general running of the bike and to check that the
bike was not running dangerously lean throughout the continued research
and development.
The results from the Dyno test (see Dyno graphs below) show that even
though the fueling has not been set up, we have made good improvements
throughout the rev range giving us a baseline to show that the
modifications to the airbox and the mild porting of the cylinder head
have been successful, although the graphs also show that power stays
constant after about 8,000rpm compared to other TLs that continue to
build power though to the redline, leading us to believe our TL may be
restricted, and of course, "This just wont do" so an investigation has
been launched to find the cause of this frankly rather rude and
unneccissary capping of power. (I suspect the TL may be an Import with a restricted CDI unit.)

***Latest News***
Well the TL project is coming towards its end,
The body panels have been made and after playing around with a few
ideas for the number plate hanger ive settled on a design that i think
works very well with the rest of the bike and ive also managed to
incorperate the rear view camara into it.
The front indicators are now set into the side fairing panels and with
a bit of careful modification and the adding of some interesting
details the original front mudguard is in position and almost
unrecognisable.
In terms of paint i decided to go for a gloss black with a gold pearl
finish which adds to the mean and moody look of the bike, also
because ive always wanted a black bike.
From a riding point of view the bike is finished and it has been out
and about, the next thing for me to do is develop a short single seat
unit and cut off at the heals exhaust pipes.
Click here to see more pictures
Things To Do Next
once all that is taken care of, its back to the dyno room to
set up the fueling, so keep
checking us out and following the TL progress. and remember anything
you have seen or read about in this project could be done to your bike,
just pop into the shop or give us a call to discuss your winter
project.
WATCH THIS SPACE!!

Original Bike



Engine Before
Engine After
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