Remap by Hilltop Motorcycles

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Nippy Norman says NGK DCPR8EKC. Manual says Bosch. Who are Denso when they're at home?
Used to be Nippondenso till 1996 when it was shortened to Denso.

Denso XU24EPR-U
Denso Iridium IXU24
Iridium Tough VXU24

If anyone can confirm,

Don't seem that common now, maybe expensive :nenau
 
Any twin cams had it done / or having it done can they post reviews, would be appreciated.
 
was also looking at different types of plugs.......... was recommended BRISK plugs as well, but seem to find that most people go back to NGK........

Quite an informative video..... with regard to multiple-ground plugs.

<iframe width="560" height="315" src="http://www.youtube.com/embed/53yfHLdn41k" frameborder="0" allowfullscreen></iframe>
 
Thanks for the vid Goose, good info

I remember BRISK plugs being recommended to help alleviate surging problems in 1100/1150 machines some years back, the plugs were of course very expensive and anything expensive soon takes on mythical powers. I suspect some of those bikes (American mostly from my forum reading, but my 1100 and 1200 wasn’t/isn’t innocent of these charges) were complete pigs to ride slowly through traffic)
 
Go to your local GSF car parts (German Swedish French), NGK three quid plus VAT.
 
Any twin cams had it done / or having it done can they post reviews, would be appreciated.

I had my 2010 twin cam done.
Best thing I've done to any bike really. Got rid of the annoying vibration between 4000 and 5000 rpm. Bike much much smoother throughout the rev range. Power up from 81 bhp at rear wheel to 101.
Fuel consumption has gone from 48mpg to 52.

What's not to like :beerjug:
 
May be unrelated but the mpg calculation from the onboard computer seems to be nearly spot on since the remap. Previously it was always optimistic by 3 to 4 mpg. Its all black magic I tell you..............................
 
whatever algorithm is used to calculate the mpg is probably not taking the remap into account.

handy that it is more accurate though :)
 
mpg

I had my 2010 twin cam done.
Best thing I've done to any bike really. Got rid of the annoying vibration between 4000 and 5000 rpm. Bike much much smoother throughout the rev range. Power up from 81 bhp at rear wheel to 101.
Fuel consumption has gone from 48mpg to 52.

What's not to like :beerjug:

Sounds good. My bike is my first GS (an 06), and on limited data, having only owned it for a few weeks, I'm getting a less than optimal 45-ish mpg with 95RON fuel. Interestingly one tank of 97RON gave me 52mpg, so this may be the way to go. I'm sure I am going to get better as I dial in to the engine and gearbox over the coming weeks.

Did you guys change plugs, and if so, what to?

Cheers, Sean
 
Twin Cam Done

I had my twin cam gsa done back in January 23rd and must say very, very happy with it. I de catted the std pipes about two week before, so was not surprised to see how lean it was running. Geoff showed me figures after run 1, it was making 89.7hp and 78.2ftlb. Second run after flashing ecu with maps was 104.28 and 84.47ftlb. I was well impressed and thought that was it, but as said here, Geoff then fine tunes through gears, so we started off at 129.75ftlb and ended at 142.7 ft-lb. The numbers are irrelevant for me. Its how it feels on the road and I must say it is great, smooth power everywhere only downside is it is so addictive with so much torque, you do destroy rear tyres. I did fit an RT final drive for a bit as it has that much torque low down and did not see the point in high revs, but I then found I was always sat at high speed, which was not good for the licence. So the std final drive is back on and I love it. Bike has 18k miles on it now and just had a dealer service with no issues. I asked the tech not to download anything to ecu. It was only after reading this thread that I suppose it would have been good if Geoff had gave it one last run through the gears just to see what max hp and torque were compared to the 1st run, but as I have said it feels great on the road.

Best £360 I have spent.

Prop
 
I had my 2010 GS twin cam done a few weeks ago, and my mate was supposed to be having his K13GT done at the same time, only it was found by Geoff to be poorly (only running on three cylinders), so he had to defer until it was sorted. Went back with him today to keep him company while Geoff worked his magic. Long story short, pre-remap, 120bhp. Post remap, 157bhp. No, that's not a typo.

On the way back home he was definitely enjoying the new found extra power! Big acceleration, big speed, and an even bigger grin!

Geoff has said he can pretty much apply his tech to any bike, so whatever I get in the future, a trip to Geoff's will be on the 'must do' list.

Still really pleased with mine, by the way. Much, much better than stock. It's stopped me looking at other bikes coveteously (for now, anyway).
 
Just spoke to Geoff about Denso plugs, he says they are just good plugs, Iridium or otherwise... also, the ECU is Denso, it may say Bosch on the outside, but inside it's Denso!

Roll on Tue 24th July (remap day) :thumb
 
model number

Just spoke to Geoff about Denso plugs, he says they are just good plugs, Iridium or otherwise... also, the ECU is Denso, it may say Bosch on the outside, but inside it's Denso!

Roll on Tue 24th July (remap day) :thumb

Denso Iridium IXU24 seems the correct model number.

£9.08 (inc. VAT) from carsparkplugs.com. Anyone find cheaper?
 
Went yesterday - great day - Geoff is full of interesting stories !

My 2010 GSA went from 85.72bhp, 68.81Ft/lb to 105.96bhp, 80.15Ft/lb.

The graphs of fueling were even more impressive. It should be at around 13 A/F ratio. Mine was initially miles too lean - between 15 and 19. After remap was between 12.7 and 13.5.

Immediately noticeable improvement in torque and so much smoother.

Felt like money well spent.
 
Went yesterday - great day - Geoff is full of interesting stories !

My 2010 GSA went from 85.72bhp, 68.81Ft/lb to 105.96bhp, 80.15Ft/lb.

The graphs of fueling were even more impressive. It should be at around 13 A/F ratio. Mine was initially miles too lean - between 15 and 19. After remap was between 12.7 and 13.5.

Immediately noticeable improvement in torque and so much smoother.

Felt like money well spent.


Is it a twin cam ? I'd be interested to see the graph for the range that increase is spread over
 
Is it a twin cam ? I'd be interested to see the graph for the range that increase is spread over

Yes it is. And I generally use 98RON fuel if I can get it - hence the slightly better BHP figures to start with.

Before graph -
 

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And the after graph -
 

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I had my 2010 twin cam done.
Best thing I've done to any bike really. Got rid of the annoying vibration between 4000 and 5000 rpm. Bike much much smoother throughout the rev range. Power up from 81 bhp at rear wheel to 101.
Fuel consumption has gone from 48mpg to 52.

What's not to like :beerjug:

'Got rid of the annoying vibration between 4000 and 5000 rpm'

Really? Are the vibes still there, or just reduced? The vibes below 4K and over are night and day on the stock.

What mileage had your TC done when the remap was installed?

Reducing / removing the 4-5K vibes is enough to have the remap IMO.

Inquiring minds and aching fingers, wrists, need to know!
 
And the after graph -


'cos the power scale is different on the 'before' and 'after' I'm finding it hard to compare the 'smoothness' of the trace. Is that really such a big dip before power and torque come in on the 'after' graph and can you feel it :nenau

Andres
 
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