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Message started by Coaxial on 09/26/12 at 12:12:08

Title: 2013 Suzuki S40! Fuel injected?!
Post by Coaxial on 09/26/12 at 12:12:08

http://www.suzukicycles.com/Product%20Lines/Cycles/Products/Boulevard%20S40/2013/S40.aspx#Specs

Is this the first model to do so? and forgive my ignorance as I am not mechanical: Would we be able to convert our current?

Title: Re: 2013 Suzuki S40! Fuel injected?!
Post by Dave on 09/26/12 at 12:16:17

Probably a little too early to ask this question......as I doubt anyone has seen one of these bikes yet.  If you look at the enlarged photo they have posted it still has the carb in the photo......I can see the float bowl drain and the petcock vacuum line.

Unless you buy a wrecked bike......you are probably not going to be able to afford the new parts for a conversion.  I would think at a minimum it would require a computer, exhaust with oxygen sensor, fuel pump, injection and air filter systems, wiring harness.....and the tabs on the chassis to mount this stuff.

Title: Re: 2013 Suzuki S40! Fuel injected?!
Post by J C Stokes on 09/26/12 at 12:20:26

Specs definitely say Suzuki Fuel Injection, picture seems to show a carb. Very interesting

Title: Re: 2013 Suzuki S40! Fuel injected?!
Post by Coaxial on 09/26/12 at 12:23:31

Strange how it still says rated at 63 MPG from the previous 2012 model to this new fuel injected model.

Title: Re: 2013 Suzuki S40! Fuel injected?!
Post by SALB on 09/26/12 at 12:29:46

I wonder if it's a closed loop system with an O2 sensor?  It'll probably be cheaper to buy the new bike and sell your old one, than to try to convert an old bike.  Now the real question....were they able to shut off fuel on decel and get rid of the popping/backfire, as well as on shutdown? :-X

Title: Re: 2013 Suzuki S40! Fuel injected?!
Post by Serowbot on 09/26/12 at 12:37:46

It's alive!.... :-?...

Title: Re: 2013 Suzuki S40! Fuel injected?!
Post by Borracho on 09/26/12 at 12:41:13

Welcome to the 21st century! Well, this solves the petcock issue. And the jetting, brass plug removal, decel pops, etc...

Title: Re: 2013 Suzuki S40! Fuel injected?!
Post by SALB on 09/26/12 at 12:42:42


6375627F67727F64100 wrote:
It's alive!.... :-?...


For better, or for worse? :-/  That is the question.

Title: Re: 2013 Suzuki S40! Fuel injected?!
Post by Charon on 09/26/12 at 13:47:23

Don't count on solving "popping" on deceleration. If you look a little you will find a lot of bikes with fuel injection and some sort of air injection mechanism in the exhaust, as well as forums asking how to remove it.

I have a 2007 Yamaha Majesty 400, which is fuel injected. At low altitudes it is quite docile and quiet. But I took it across Trail Ridge Road, and it does quite a bit of popping on deceleration at high altitudes. Ran just fine otherwise.

Some bikes retain the old carburetor for use as a throttle body, and I suppose they could mount the injector in there as well.

It is pretty usual for fuel injected bikes to mount the fuel pump in the tank, where it can be kept cool by being submerged in fuel. The fuel petcock usually goes away, and so does the reserve. Instead you get a "Low Fuel" light, which on the S40 could perhaps go where the old "Check Sidestand" light used to be.

Another fun "quirk" of fuel injection is the shutting off of fuel on deceleration. This works quite well at reducing emissions, as with no fuel there are no emissions. But there is a transition when the throttle is opened, or when the engine reaches some predetermined speed just above idle. It goes from no fuel at all to fuel at some mixture that will burn, and this often results in a jerky throttle transition just as the throttle is moved. It feels like a lot of drive train lash. It happens with cars, too, but power-to-weight is a lot lower and you don't notice it especially with automatic transmissions and torque converters.

I guess, along with all the jetting threads for older machines, we'll now have threads on how to program the injection and which version of Power Commander to buy.

Title: Re: 2013 Suzuki S40! Fuel injected?!
Post by Cavi Mike on 09/26/12 at 16:40:33

I thought it was discontinued. I'm glad it's still alive because parts are gonna stay cheap.

Title: Re: 2013 Suzuki S40! Fuel injected?!
Post by rfw2003 on 09/26/12 at 16:43:18


1539372E3F373A560 wrote:
http://www.suzukicycles.com/Product%20Lines/Cycles/Products/Boulevard%20S40/2013/S40.aspx#Specs

Is this the first model to do so? and forgive my ignorance as I am not mechanical: Would we be able to convert our current?

My guess is you would be much much cheaper to go with an aftermarket fuel injection system if you are really set on going efi on your savage.

I found one not to long ago that was about $600 for the complete kit to convert thumpers upto around 750cc  I think it was.

R.F.

Title: Re: 2013 Suzuki S40! Fuel injected?!
Post by Serowbot on 09/26/12 at 16:48:28


517A73607D7C120 wrote:
Don't count on solving "popping" on deceleration.

Yarp...  I'll stick with the carb,.. even if I got a new one, I'd swap in a carb...
Way cheaper to fix,.. and easier to troubleshoot... I hate all those pricey, sensors... (MAP,O2,TPS,...)... plus having to have a fuel pump...
Yuck... :-?...

If they do add a Low Fuel light,... that might be cool to adapt to a carbed bike...
;)...

Title: Re: 2013 Suzuki S40! Fuel injected?!
Post by 12Bravo on 09/26/12 at 18:24:49

Heck, My 05 V Star 1100 has carbs  with all the sensors and fuel pump and such. Wonder how long it will take people to figure out how to tweak the fuel map on it

Title: Re: 2013 Suzuki S40! Fuel injected?!
Post by PerrydaSavage on 09/27/12 at 03:14:00

Wow!! I never in a million years expected Suzuki to keep the LS650 alive going forward ... yet they have and with EFI no less!! Awesome!! Now c'mon Suzuki ... give us a TU650X and I am selling my Kawi!!

Title: Re: 2013 Suzuki S40! Fuel injected?!
Post by ZAR on 09/27/12 at 05:24:34

This all sounds great......but somebody needs to let the dealerships know! So far I've talked to 5 different dealers and they all are still waiting for the Zuki model lineup from the factory!

Go figure!!!

Title: Re: 2013 Suzuki S40! Fuel injected?!
Post by Arnold on 09/27/12 at 08:16:21

Sounds like the beginning of a new list of issues, so much for our little bike staying simple...

Title: Re: 2013 Suzuki S40! Fuel injected?!
Post by WD on 09/27/12 at 10:11:08

While I don't care for fuel injected engines (in any form) it is nice that they decided to keep it in the line up. Now if they'll upgrade the wiring, the brakes and the tires at the same time...

Title: Re: 2013 Suzuki S40! Fuel injected?!
Post by Charon on 09/27/12 at 10:31:06


4457130 wrote:
While I don't care for fuel injected engines (in any form) it is nice that they decided to keep it in the line up. Now if they'll upgrade the wiring, the brakes and the tires at the same time...


Remember the LS650 is something of a loss leader. Everything that gets "upgraded" means the MSRP also gets "upgraded." And I expect that, no matter what tires got put on it, there would be the eternal complaining about "those lousy OEM tires."

Title: Re: 2013 Suzuki S40! Fuel injected?!
Post by WD on 09/27/12 at 10:34:13

True enough. Although I'm still trying to figure out how a $45 cheapie Chi-com tire outlasted my stock one by better than 10k miles...

Title: Re: 2013 Suzuki S40! Fuel injected?!
Post by Dave on 09/27/12 at 11:00:56

What I really want to know......has the 5th gear ratio been changed? ;D

Title: Re: 2013 Suzuki S40! Fuel injected?!
Post by ToesNose on 09/27/12 at 16:59:51


1F24293E2F23383E252D203F4C0 wrote:
What I really want to know......has the 5th gear ratio been changed? ;D



+1   :o

Title: Re: 2013 Suzuki S40! Fuel injected?!
Post by LouSiana on 09/28/12 at 13:50:16

Unless it does not have a gain in power, increasing the gear ratio of the 5th would not make any sense. The 5th gear is merely for economics (and for reducing noise), it is not a true 5th gear.

Yesterday it had in the specs "Suzuki Fuel injection", today it came back with "MIKUNI BS40, Single"
http://www.suzukicycles.com/Product%20Lines/Cycles/Products/Boulevard%20S40/2013/S40.aspx#Specs

What will it be tomorrow? "It's not a trick, it's a Diesel!"  :D

Title: Re: 2013 Suzuki S40! Fuel injected?!
Post by NicholasTanguma on 09/28/12 at 14:06:02

Where could they possibly put the fuel pump anyway?  Most EFI motos have the pump inside the tank, but the S40 doesn't have enough fuel capacity as it is.

Title: Re: 2013 Suzuki S40! Fuel injected?!
Post by NicholasTanguma on 09/28/12 at 14:10:25


5172684E747C737C1D0 wrote:
Yesterday it had in the specs "Suzuki Fuel injection", today it came back with "MIKUNI BS40, Single"
http://www.suzukicycles.com/Product%20Lines/Cycles/Products/Boulevard%20S40/2013/S40.aspx#Specs

What will it be tomorrow?



I saw that, too.  I seriously hope the fuel injection thing was some sort of initial marketing gimmick or simply a typo when the webmaster was updating the site for 2013.

I'm ol skool like that.  In my opinion the LS650 should always be carbed, but I have to admit that may change later down the road, should Suzuki decide to keep the machine in their lineup for the future.

Title: Re: 2013 Suzuki S40! Fuel injected?!
Post by LouSiana on 09/28/12 at 14:22:25


597E747F787B766443767970627A76170 wrote:
Where could they possibly put the fuel pump anyway?  Most EFI motos have the pump inside the tank, but the S40 doesn't have enough fuel capacity as it is.


Usually fuel injection systems do have a small pump in the tank, that's right. It does not need to be very strong and therefore it can be rather tiny. Otherwise the lost capacity could be recovered by slight re-designing of the tank, anyhow. And anyway, they have to get the little pump in it and it should be serviceable. ;)

Another benefit of the EFI system can be enhanced fuel management, at least must be!

Title: Re: 2013 Suzuki S40! Fuel injected?!
Post by Oldfeller on 09/28/12 at 15:21:43


I wonder how many extra 2012 models are gonna come popping up out of the woodwork before we actually see the first EFI Savage show up on a dealer showroom floor.

Title: Re: 2013 Suzuki S40! Fuel injected?!
Post by J C Stokes on 09/28/12 at 16:48:52

American Suzuki site seems to have changed from yesterday. 2013 S 40 is now listed as a Mikuni B40 I think.

Title: Re: 2013 Suzuki S40! Fuel injected?!
Post by ColoS40Girl on 09/28/12 at 19:14:01

I am going to check tomorrow at the dealership to see if the 2013 will be coming with EFI or was there a typo.  If you look at the price ($100 more than last year) it is too low for an EFI bike.  I think it is a typo.  

Title: Re: 2013 Suzuki S40! Fuel injected?!
Post by NicholasTanguma on 09/28/12 at 20:58:46


44676666616D5A616C6D7B080 wrote:
I am going to check tomorrow at the dealership to see if the 2013 will be coming with EFI or was there a typo.  If you look at the price ($100 more than last year) it is too low for an EFI bike.  I think it is a typo.  



Let us know what you find, please.   ;)

Title: Re: 2013 Suzuki S40! Fuel injected?!
Post by berekdinda1 on 09/28/12 at 23:11:51

Guys,.
I heard that in 2013, all 2 wheelers over a certain displacement must be fuel injected. So far, it seems Suzuki has been mysteriously silent on what their 2013 line up will contain.

Title: Re: 2013 Suzuki S40! Fuel injected?!
Post by NicholasTanguma on 09/28/12 at 23:18:16


5E594E5957585552585D3C0 wrote:
Guys,.
I heard that in 2013, all 2 wheelers over a certain displacement must be fuel injected.



That's a pretty heavy piece of hearsay, man.  Where'd you get this rumor?

Title: Re: 2013 Suzuki S40! Fuel injected?!
Post by Arnold on 09/29/12 at 04:35:06

Yea, why are the f...ing with our cycles now, that BS.

Title: Re: 2013 Suzuki S40! Fuel injected?!
Post by Charon on 09/29/12 at 04:50:50

I keep hearing the rumor that fuel injection will be required after some date, but no one seems to be able to quote a source. As far as I know, the EPA has NEVER specifically required fuel injection on anything. They, and the European Union (EU) and California Air Resources Board (CARB), have set certain emissions requirements that makers must meet. If carbureted machinery can meet the requirements, it is legal. If not, then other methods such as computer-controlled fuel injection must be used. At least in the USA, any modifications that increase those emissions is strictly illegal under Federal law - even though those laws are seldom enforced. And noise is an emission.

Title: Re: 2013 Suzuki S40! Fuel injected?!
Post by ColoS40Girl on 09/29/12 at 13:05:06

I called the dealership today. They said the 2013 has not changed.  It is still a carb bike not EFI.  

Title: Re: 2013 Suzuki S40! Fuel injected?!
Post by NicholasTanguma on 09/29/12 at 14:14:28


66454444434F78434E4F592A0 wrote:
I called the dealership today. They said the 2013 has not changed.  It is still a carb bike not EFI.  



Terrific!  Thanks for the info.

Title: Re: 2013 Suzuki S40! Fuel injected?!
Post by misterbbq on 09/29/12 at 15:15:15

i'd like to see a 650+ tu series bike.  the little 250 is pretty nice and the fuel injection seems to work pretty well (i only have 2 days on one at msf class, but thought man this would be great with a larger displacement engine in it).

Title: Re: 2013 Suzuki S40! Fuel injected?!
Post by misterbbq on 09/29/12 at 15:18:01

though i guess the vstrom and/or sv650 fill that niche of a standard with a larger engine.  please ignore me.

Title: Re: 2013 Suzuki S40! Fuel injected?!
Post by justin_o_guy2 on 09/29/12 at 23:20:47


17343535323E09323F3E285B0 wrote:
I called the dealership today. They said the 2013 has not changed.  It is still a carb bike not EFI.  




Yea,,, & who told ya that? Huhh? The Gene Yuss who thinks you mite have a peenched cable>?
REally, Hon, do you think your dealership has any credibility? Theyve proven they dont know hoot about the Savage, hadn they?

Im just tossin stuff out, bein a pest.,. Im not hatin on you.. I promise,, Im all on your side,,

Title: Re: 2013 Suzuki S40! Fuel injected?!
Post by ColoS40Girl on 09/30/12 at 10:03:25


3D2224233E3908380830222E65570 wrote:
[quote author=17343535323E09323F3E285B0 link=1348686729/30#33 date=1348949106]I called the dealership today. They said the 2013 has not changed.  It is still a carb bike not EFI.  




Yea,,, & who told ya that? Huhh? The Gene Yuss who thinks you mite have a peenched cable>?
REally, Hon, do you think your dealership has any credibility? Theyve proven they dont know hoot about the Savage, hadn they?

Im just tossin stuff out, bein a pest.,. Im not hatin on you.. I promise,, Im all on your side,,[/quote]


You are too funny! I called the same dealership but talked to the sales department not the service department.  He actually got online (I could tell) and said it was the same.  That a side, do you really think an EFI would cost the same as a carb bike?  I doubt it.  They would have to add more than just $100 to the 2012 sales price.  Just my two cents.

Side note:  I love EFI bikes. No hassles to start it. Two minutes warm up and go.  I told myself that I would never buy another carb bike because of the difference.  However, when I had a chance to buy my S40 I went for it.  I like to size and weight of the bike.  If they were to make it an EFI it would be a great little bike.

Title: Re: 2013 Suzuki S40! Fuel injected?!
Post by NicholasTanguma on 09/30/12 at 13:18:38


0E2D2C2C2B27102B262731420 wrote:
Side note:  I love EFI bikes. No hassles to start it. Two minutes warm up and go.  I told myself that I would never buy another carb bike because of the difference.  However, when I had a chance to buy my S40 I went for it.  I like to size and weight of the bike.  If they were to make it an EFI it would be a great little bike.



I tend to agree.  I think the only reason we luddites on this forum prefer the carbie is because of hot rodding--we like the ol skool nature of the LS650 and the ol skool ways of hopping it up for speed.  You'll get no hate for EFI from me.

Title: Re: 2013 Suzuki S40! Fuel injected?!
Post by gerald.hughes on 09/30/12 at 13:29:09

There is also the matter that many of the members of this board have re-jetted their carbs for various reasons, such as changes in mufflers, and altitude.  You can remap an injected machine, but it takes more hardware and software than most of the people on this site can muster.  Re-jetting a  carb is not a big deal, and can be done by almost anyone on this site.

Title: Re: 2013 Suzuki S40! Fuel injected?!
Post by Drifter on 10/01/12 at 06:42:28

New triumphs have fuel injection that look like carbs to get the traditional look....suzuki probably did the same thing.

Title: Re: 2013 Suzuki S40! Fuel injected?!
Post by Spamy on 10/01/12 at 11:00:56

I hate the throttle response of fuel injected bikes. Its like a on/off switch. It gets really irritating.

Title: Re: 2013 Suzuki S40! Fuel injected?!
Post by Serowbot on 10/01/12 at 11:07:03

FI is great until it breaks... http://suzukisavage.com/yabb2.2/Templates/Forum/default/cry.gif...

Title: Re: 2013 Suzuki S40! Fuel injected?!
Post by srinath on 10/01/12 at 14:51:39


6D7B6C71697C716A1E0 wrote:
FI is great until it breaks... http://suzukisavage.com/yabb2.2/Templates/Forum/default/cry.gif...



You do know FI is a whole lot cheaper to replace right ... cos the fleabay is full of bikes that have crashed and have intact FI systems.
I bought GSXR ones for 25 bucks.
Cool.
Srinath.

Title: Re: 2013 Suzuki S40! Fuel injected?!
Post by rfw2003 on 10/01/12 at 15:49:24


3C2A3D20382D203B4F0 wrote:
FI is great until it breaks... http://suzukisavage.com/yabb2.2/Templates/Forum/default/cry.gif...

if you have the right tools, FI is actually easier to diagnose and fix then a carbed version.  

Myself I'm still on the fence though if I wanna do an EFI on the savage.  I mean it can be done for not much more or possibly even cheaper then buying Lancers carb upgrade.

Plus the side benefit to the kit I found is that you could also adjust the ignition timing curve.

R.F.

Title: Re: 2013 Suzuki S40! Fuel injected?!
Post by ls650v on 10/02/12 at 02:01:30

I don't see where the Suzuki site says fuel injection.  Under Specs - Ignition it says "Electronic ignition (transistorized)".  That does not mean fuel injection, it means nothing has changed.

Title: Re: 2013 Suzuki S40! Fuel injected?!
Post by PerrydaSavage on 10/02/12 at 03:17:20

So Suzuki initially posted up on the website specs for the S40 that the 2013 model was equipped with EFI ... only to retract that a few days later and state that the Bike remains carburated??

As we say here in Newfoundland, "Do they know what the frig they're at?"

Sad ... EFI might have bought the LS650 a new lease on life ... I fear that if it remains carburated then the model gets a stay of execution at best ... :(

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