navpreet318

Expert Class
one crazy 12
Posts: 192
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posted July 18, 2006 04:49 AM
crank case vent mod on an 05...elecricaly setup kleen air system...
ok people....i have a slight problem here...well you see the kleen air system on the 04-05 is an electrical one...on the 00-03 it was a vaccum based system...but now its electrical...now i don't know whether it sends a signal to the ecu or what...
i need to do the crank case vent mod....i've figured everything out....the procedure....
but the only problem now that i have is how do i ditch the electrical system...
have any of you 04-05 owners done this mod....
if yes how....
and is there no other way then a hit and trial method....
waitin....
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2005 ZX-12R,Arata Full Ti, PC3,Gillis
Rearsets,Muzzy Velocity Stacks,BMC
Race filters.One Crazy 12
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kawasabi

Expert Class
Posts: 150
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posted July 18, 2006 07:22 AM
Just unplug it all and disregard the FI light. :P
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navpreet318

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one crazy 12
Posts: 192
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posted July 18, 2006 07:30 AM
thats it...lolz....won't it do anything to the performance.....i've seen in various instances on this board and other that the ECU's a bitch.....do anything and it'll limit the performance....like limp mode.....
if its that easy i'll do it.....
by the way if i connect the main kleen air hose coming from the airbox to the crank case vent hose then what.....like if i keep the electrical air switching valve intact....then what can be the effect.....
____________
2005 ZX-12R,Arata Full Ti, PC3,Gillis
Rearsets,Muzzy Velocity Stacks,BMC
Race filters.One Crazy 12
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Y2KZX12R

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Posts: 3762
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posted July 18, 2006 11:20 AM
Edited By: Y2KZX12R on 18 Jul 2006 12:23
I recomend blocking off the air injection and seperating the crankcase vent from the airbox.
Cut the large crankcase vent hose near the airbox and plug it. Then rotate the hose from the crankcase forward. and put a k&n crankcase vent filter on the hose. now when theres ramair pressure in the airbox it doesnt stop the positive pressure in the crankcase from escapeing thru the reed valves. otherwise crankcase pressure has to try and overcome ramair pressure to get into the airbox.
The small amount of suction the header induces behind the exhaust valves will scavenge the cylinders better if air isnt alowed in thru the exhaust air injection port and it has to pull more exhaust out. You can actually get more hp from the added scavenging effect.
The negative pressure the header induces is not even close to being a high enough vacuum in either volume or negative pressure to even begin to scavenge the crankcase.
So I recomend just seperating the two and blocking off the air ports with blockoffs or plug the two inlets to the valve cover.
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navpreet318

Expert Class
one crazy 12
Posts: 192
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posted July 18, 2006 11:12 PM
alight then i'll do this...but tell me one thing...is there a special K&N filter for the crankcase vent....let me look it up....
thanks...
____________
2005 ZX-12R,Arata Full Ti, PC3,Gillis
Rearsets,Muzzy Velocity Stacks,BMC
Race filters.One Crazy 12
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Y2KZX12R

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CompetitionCNC.com
Posts: 3762
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posted July 20, 2006 02:14 AM
schnitz racing sells the one I'm using...
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VincentHill

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posted July 21, 2006 06:28 AM
Well thought out Y2K! Originally I did the Crank Case Vacuum Mod then I hooked everything bak up. Then I blocked off the Clean Air holes and will use the small FIlter for the crank case vent! I never thought about the airbox pressure!
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Made History @ Daytona and still one fast old man!!
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Gunner

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posted July 21, 2006 06:33 AM
Edited By: Gunner on 21 Jul 2006 09:44
My 12R seen 4Hp on a back to back dyno pull on the same day within 15 minutes from the crankcase mod. That was with 3 pulls to be sure if what we were seeing was actually what we were seeing. May not do the same for you but it did help my sheeet out a bit. I was surprised it did that much myself as was my dyno guy.
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psycho1122

Pro
Posts: 1608
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posted July 21, 2006 06:48 AM
I dyno tested the Exhaust suction reed valves VS. allowing the crankcase to vent to "open air" back to back.
I gained 2 h.p. from 4000 all the way to the limiter with the case being evacuated by the reed's.
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You say PSYCHO like it's a BAD thing!!
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Megabyte

Pro
Posts: 1047
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posted July 21, 2006 06:54 AM
quote: I dyno tested the Exhaust suction reed valves VS. allowing the crankcase to vent to "open air" back to back.
I gained 2 h.p. from 4000 all the way to the limiter with the case being evacuated by the reed's.
Could you please explain your vent setup. Is this the standard cfg everyone has been doing?
Thanks,
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We First make our habits and then our habits make us.
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navpreet318

Expert Class
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Posts: 192
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posted July 21, 2006 08:27 AM
can some one give a detailed explaination of the mod.....i'll try both the mods....check the real world diference between the 2.....
____________
2005 ZX-12R,Arata Full Ti, PC3,Gillis
Rearsets,Muzzy Velocity Stacks,BMC
Race filters.One Crazy 12
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VincentHill

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posted July 21, 2006 08:31 AM
quote: I dyno tested the Exhaust suction reed valves VS. allowing the crankcase to vent to "open air" back to back.
I gained 2 h.p. from 4000 all the way to the limiter with the case being evacuated by the reed's.
I also saw a few more HP with the Vacuum Mod. Now that I have the Heavy NOS, I do not want to increase the EGT which the Kelln Air System will do. But I did not think of the air Box Pressure the CC was venting into!
____________
Made History @ Daytona and still one fast old man!!
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psycho1122

Pro
Posts: 1608
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posted July 22, 2006 06:47 AM
Guys;
I Just took the case vent hose and connected it to the input of the Rubber, foam lined tube on top of the valve cover. I had to resource a fitting or two AND.....This is very important!!....
You will need to use a hose that is re-enforced. My first set up collapsed on the dyno at high RPM from the suction!
Of course you will have to plug the CC vent tube hole in the Frame/Airbox.
____________
You say PSYCHO like it's a BAD thing!!
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navpreet318

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one crazy 12
Posts: 192
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posted July 22, 2006 09:50 AM
ok....got it....and thanks for the important tip.....will try out both the mods....
____________
2005 ZX-12R,Arata Full Ti, PC3,Gillis
Rearsets,Muzzy Velocity Stacks,BMC
Race filters.One Crazy 12
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VincentHill

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posted July 22, 2006 12:16 PM
Remember if your bike is ever Dynoed with a Sniffer, disconnect the tube from the Case Vent and Plug the Tube to the Kleen Air System. It will make you look leaner than you are and mess up the tuning!
____________
Made History @ Daytona and still one fast old man!!
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navpreet318

Expert Class
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Posts: 192
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posted July 22, 2006 12:21 PM
got it...thanks....that would surely help coz here i am going to tune it up using a sniffer.....a professional one....so if i use a sniffer with the block off plates will that be ok....
____________
2005 ZX-12R,Arata Full Ti, PC3,Gillis
Rearsets,Muzzy Velocity Stacks,BMC
Race filters.One Crazy 12
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psycho1122

Pro
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posted July 22, 2006 01:13 PM
Good reminder VH
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You say PSYCHO like it's a BAD thing!!
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navpreet318

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Posts: 192
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posted July 22, 2006 01:20 PM
ok now one of them members of 12r.org is saying that the fi light is in when the air valve is just disconnected....this is bad....will have to figure something else out now......
____________
2005 ZX-12R,Arata Full Ti, PC3,Gillis
Rearsets,Muzzy Velocity Stacks,BMC
Race filters.One Crazy 12
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the_other_big_Mike

Expert Class
Posts: 152
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posted July 22, 2006 02:07 PM
I'm here !!! Here is the pic of the Kleen Air system, its clearly different than the earlier model years that I have seen pics of.......Note the white electrical plug coming out of the side of it..
____________
2005 ZX12R...
Akrapovic Full Race System, PC3, BMC Race Filters, Puig Windscreen, Helibars, Pro Grips, Clear Alternatives LED Integrated Tailight, Gilles Rearsets, Extreme Graphics Hugger, Engine Ice, Dino Hinge, Muzzy Block Off Plates..
2007 ZX14....
Puig DB windscreen, Heli Bar risers, Pro Grip gel's, Competition Werks fender eliminator....More to come of course..
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the_other_big_Mike

Expert Class
Posts: 152
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posted July 22, 2006 02:11 PM
As stated on the other site, with just the white electrical plug un-hooked the FI light came on...I'm going to call Muzzy's on Monday to place an order and will see what they know, but I'm going to be back out on the road w/out internet access for the week.......So you won't here back from me rite away.......Mike
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2005 ZX12R...
Akrapovic Full Race System, PC3, BMC Race Filters, Puig Windscreen, Helibars, Pro Grips, Clear Alternatives LED Integrated Tailight, Gilles Rearsets, Extreme Graphics Hugger, Engine Ice, Dino Hinge, Muzzy Block Off Plates..
2007 ZX14....
Puig DB windscreen, Heli Bar risers, Pro Grip gel's, Competition Werks fender eliminator....More to come of course..
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dubious

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posted July 22, 2006 02:21 PM
Edited By: dubious on 22 Jul 2006 15:26
we been unplugging the connector, and using the muzzy plates.
the fi light never comes on.... on my 14 anyway.
the 14 kleen air system does not involve the crankcase vent though, th cc vent is seperate plumbing on the 14
____________
natural selection.....
destiny will overcome intervention.
Some are not worthy of the effort.
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the_other_big_Mike

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Posts: 152
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posted July 22, 2006 02:45 PM
Edited By: the_other_big_Mike on 22 Jul 2006 15:46
I've got the plates, but did not install them yet...Wanted to see what would happen with that bastid unplugged !!! How similar do you think the two systems might be ??? I lack a plug for the airbox at the moment and just ordered the crankcase breather filter today...My bike is down with a broken rearset, so any kind of test ride is out, I was just hopeing to get a start on the project today.......
____________
2005 ZX12R...
Akrapovic Full Race System, PC3, BMC Race Filters, Puig Windscreen, Helibars, Pro Grips, Clear Alternatives LED Integrated Tailight, Gilles Rearsets, Extreme Graphics Hugger, Engine Ice, Dino Hinge, Muzzy Block Off Plates..
2007 ZX14....
Puig DB windscreen, Heli Bar risers, Pro Grip gel's, Competition Werks fender eliminator....More to come of course..
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dubious

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posted July 22, 2006 03:16 PM
Yours seems to be diff. from the 14, so the 12 guys would know better.
If they say you can gain 2 hp be tiing the vent in with the reeds...
I wouldn't leave 1/2 a HP on the table... but I'm a greedy horsepower monger, a horse theif I guess.
LOL.
____________
natural selection.....
destiny will overcome intervention.
Some are not worthy of the effort.
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the_other_big_Mike

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Posts: 152
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posted July 22, 2006 03:56 PM
I read a lot about the bike running cooler and the back fire w/after market pipe (which I get once in a while) going away when the Kleen is removed...I like the thought of the bike not being choked down with that thing...
Also, I'm not finding a crankcase breather line...
The Kleen unit in my above pic is missing the "small" line that gets plugged off on older bikes...It only has a "big" line to the airbox and the "T" to the reeds...Hopefully when I call Muzzy on Monday they can help..
____________
2005 ZX12R...
Akrapovic Full Race System, PC3, BMC Race Filters, Puig Windscreen, Helibars, Pro Grips, Clear Alternatives LED Integrated Tailight, Gilles Rearsets, Extreme Graphics Hugger, Engine Ice, Dino Hinge, Muzzy Block Off Plates..
2007 ZX14....
Puig DB windscreen, Heli Bar risers, Pro Grip gel's, Competition Werks fender eliminator....More to come of course..
|
dubious

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Needs more time to ride!
Posts: 8442
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posted July 22, 2006 05:37 PM
quote:
Also, I'm not finding a crankcase breather line...
The Kleen unit in my above pic is missing the "small" line that gets plugged off on older bikes...It only has a "big" line to the airbox and the "T" to the reeds...Hopefully when I call Muzzy on Monday they can help..
That is the same as the 14 then!
Install the plates, and plug the hose into the frame/ airbox.
____________
natural selection.....
destiny will overcome intervention.
Some are not worthy of the effort.
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