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I don't know how far you're going in tuning your bike but I recommend that you change the spark plug wires buying a High Performance set from Nology because the OEMs dry up and leak after so many years (follow instructions carefully and join two ground straps together in one valve cover bolt and reuse the original rubber seals from the old wires in the coils). The investment will pay in performance and fuel mileage I know because I did it. As per factory specs set the idle screws 1 1/2 turns out after reaching the bottom when you go in (no tightening) plus new plugs. By the way, how many miles on your engine? I use full synthetic oil (Castrol Edge 10w30) and keep the Sight Glass 3/4" full at all times (no more). One more word of advise, no wheelies on ZX11s (those engines don't like it).

Better yet you could replace the coils, leads and plugs altogether with a set of stick coils from a zx10: a simple mod which reduces clutter and gives you a better, cleaner bang.
 
Just for the record here's the info on the stick coil mod.

The coils that work for the mod must be 5 in. long and have aprox.
resistance of 1.3-1.5 ohms ea., here's some info I got, will update.
These are the p/n's and years that work, any other may not work.

Suzuki GSXR: 1000 (01-07), 750 (01-05), 600 (01-03)
oem p/n 33410-35F10/35F00 (Denso p/n 129700-4400/4150)
4400/1.5 ohms, 4150/1.3 ohms
new aprox. $69

Kawasaki: ZX10/14 (04-07) oem p/n 21171-0005/1.5 ohms
ZX9 (99-03) + ZX12 (03-05) oem p/n 21171-1265/1286
Z1000 (03-07) + Z750 (05-06) 21171-1286
Z1000 denso p/n 129700-4580/1.5 ohms
ZX6 oem p/n 21171-1282/mitsubishi#F6T560
ZX9 denso p/n 129700-3630/1.3 ohms
ZX10 mitsu.#F6T549/560
ZG14/08(Concours) # F6T560
new aprox. $90

Honda CBR600RR 04-07(only) oem p/n 30700-MEE-641, new $39
Denso p/n 129700-4510 res. 1.5/1.6 ohms x 2 = 2.9 ohms

The cheap harness(new) to mod for ZRX, Honda p/n 32102-MEE-000,
$26 aprox. Used stick coil harness that can be modded ZX6/9/10/12/14
2K+, CBR600,929,954,1000 2k+, Suzuki 6/750/1000 2k+, some Yamaha
R6/R1 ??. the honda conn. are white BTW.

Notes, IME all these coils will work, I prefer the kawasaki, because the
seals work with little or no mod. I have run the 1.3 + 1.5 ohms in my
bike, felt no diff. All harness for the big 4(K,H,S,Y) stick coils will fit
but honda is the most available.
©REX & Shotgun

some wiring

Image



Image
 
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It is useful, I am knowledgeable on automotive I was just never into carbs. I saw the image of the zx10 cop, just send steps and I can get it done, thanks plenty.
Really , really, really easy mod.

I'd recommend a set of zx10 stick coils [specs above] as these don't need modding in any way and plug straight in. In the process you just remove the two bulky coils either side of the airbox and wire as per the diagram above & bingo.
 
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