Author Topic: kdx transmission info needed  (Read 13442 times)

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Offline dirk_411

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kdx transmission info needed
« on: September 17, 2013, 10:23:58 AM »
Im on a side project for my tecate 4 quad.  Are there any kdx model year that had a 6 speed transmission?  And also what years interchange?  Im only concerned with 1980's era

Offline sandblaster

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Re: kdx transmission info needed
« Reply #1 on: September 17, 2013, 10:43:38 AM »
If nobody knows off the top of their head you can go here:
http://www.partzilla.com/parts/search/Kawasaki/ATV/parts.html
Click on the part number and it will show you the interchange for that specific part.
Look up the shafts and the gears and you'll know what all will fit...
The four stroke engine: That's one stroke for producing power and three for wearing the engine out.

Offline dirk_411

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Re: kdx transmission info needed
« Reply #2 on: September 17, 2013, 11:31:19 AM »
I checked it out and those type of sites dont serve a purpose when your dealing with the tecate 4. I dont think the engine had enough production time. Anyways

If you could let me know which kdx250 bikes are 6 speeds from the 80's and if any model years are directly interchangeable that would be a huge help.  Ive recieved  enough info to feel confident that its been done by some old school lads out on the west coast.  Im getting the info through guys that back in the day learned from the old knocks.





If nobody knows off the top of their head you can go here:
http://www.partzilla.com/parts/search/Kawasaki/ATV/parts.html
Click on the part number and it will show you the interchange for that specific part.
Look up the shafts and the gears and you'll know what all will fit...

Offline sandblaster

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Re: kdx transmission info needed
« Reply #3 on: September 17, 2013, 11:35:27 AM »
What year is your Tecate?
The four stroke engine: That's one stroke for producing power and three for wearing the engine out.

Offline motopunk

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Re: kdx transmission info needed
« Reply #4 on: September 17, 2013, 09:10:56 PM »
the tecate engines always looked like kx and kdx-engines  and they all are 5 speeds ... only the kx and kdx 125 , 175 and 200 are 6 speed, as far i know ..

which year and how much gears is your tecate?? 
big 2 stroke bikes are weapons for real men, who donīt fear death or devil. ;O)
ī83 kx250, ī87 kx250 (with 360 big bore), 87 kx500, ī93 kx500 sfc

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Offline dirk_411

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Re: kdx transmission info needed
« Reply #5 on: September 17, 2013, 09:19:41 PM »
The T4 was only made 87-88 and they are 6 speeds.    Odd,  I just found technical data and hat says the 1980 kdx250 is a 6 speed.  Once I determine which if any kdx from the 80's were 6 speeds, those will be the bikes I will start to look at ratio #'s and go from there.

Offline motopunk

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Re: kdx transmission info needed
« Reply #6 on: September 17, 2013, 10:00:41 PM »
i dont think that the older gears will fit to the newer engine...  but you should try it ...  8-)
big 2 stroke bikes are weapons for real men, who donīt fear death or devil. ;O)
ī83 kx250, ī87 kx250 (with 360 big bore), 87 kx500, ī93 kx500 sfc

---  www.der-motopunk.de.tl  ---

Offline The Flyin Hawaiian

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Re: kdx transmission info needed
« Reply #7 on: September 17, 2013, 11:44:32 PM »
The KDX250 had a 6 speed up to 84, That was the last year for it in the states until the 91-94 watercooled KDX250 came out. I had a 84 KDX250. Totally differant bottom end than the Tecate but who knows it may work. The Tecate trans was actually offered in kit form as a wide ratio kit for the 85-? KX250s for those that wanted to convert them for offroad use. I had a wr 4th and 5th in my 86 KX250. The ignition/lighting coil/flywheel from the Tecate was also offered as a kit for the KX250.
A couple of 03 and 04 KXs, a few YZs, 3 PE 400s, a DR and a TS.

Offline dirk_411

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Re: kdx transmission info needed
« Reply #8 on: September 18, 2013, 04:26:48 AM »
Your confusing the tecate 3 with the machine I have wihich is the atv kxf tecate 4.  The tecate 3 was able to interchange tranny gears with some of the kx250's.  The tecate 4 tranny is completely different from the tecate 3/kx250's. 

Flyin Hawaiian sounds like you may have verified what I needed to know.  Your telling me if I were to buy a 1980 kdx250 tranny it has 6 gears correct?   That will be my starting point.  I was pointed in the direction of early to mid kdx's without being told specific years.  I believe based on what your saying early to mid would essentially be 1980-84 for the simple fact that they share the 6 speed gears. 

Remember lads.  Not to be confused with the kxt250 tecate 3.  There are virtually no similarities between the T3 and T4.  The kits that flyin Hawaiian speaks of were deff for the T3 not the T4,  that I can personally verify.



The KDX250 had a 6 speed up to 84, That was the last year for it in the states until the 91-94 watercooled KDX250 came out. I had a 84 KDX250. Totally differant bottom end than the Tecate but who knows it may work. The Tecate trans was actually offered in kit form as a wide ratio kit for the 85-? KX250s for those that wanted to convert them for offroad use. I had a wr 4th and 5th in my 86 KX250. The ignition/lighting coil/flywheel from the Tecate was also offered as a kit for the KX250.

Offline sandblaster

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Re: kdx transmission info needed
« Reply #9 on: September 18, 2013, 09:09:33 AM »
If you want to check out which years and models have 6 speed boxes, go to the link I sent you and look at the trans for the different years and makes.... If they have a 6th gear you have another place to look. If they only have 5 gears, move on  :-)
The four stroke engine: That's one stroke for producing power and three for wearing the engine out.

Offline motopunk

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Re: kdx transmission info needed
« Reply #10 on: September 18, 2013, 06:31:47 PM »
Your confusing the tecate 3 with the machine I have wihich is the atv kxf tecate 4.  The tecate 3 was able to interchange tranny gears with some of the kx250's.  The tecate 4 tranny is completely different from the tecate 3/kx250's. 

Flyin Hawaiian sounds like you may have verified what I needed to know.  Your telling me if I were to buy a 1980 kdx250 tranny it has 6 gears correct?   That will be my starting point.  I was pointed in the direction of early to mid kdx's without being told specific years.  I believe based on what your saying early to mid would essentially be 1980-84 for the simple fact that they share the 6 speed gears. 

Remember lads.  Not to be confused with the kxt250 tecate 3.  There are virtually no similarities between the T3 and T4.  The kits that flyin Hawaiian speaks of were deff for the T3 not the T4,  that I can personally verify.



The KDX250 had a 6 speed up to 84, That was the last year for it in the states until the 91-94 watercooled KDX250 came out. I had a 84 KDX250. Totally differant bottom end than the Tecate but who knows it may work. The Tecate trans was actually offered in kit form as a wide ratio kit for the 85-? KX250s for those that wanted to convert them for offroad use. I had a wr 4th and 5th in my 86 KX250. The ignition/lighting coil/flywheel from the Tecate was also offered as a kit for the KX250.

all engines of tecate 3 are optical same like the older kx/kdx 250īs that were produced over the years...
 tecate4 engine has the 88-91 kx250 cylinder  and changes in the bottom end with diferent clutch-actuation and a anti-vibration-shaft in front of the crank... but a diferent crank-case is no point to say that the trannies also are much diferent... its possible that in the tecate4 is installed the old 6speed of the earlier kdx250...
i say it again, its worth a try...  :mrgreen:
big 2 stroke bikes are weapons for real men, who donīt fear death or devil. ;O)
ī83 kx250, ī87 kx250 (with 360 big bore), 87 kx500, ī93 kx500 sfc

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Offline dirk_411

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Re: kdx transmission info needed
« Reply #11 on: September 18, 2013, 09:34:22 PM »
Exactly.  It wont be a quick process but a winter project none the less

Offline dirk_411

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Re: kdx transmission info needed
« Reply #12 on: September 19, 2013, 03:48:29 AM »
A kawie dealer told me this morning that no kdx250 had a 6 speed.   Im confused.  Flyin Hawaiian says 6 and I found info on the net that says 5 & 6.   Does anyone actually know?  Getting way to many answers to conclude anything.  I tried to open the fiche. Can't likely my android.   
« Last Edit: September 19, 2013, 04:08:52 AM by dirk_411 »

Offline sandblaster

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Re: kdx transmission info needed
« Reply #13 on: September 19, 2013, 06:54:00 AM »
No offense to your Kawi dealer but I believe he is mistaken.
Tell him to look up a 81-84 KDX250 and count the gears...
This is what my research shows...
80 KDX250 5 speed
81 KDX250-B1 KDX250 6 speed
82 KDX250-B2 KDX250 6 speed
83 KDX250-B3 KDX250 6 speed
84 KDX250-B4 KDX250 6 speed
91 KDX250 5 speed
92 KDX250 5 speed
93 KDX250 5 speed
94 KDX250 5 speed
The four stroke engine: That's one stroke for producing power and three for wearing the engine out.

Offline motopunk

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Re: kdx transmission info needed
« Reply #14 on: September 19, 2013, 07:10:43 AM »
you could look and compare it here in the oem-partslists .  :wink:

www.cmsnl.com  ... 


and agreed with sandblaster...  there are no much kawasaki dealers, that know much about the old aircooled kawasakis...  they sell and repair the newer bikes...  at this point i can say that my local kx-dealer is often stunning when i give him an order with parts-numbers, that he couldnt find. for example my 86-kx500 motor   the dealer has microfishes only from 88 and newer...  :roll: 
big 2 stroke bikes are weapons for real men, who donīt fear death or devil. ;O)
ī83 kx250, ī87 kx250 (with 360 big bore), 87 kx500, ī93 kx500 sfc

---  www.der-motopunk.de.tl  ---