Home made Manual Cam Chain Tensioner

  • undiablo
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Home made Manual Cam Chain Tensioner

05 Mar 2013 20:31
#575505
Hi guys! I just wanted to share with you my new handcrafted cam chain tensioner for my KZ750. SteveMS, from the kz650.info forum sent me the blue prints, my greeting to him :) . I made it at my work maintenance shop (textile factory in Argentina). Please, let me know what you all think of it.

Thanks! ;)
Kawasaki KZ 750/4 LTD 1981
Kawasaki KLR 650 2011
Argentina - Buenos Aires

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  • mopguy
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Re: Home made Manual Cam Chain Tensioner

05 Mar 2013 20:49
#575512
Very nice work!! Is that the Lujan cathedral in your picture?
I have a 1980 Kawasaki KZ750 Ltd. I bought new. I recently managed to get it out of my garage after 28 years and put it on the road again (2010). I feel like a kid all over again. Since I have acquired 3 78 KZ1000 Ltd, 1 1981 KZ1000 Ltd, and another 1980 KZ750 Ltd. Love the LTD's.
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Re: Home made Manual Cam Chain Tensioner

05 Mar 2013 21:24
#575522
Yes, that`s it! Have you visited it?

I went there once I finished the Kaw to get it blessed.
Kawasaki KZ 750/4 LTD 1981
Kawasaki KLR 650 2011
Argentina - Buenos Aires

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Re: Home made Manual Cam Chain Tensioner

05 Mar 2013 21:28
#575524
Yes I was there as a kid before I immigrated to Canada, God I miss Argentina.
I have a 1980 Kawasaki KZ750 Ltd. I bought new. I recently managed to get it out of my garage after 28 years and put it on the road again (2010). I feel like a kid all over again. Since I have acquired 3 78 KZ1000 Ltd, 1 1981 KZ1000 Ltd, and another 1980 KZ750 Ltd. Love the LTD's.

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  • 4TheKZ1000
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Re: Home made Manual Cam Chain Tensioner

05 Mar 2013 21:32
#575527
Its as good or better than store bought....very nice piece.... ;)

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Re: Home made Manual Cam Chain Tensioner

05 Mar 2013 21:43
#575528
Looks Great. Let us know how it works for you.

Original owner 78 1000 LTD
Mr Turbo Race Kit, MTC 1075 Turbo pistons by PitStop Performance , Falicon Ultra Lite Super Crank, APE everything. Les Holt @ PDM's Billet Goodies . Frame by Chuck Kurzawa @ Logghe Chassis . Deep sump 5qt oil pan. RIP Bill Hahn
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Re: Home made Manual Cam Chain Tensioner

05 Mar 2013 22:17
#575533
Thanks for the compiments Street Fighter LTD and 4theKZ1000.

Mopguy, if you ever come back to visit Argentina, let me know so we can ride my KZ around.
Kawasaki KZ 750/4 LTD 1981
Kawasaki KLR 650 2011
Argentina - Buenos Aires

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Re: Home made Manual Cam Chain Tensioner

06 Mar 2013 19:06
#575696
God willing I will see my motherland once again!
I have a 1980 Kawasaki KZ750 Ltd. I bought new. I recently managed to get it out of my garage after 28 years and put it on the road again (2010). I feel like a kid all over again. Since I have acquired 3 78 KZ1000 Ltd, 1 1981 KZ1000 Ltd, and another 1980 KZ750 Ltd. Love the LTD's.

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Re: Home made Manual Cam Chain Tensioner

07 Mar 2013 15:23
#575809
I machined a set for manual tensioners for my vn700 about 2 years ago and they work great I have make some for a few people now. I saved the cnc mill program and fixture for future use. I will be making one for my kz1100 spectre. Nice work BTW.
1985 Kawasaki Vucan vn700A1
1983 Kawasaki KZ1100D2 Spectre
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  • baldy110
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Re: Home made Manual Cam Chain Tensioner

07 Mar 2013 19:02
#575852
Here is my version of a manual timing chain tensioner that I made using the stock one. I made this one in 1979 when I realized the stock one was not tightening the timing chain enough. I have used this tensioner for over 30 years with no issues.

1. Take the tensioner off the bike and dissasemble.
2. Drill a 1/4" hole on the very back.
3. Install a 6mm x 1mm helicoil in the hole
4. Find a long enough 6mm x 1mm bolt with nut and install into the heli coiled hole.
5. Re-assemble the tensioner and install on bike.
6. After you adjusted the tensioner per the manual screw in the bolt on the back of the tensioner until it starts to get tight, (do this by hand no tools.)
7. Turn the engine over using the 12mm bolt under the ignition as you hand tighten the bolt behind the tensioner.
8. Keep doing this until all the slack is out of the chain. You will know because you will not be able to turn the bolt any more by hand, again, NO TOOLS.
9. Tighten the stock lock bolt and nut on the tensioner then tighten the lock nut on the bolt you just put on the tensioner and your done.

Total cost is about $15.00 for a machine shop to install the helicoil or if you already have a kit then about .50 cents.


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Re: Home made Manual Cam Chain Tensioner

07 Mar 2013 19:42
#575855
baldy110 wrote: Here is my version of a manual timing chain tensioner that I made using the stock one. I made this one in 1979 when I realized the stock one was not tightening the timing chain enough. I have used this tensioner for over 30 years with no issues.

1. Take the tensioner off the bike and dissasemble.
2. Drill a 1/4" hole on the very back.
3. Install a 6mm x 1mm helicoil in the hole
4. Find a long enough 6mm x 1mm bolt with nut and install into the heli coiled hole.
5. Re-assemble the tensioner and install on bike.
6. After you adjusted the tensioner per the manual screw in the bolt on the back of the tensioner until it starts to get tight, (do this by hand no tools.)
7. Turn the engine over using the 12mm bolt under the ignition as you hand tighten the bolt behind the tensioner.
8. Keep doing this until all the slack is out of the chain. You will know because you will not be able to turn the bolt any more by hand, again, NO TOOLS.
9. Tighten the stock lock bolt and nut on the tensioner then tighten the lock nut on the bolt you just put on the tensioner and your done.

Total cost is about $15.00 for a machine shop to install the helicoil or if you already have a kit then about .50 cents.




we think alike :laugh: I did the same mod to my stock tensioner many years ago before the cool looking billet tensioners, not fancy but it does the job :ohmy:
2005 Kawasaki mean streak
2000 325 H.P. mcXpress turbo Hayabusa
1979 kz 1000 mk II ATP turbo
1975 Z1 960 cc Mr. Turbo
1975 Z1 1428 big block ATP turbo
1976 Kz900 1103 cc ATP turbo
1985 GS 1150E
1983 GS 1100E
1997 Suzuki Bandit 1200S
2001 Kawasaki EX 500 Ninja
1972 Honda cb750 (836cc turbo)

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  • undiablo
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Re: Home made Manual Cam Chain Tensioner

07 Mar 2013 19:48
#575857
Very clever Baldy110. Nice work too.
Kawasaki KZ 750/4 LTD 1981
Kawasaki KLR 650 2011
Argentina - Buenos Aires

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