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1996 LS400 Timing Belt Replacement In Progress

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Old Jul 4, 2011 | 03:32 PM
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Default 1996 LS400 Timing Belt Replacement In Progress

The Car with 210K miles

Last edited by dashan; Apr 5, 2019 at 10:04 AM.
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Old Jul 4, 2011 | 03:45 PM
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How to put multi pics in one post?
"uploading file is failed". How to reduce the JPG pic size so it could be uploaded (my original pic size is 2.3 mb)?

Thanks
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Last edited by dashan; Jul 4, 2011 at 04:06 PM.
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Old Jul 4, 2011 | 09:51 PM
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Just use photobucket instead.
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Old Jul 4, 2011 | 10:22 PM
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Can anyone please post a small write-up on how to replace the cam seals? Are there any special attentions when removing the camshaft?
Thanks
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Old Jul 4, 2011 | 10:29 PM
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Electric Scissor Jack. I bought the Made-in-China blackjack from walmart (this jack is stronger and tougher than the oem lexus scissor jack), mate it with 24mm socket, drive it with a Hitachi impact wrench. This assembly can easily raise the heavy LS4.
(anyone mind teaching me on how to post pics on the forum using photobucket?)
Attached Thumbnails 1996 LS400 Timing Belt Replacement In Progress-1.jpg  

Last edited by dashan; Jul 5, 2011 at 02:49 PM.
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Old Jul 5, 2011 | 12:14 AM
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just click on 'img code' and it will automatically put it as your copy file. then all you have to do is press 'cntl v' and it will paste it when your have clicked in the text box of your choosing.

and i must say, thats some creative thinking on the scissor jack, might have to try that.
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Old Jul 5, 2011 | 04:53 AM
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Originally Posted by dashan
Can anyone please post a small write-up on how to replace the cam seals? Are there any special attentions when removing the camshaft?
Thanks
you dont remove the shaft, just the gear on the front, and pop out the seal with a screwdriver, lube the new one and tap it in.

GO GET A SEAL, LOOK AT IT, and you can see how simple it is.
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Old Jul 5, 2011 | 05:22 AM
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Originally Posted by dashan
Can anyone please post a small write-up on how to replace the cam seals? Are there any special attentions when removing the camshaft?
Thanks
You don't need to take out the camshaft in your 96 to change the seal, that started in 98. All ya need to do is take off the camshaft pulley bolt and take off the pulley (you don't need a pulley puller) then pry out the seal. I used a paint can opening tool, (whatever it's called) b/c it had a lip on it to get in and pry out. The bolt is on there very tight, you need to stop the pulley from spinning. I put a large screwdriver through the pulley and rested it against something, I forget where, but do NOT use the valve cover as leverage, it might crack. Check out youtube to see how people pull them out. It's easy.
Why don't you just use that hydraulic jack in the pic instead of a scissor jack?

Last edited by deanshark; Jul 5, 2011 at 05:23 AM. Reason: Question
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Old Jul 5, 2011 | 11:41 AM
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Billy and Dean,
Thanks for the notes on cam seals.

Originally Posted by deanshark
Why don't you just use that hydraulic jack in the pic instead of a scissor jack?
Scissor Jack works faster than the H Jack.

Last edited by dashan; Jul 5, 2011 at 01:07 PM.
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Old Jul 5, 2011 | 11:54 AM
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Drive belt idler bearing and tensioner bearing replacement
I have some noise (like bird crying, what's the correct word?) at the serpentine belt area. After taking the belt off, I spinned the idler pulley and tensioner pulley. You will immediately know if the bearing is bad by doing that.
I bought the bearings from amazon for $2.50 a piece (part number:6203-2RS, 6301-2RS)
http://www.amazon.com/gp/product/B002BBGFJQ
http://www.amazon.com/gp/product/B002WWOQ3Q
Attached Thumbnails 1996 LS400 Timing Belt Replacement In Progress-1.jpg   1996 LS400 Timing Belt Replacement In Progress-2.jpg  
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Last edited by dashan; Jul 5, 2011 at 02:58 PM.
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Old Jul 5, 2011 | 12:04 PM
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I went to a machine shop in town. Shop owner Mike used his old and wonderful press to get the old bearings out, and put the new bearings in. I was charged $10 for the work. Another machine shop quoted me $50.
Mike got the press from his father, the press was almost 100 year old. This is not a hydraulic press. It is completely man-powered.
The pics showed Mike with his press, and the pulley on the press.
Attached Thumbnails 1996 LS400 Timing Belt Replacement In Progress-1.jpg   1996 LS400 Timing Belt Replacement In Progress-2.jpg  

Last edited by dashan; Jul 5, 2011 at 02:52 PM.
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Old Jul 5, 2011 | 12:22 PM
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Pulleys with new pressed-in bearings. Old bearings are also shown in the pic. So, a total of $18 (part and labor) got me two perfectly fine pulleys. Thank you clublexus.com and each member, I got all of my information from the forum.
Attached Thumbnails 1996 LS400 Timing Belt Replacement In Progress-1.jpg  

Last edited by dashan; Jul 5, 2011 at 02:53 PM.
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Old Jul 5, 2011 | 12:53 PM
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It is very hot outside. On my way home, I bought this ice Co and it costs me $0.63. It is good to live in a small town.
Attached Thumbnails 1996 LS400 Timing Belt Replacement In Progress-1.jpg  
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Old Jul 5, 2011 | 01:53 PM
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Dashan, you are doing a very good job and we are enjoying following you on this....
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Old Jul 5, 2011 | 04:41 PM
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I haven't seen a press like that in years, since my 'ol man had his motorcycle repair shop back in the '70s. Good 'ol man power, can't beat that.
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