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So a poorly zed in for a cambelt + other work, the cambelt was tacked first as clearly the cam end seals were leaking as escaping oil had run down the front of the engine and covered the alternator etc. nothing too bad however whilst in there I did discovered a few Kodak moments........

 

So once stripped down it seems the belt was not that old looking, however it was very oily from the cam end seals as I expected, however the run of the belt was not to good especially over the lower right hand pulley, closer inspection shows the pulley had been replaced by pressing a new one, however it was on too far and the belt had been running over the pulley by 4 mm or so......not nice.

 

damaged pulley.jpg

 

You can see witness marks on the pulley leading edge where the bearing has been changed over on the adapter without the correct tools.

 

dp below.jpg

 

So moving on, a nice clean (new? ) belt tensioner was in place but set completely incorrect, a similar case last week was highlighted for the same reason, little point of setting it in the closed position??

 

belt adjuster.jpg

 

 

So onto the belt itself, if there are still any doubters out there ( sincerely hope not ) the argument for my campaign against non genuine belts is clearly highlighted by this unbranded item, when compared to the genuine Nissan item the belt quality and structure is much superior on the genuine one, given the belt lacked any timing marks I made a tooth count and compared the two belts and although only slight the difference was significant over the 5 timing marks it was enough to be of concern, maybe why the cas unit is so far over?

 

belt difference.jpg

 

 

cas.jpg

 

Of course I having a vested interest but I cannot stress enough cam belts change on a Z32 needs to be done by someone familiar with them.

 

 

Jeff TT

 

 

 

 

 

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Edited by JeffTT
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Excellent thread Jeff a lot of information provided especially as I will be looking at having my belt changed next month.

  • Author

Yes cool glad to help, I will continue tomorrow with the job and take more pics when doing the cam end seals too.

 

Jeff TT

On the last picture where you have got advanced setting to achieve 15°. Is that meaning its advanced further than it should be?

Membership No 0780

INSURANCE GOOFA

Datascan, Conzult, ECUTalk and a few others

I have all the rare bits you can't find :tongue::tongue:

 

  • Author
On the last picture where you have got advanced setting to achieve 15°. Is that meaning its advanced further than it should be?

 

Yes the cas unit position shown is how it came in, assuming this had been set at a strobe light tested 15 deg btdc then it is not in the middle of the adjustment slots, and appears to be in a + position ie advanced, one warning though sometimes cas units can be less acurate than we would like and on occasions even with a belt installed correctly the center position is not always possible, however this is more likely with a non genuine belt, or of course an incorrectly fitted belt.

 

Jeff TT

Yes cool glad to help, I will continue tomorrow with the job and take more pics when doing the cam end seals too.

 

Jeff TT

 

LOL - great tech thread as ever matey.... And one can clearly see you're getting into sunshine mode Jeff....:wink:

 

All the best my friend,

 

Richard:thumbup1:

I have something to say............ It's better to burn out than to fade away..... :tt2:

Now we know why its best to take you pride and joy to someone who knows what there doing. Peace of mind makes all the difference in having not to worry about it.

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