2.5 NAD broken belt problems

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pbaillie

New Member
Posts
6
I got a 2nd hand 2.5 NAD which I don't know the history of except it's ex-military.
It's had a broken belt replaced and put back together without doing the timing, so it still had 5 bent pushrods and wouldn't start!?!?!
When I took the head off I found little bits knocked off 2 of the tappet sliders - would this be a problem? Or do bits fall down into the sump out of the way?

Also, looking at the 5 head bolt holes down the centre, through the rocker shaft pedestals, the centre one had water in it, and 2 and 4 had oil in them. I thought maybe the gasket might have blown but it looks OK. Has anyone had this - is there a serious fault in the block somewhere? Or is the leakage just because I took out those 5 to do the pushrods before I finally removed the head?
 
I got a 2nd hand 2.5 NAD which I don't know the history of except it's ex-military.
It's had a broken belt replaced and put back together without doing the timing, so it still had 5 bent pushrods and wouldn't start!?!?!
When I took the head off I found little bits knocked off 2 of the tappet sliders - would this be a problem? Or do bits fall down into the sump out of the way?

Also, looking at the 5 head bolt holes down the centre, through the rocker shaft pedestals, the centre one had water in it, and 2 and 4 had oil in them. I thought maybe the gasket might have blown but it looks OK. Has anyone had this - is there a serious fault in the block somewhere? Or is the leakage just because I took out those 5 to do the pushrods before I finally removed the head?


Sorry m8 but im not much help when you start pullin the engine apart. But put some pics of your landy up. Lets av a look at what you got for ur money! Like to see the Ex-MOD's!
 
I got a 2nd hand 2.5 NAD which I don't know the history of except it's ex-military.
It's had a broken belt replaced and put back together without doing the timing, so it still had 5 bent pushrods and wouldn't start!?!?!
When I took the head off I found little bits knocked off 2 of the tappet sliders - would this be a problem? Or do bits fall down into the sump out of the way?

Also, looking at the 5 head bolt holes down the centre, through the rocker shaft pedestals, the centre one had water in it, and 2 and 4 had oil in them. I thought maybe the gasket might have blown but it looks OK. Has anyone had this - is there a serious fault in the block somewhere? Or is the leakage just because I took out those 5 to do the pushrods before I finally removed the head?

When my belt went i just dropped in a new set of push rods and a new belt and it away it went. It depends how much was knocked off the tappet sliders.

If they have oil in then it could be a cracked block, but i would be more inclined to think that the water and oil had got in there from the head and rocker shaft removal. look for cracks in the bores, but i doubt you will see much. Why did you need to take the head off if it had just bent some push rods?
 
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