head change

You should probably think about what Chris has asked you in relation to which sort of Rover P6 it is. The v8 and the 4 cylinder engines are very different...
 
a head change for the v8 isnt that difficult - I've just swapped my heads ( for sd1 ones) due to a snapped manifold bolt...

I really know very little of the 4 cylinder engine. I believe it's an OHC design so make a note of the timing before you change it is the main thing i know about... I've read some stuff about tappet preload, but i have no experience of this.

Rich.
 
hermione149 said:

Piece of piss then. Should be able to do in it less than four hours. Hardest part is the chain tensioner and not dropping it into the sump :)

TwinPlenum3500S said:
On an old Rover, probably a P6 I think it would be safe to assume mr pedantic.

There is a difference between the four and eight cylinder versions. Could explain some of the problems you'd had with your car in the past..
 
Gents! I think all our responses have been a bit aggressive and off - putting. No wonder James hasn't felt able to come and follow up his original post!

Remember he asked if there was anyone in Derby/Nottingham area prepared to keep an eye on a novice to P6's tackling a cylinder head change on a 4 pot for the first time.

The point for James is that there is lots of help here - so if he gets stuck there will be a quick response. Plus I'd suggest he reads Richard UK's blog first! Could you post a link to it for me please Richard?

James is definitely going to need a manual - Haynes or Rover Workshop - and I'd suggest the only bit he really needs to worry about is finding out how to lock the crank and get the cam locked in the right place on the head going on. Also make sure that the head going on has it's own cam set up for its own valves. Otherwise he is sure to need to set valve clearances if he uses the cam from the existing engine on the new head. My instinct from reading James' posts is that valve clearances on a 4 pot might rather test him?

Chris
 
chrisyork said:
James is definitely going to need a manual - Haynes or Rover Workshop - and I'd suggest the only bit he really needs to worry about is finding out how to lock the crank and get the cam locked in the right place on the head going on. Also make sure that the head going on has it's own cam set up for its own valves. Otherwise he is sure to need to set valve clearances if he uses the cam from the existing engine on the new head. My instinct from reading James' posts is that valve clearances on a 4 pot might rather test him?

Chris

I think they rather test everyone. I was lucky in that my dad is a fitter & turner, so we ended up making some new tappet shims on the lathe, but even so, it's not fun the first time you do that particular job!
 
chrisyork said:
keep an eye on a novice to P6's tackling a cylinder head change on a 4 pot for the first time.

Here is that start of it, not updated it for a while but loads in there including showing the head coming off.
http://www.practicalclassics.co.uk/foru ... =15&t=2784

Although once you've done one they are easy, I could whip a head off in 30 mins no probs. For a noob to these engines a helping hand is a must as I made a few mistakes with mine, like dropping the tensionor into the sump. (easy to get out though).
 
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