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Old 4th September 2018, 21:26   #1
Sheraton
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Unhappy I think it's the end of the Road Now....

How'do folks

Not sure what i'm thinking Now.... It was all going Good - Head removal etc...


I was expecting Valve damage - I have a Brand New Cylinder Head....lol...

I even half expected the repairs i was carrying out were unnecessary - the Car has been driving well if not 100%..... lol i'm almost sorry i removed the Head Should have just fitted a new belt.


anywho - when i lifted the Head Damaged Piston Crown in Cylinder 4










I think that will be the End


I just bought New wheels too and I've a Load of Brand New Parts


Not where I expected to be tonight Was planning on changing the Camshafts etc.. over to my new Cylinder Head.


I've Gained some Experience at least - I was Having Fun Until I lifted the Head it Could be worse


Paul.
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Old 4th September 2018, 21:39   #2
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You have got to be kidding , it's a bit blurry but is there a hole in the skirt of that piston Paul??

What is the condition of the liner like?

Anyway, I have a spare turbo piston and rod which I can pull out and post it up to you if you fancy the challenge of changing one of those while you have the head off

Brian
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Old 4th September 2018, 21:44   #3
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Ouch!!!!!!!!!!!!
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Lest we forget..
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Old 4th September 2018, 22:26   #4
Sheraton
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Quote:
Originally Posted by marinabrian View Post
You have got to be kidding , it's a bit blurry but is there a hole in the skirt of that piston Paul??

What is the condition of the liner like?

Anyway, I have a spare turbo piston and rod which I can pull out and post it up to you if you fancy the challenge of changing one of those while you have the head off

Brian


Aye there is definitely Metal Missing the Shiny bit appears to be "through to the rings" ?

the Shine on the Liner is a reflection of the damaged area from the Flash i think


I haven't had a decent look at the liner - it was just getting dark I took these pics then shut shop for tonight a bit deflated



I take it there is no way of changing the Piston/Rod from above


I may take you up on the offer - How difficult can it be


I could consider getting some ramps - not sure how i'd get the Car on the ramps.... need to be Muscle Power


I'll have a wee look at the procedure involved tomorrow - I need to give my mind a rest tonight



Paul.
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Old 4th September 2018, 22:41   #5
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Brian, will that piston not be size matched to the bore, within a few thou?
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Old 4th September 2018, 22:53   #6
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Oh come on man up your are in it to deep now surely? You only need to fork out about £250 for a set of brand new genuine pistons and liners, less if you shop around https://the75andztclub.co.uk/forum/s...piston+quality

DMGRS
Less 5% with forum discount
https://www.dmgrs.co.uk/collections/...00790-rover-mg

Last edited by Lovel; 4th September 2018 at 23:00..
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Old 4th September 2018, 23:30   #7
Sheraton
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I'm honestly not sure what i'll do

MOT is up tomorrow - I was hoping I'd have the Car back running for Thursday maybe get an MOT done by Monday......lol.....

Technically I am on Private Land so I should be able to SORN the Car.

I am still just Parked at the end of my street tho - If I had even a driveway it would be a whole lot easier to leave things dismantled/unattended




Paul.
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Old 5th September 2018, 07:24   #8
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Quote:
Originally Posted by Comfortably Numb View Post
Brian, will that piston not be size matched to the bore, within a few thou?
Yes, they are graded Andrew, however there is nothing stopping Paul changing the liner that comes with the piston and rod

I would approach it by dropping the sump and unbolting the big end on number 4, piston out, followed by the liner, then removing the big end shells from the original rod and fitting those to the "new" rod.

The new piston and liner can then be refitted to the block.......not ideal but considerably better than the one that is currently fitted.

If I were doing this on the bench, I would be tempted to go with a new set of pistons and liners as suggested by Gary, but in a car park outside, the less disturbed the better.

Paul will need to arrange a system to clamp the remaining liners in order that the engine can be rotated to a position where the bolts can be accessed on that particular big end bearing.

Brian
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Old 5th September 2018, 10:25   #9
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I've slept on it and currently i'm of the mind to get rid


I don't NEED a Car - and at this stage the enjoyment of tinkering has gone - I'm not comfortable working UNDER the car at the end of the street


I'm not even sure how to go about getting rid - there are a couple of parts worth salvaging - Front Suspension assemblies mainly.



to add insult to injury I received a couple of parcels today just some Copper Washers and Socket Adaptors ......lol

today i'm switching off - and i'm going to repair my cracked Window Sills




Paul.
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Old 5th September 2018, 10:38   #10
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Could someone localish let you use their driveway? Maybe give you a tow there? Seems a shame really when you were willing to have a go. I'd let you use mine but it's a couple of hundred miles away. Good luck
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