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Home > Help Needed / General Tech Chat > engine parts assessment please!! Pic heavy

c2_mad

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hi everyone..

well after striping my engine and giving it a quick clean, i took some picture in hopes that you guys could help me figure out what's scrap, what can be used as is, and what needs to be machined.

bearings are totally shoot, so will go in the trash.




crank seems fine to me as is, but what do you guys think?







cam also seems fine to me, opinions welcome










turbo pistons, everything looks normal










con rod end caps(aren't those slots suppose to align?) as none of mine do. pretty sure bill Solis mentions it in the DVD







cam followers seems shot to me, especially the last one, its full of nicks and little craters on top as you can see in the pic





centre main strap, looks pretty good overall, but where the thrust washer goes, there are a few marks. will this cause problems?





cant see any honing marks in the bores, but everything is perfectly smooth. can i get away with just getting new piston rings, or will the only way to say for sure be to measure it?



any advice will be greatly appreciated.

thank you all*wink*


ps: the reason for taking the engine apart was that it was burning a bit of oil, just in case this info helps in the assessment of the parts.


apbellamy

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Take the block and crank to your local machine shop. They can meassure them for you and advise on regrinds/rebores. The bores look OK, so will probably just need honing to make sure the new rings seal.

On 11th Feb, 2015 robert said:
i tried putting soap on it , and heating it to brown , then slathered my new lube on it

*hehe!*


paul wiginton
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Add to that new cam bearings/followers, shells, oil pump

I seriously doubt it!


wolfie

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I dont belive striping the engine will help with power, stick to a solid colour.

Other than that i agree get the block and crank down the local machine shop for a measure and inspection.

Crystal Sound Audio said:

Why wolfie...you should have your name as Fuckfaceshithead !


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foolproof is to underestimate the ingenuity of complete fools."-Douglas Adams


Nick
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On 25th Jul, 2011 wolfie said:
I dont belive striping the engine will help with power, stick to a solid colour.




hahaha, thats brightened up a boring day in the office *happy*

On 20th Oct, 2015 Tom Fenton said:

Well here is the news, you are not welcome here, FUCK OFF.


Vegard

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What so wrong about those bearings? They look perfectly normal to me.

The rest I cannot comment on as your pictures are so awful. Macro setting next time?

On 13th Jul, 2012 Ben H said:
Mine gets in the way a bit, but only when it is up. If it is down it does not cause a problem.



c2_mad

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hi everyone..

sorry about the pictures vegard, dont know anything about photography:(

LOOOL @ wolfie

as for measuring the crank, what exactly are the going to measure? and what are the measurement meant to be?

also aren't those tabs in the con rods suppose to line up?as they are completely opposite to each other as can be seen in the third con rod picture..


John

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they are supposed to be opposite like that

If something is worth doing, it's worth doing half of.


apbellamy

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Rotherham, South Yorkshire

They will measure the main and big end journals for wear and see if they need a grind or not. main journals are 2" as standard and the big ends are 1.75". grinds are done in 0.010"

On 11th Feb, 2015 robert said:
i tried putting soap on it , and heating it to brown , then slathered my new lube on it

*hehe!*


c2_mad

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thanks for that apbellamy*wink*


apbellamy

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Rotherham, South Yorkshire

I would get the rotating assembly (crank, clutch/flywheel and damper) balanced while it's in pieces. will make it rev a little smoother. Are you getting new piston rings and/or a centre main strap?

On 11th Feb, 2015 robert said:
i tried putting soap on it , and heating it to brown , then slathered my new lube on it

*hehe!*


c2_mad

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yes i will be getting new piston rings, and centre main strap done while its in bits... not going for huge power though, maybe 130 bhp around that.

excuse my ignorance...lol but what is the damper your referring to?


apbellamy

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The pulley on the water pump end of the crank.

On 11th Feb, 2015 robert said:
i tried putting soap on it , and heating it to brown , then slathered my new lube on it

*hehe!*


c2_mad

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oh i see.. thanks for the tip. if i get a new one, should i still have it all balanced together?

cheers


apbellamy

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yes

On 11th Feb, 2015 robert said:
i tried putting soap on it , and heating it to brown , then slathered my new lube on it

*hehe!*


stevieturbo

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The engine will have been balanced at the factory. Unless you are changing components that will affect that, just leave as is.

ANd virtually everything looks totally normal there. And very little if anything wrong with those bearings.

Cam follower marks are certainly wear, but also very common. Replace the followers. No idea in camshaft condition as others say the pictures are terrible.

9.85 @ 145mph
202mph standing mile
speed didn't kill me, but taxation probably will


apbellamy

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I took a crank out of a standard MG engine and had it balanced. It was miles out and that was a low mileage standard engine...

On 11th Feb, 2015 robert said:
i tried putting soap on it , and heating it to brown , then slathered my new lube on it

*hehe!*


Sprocket

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The Factory balance is not the same as the race balance setting on my mans machine *hehe!*

On 26th Oct, 2004 TurboDave16v said:
Is it A-Series only? I think it should be...
So when some joey comes on here about how his 16v turbo vauxhall is great compared to ours, he can be given the 'bird'...


On 26th Oct, 2004 Tom Fenton said:
Yep I agree with TD........


c2_mad

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going to the machine shop today, so will see what he says and go from there....


stevieturbo

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On 26th Jul, 2011 Sprocket said:
The Factory balance is not the same as the race balance setting on my mans machine *hehe!*


I regularly spun mine to 7500rpm, and for a while with a brief bad cam choice 8000rpm.

I'm sure the balance was miles off after chopping the pistons. But it always revved smoothly and happily. I think the same crank was in use for some 80k or so. Although it's all just parked up and rusting now.

I'm certainly not saying you cannot improve on balancing. I'm just asking is it actually worth it from a cost point of view ? And then it's also finding a reputable machinist you can trust to do it.

9.85 @ 145mph
202mph standing mile
speed didn't kill me, but taxation probably will


wil_h

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I'm with Veg, I'd happily put those bearings back in. Crank looks as I'd expect.

Fastest 998 mini in the world? 13.05 1/4 mile 106mph



On 2nd Jan, 2013 fastcarl said:

the design shows a distinct lack of imagination,
talk about starting off with a clean sheet of paper, then not bothering to fucking draw on it,lol

On 20th Apr, 2012 Paul S said:
I'm mainly concerned about swirl in the runners caused by the tangential entry.


Advantage

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swifty OT, what about polishing the journals on the crank ?

Is it the way forward as in freeer rotating parts ?

What abrasive shall be used ?

Rusty by nature

On 23rd Jun, 2008 paul wiginton said:

They said "That sounds rough mate." I said "Cheers it cost me a fortune to make it sound like that!"


matty

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That bearing face on the cam looks like it has picked up a bit on the pulley end. What does the bearing look like?

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Scruffy

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On 26th Jul, 2011 apbellamy said:
I took a crank out of a standard MG engine and had it balanced. It was miles out and that was a low mileage standard engine...


Agree no worthwhile balancing ever took place at the factory.

A mate of mine had his Dad's std 60bhp Metro engine balanced just because he could and the thing ran like a swiss watchg afterwards in comparison - it was so far out as standard!

On 5th Sep, 2011 Vegard said:
I stand corrected. You should know *wink*



fastcarl

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Thank fuck someone else thinks so too,lol.

i HAVE put much worse back in over the years,


On 26th Jul, 2011 wil_h said:
I'm with Veg, I'd happily put those bearings back in. Crank looks as I'd expect.

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