You must have give so stick to snap a m12 bolt.
Are they secondhand bolts ?
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headbolts are easy to remove. it should be easy to drill out. this is the main reason why i refuse to use stretch bolts and i always buy 12.9 bolts. works out cheaper to
On the snapped off bolt. I`d spray either WD40 or plusgas down the hole :)
see if you can get a lend of a mag drill. least then you know youll be drilling straight. chances are once you get to a 5mm bit youll be able to pick the old threads out with a tap. in the past ive welded another bolt to wear it snapped. but it all depends how much is sticking out. needs to be at least 3mm
Interesting replys peeps, im not doing the work myself, A engineering company is coming out tomorrow to remove it, So we will see what happens, i dont know how much if any Bolt is sticking out, by the looks of the length id say it pritty flush. Will let you guys know the out come.
If id had been doing this myself i think i would had weighed the car in lol,
Here's a couple of the Block, very little bore wear considering 170k fingers crossed
Attachment 24488Attachment 24489
She has a Volvo Head Gasket so presume it hasnt been done before.
how long it take you to whip the head off. doing mine in a few weeks time.
Good to see your making progress Gav :)
Well not much been going on tbh, The engineering bloke From Robertson Colchester come out and done a blinding job getting the snapped headbolt out, no thread was damaged and he said it had been broke for a while.
Attachment 24540
So with the head off and at the machine shop having the valves cleaned and reground in along with the new valve stems being fitted i made a start on cleaning the engine bay.
Attachment 24541Attachment 24542
Also cleaned up the rocker cover which had been siliconed to hell and am certainly glad we removed it as some of the oil ways were indeed close to being clogged up. This got a Good clean and paint.
Attachment 24543
Next step was to clean up and paint the inlet to,
Attachment 24544
Just waiting now for a couple of bits n pieces to turn up before the head being refitted along with a new waterpump and Timing belt kit hopefully next week :)
Will keep you peeps all informed
looking good gav :)
I can only admire your passion with cars mate,surely its gonna be one of the mintest cars on here soon.
Looking great!
what product do you you to clean the metal mate?
Looking good Gav, that'll certainly freshen up the engine bay!!