Latest shananigans

Iain@CRD

Lifer
After all my shananigans up at Crail snapping my alternator belt something else was bound to happen as bad luck always comes in pairs....

The very next day it did! Oops :haha:

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Iain@CRD

Lifer
Should have it fixed for next week now mate! rocker is awaiting for powder coating tomorrow and time to clean up the engine bay and paint the engine again! :haha: fitting these new turbo kits to customers car makes me jealous when i pop my hood!
 

Johnny_C

Lifer
you got away lucky iain,saw something similer happen to a focus at work,looked like someone when mad with a machine gun inside the cylinder,lol!
 

Iain@CRD

Lifer
No way! Near on indentical! Same shite at the bottom of the exhaust valves too and almost in the same place, size and shape lol
 

weeJohn

Lifer
I thought it was bring the nitrous in to early that did it but I am guessing you dont use that on the track? I got my injectors flow tested after and they were fine, so it must be a timing issue as all I was doing was mapping.

Its like the valve had been hit with an arc welder with the current screwed right up, shows you whats going on in there!
 

Texx

Super Moderator
More than likely the build up of ash on the back of the valve head has created a hotspot at the edge. If the hot spot gets hot enough it'll weld itself to the valve seat as the valve closes, then as the valve is pushed open again by the camshaft it breaks the welded part of the valve head off.

If your lucky the broken off part of the valve gets dislodged and fired out of the exhaust port, if your not so lucky the broken off part drops into the cylinder and smashes the shit out of everything. Hopefully it's not damaged the turbo on the way out.



Excessive ash deposits are usually caused by leaking valve guide/stem seals or from running poor quality fuels.
 

Iain@CRD

Lifer
Decided once the engine was out i was going to take the time to tidy it up and fix all the little issues i had. First step was to clean up all the contacts and ports on the head.

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Stripped all the old paint off the block in prep for the new paint!

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Rocker cover back from being powder coated

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Finished product

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Iain@CRD

Lifer
liking the rocker that looks lie a norris designs one now:)

Thanks mate, didnt realise Norris had a similar coloured one. The colour was pretty lucky as they just done a set of alloys in it.

You bringing this "thing" down on Friday homo boy? :p

Haha my worry was that the rest of your car would disintegrate and you would need a proper car to drive :haha:
 
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