Z12XE Cylinder Head Opening

Help and advice section for technical questions on your Corsa.
Please check that your query hasn't already been answered in FAQ and Technical Info section.

Moderator: Octane2097

Post Reply
User avatar
Aditi
CB-Uk Newbie
Posts: 17
Joined: Mon Jul 21, 2014 8:54 am

Z12XE Cylinder Head Opening

Post by Aditi »

Hi everyone,

The timing chain in the Z12xe engine was interrupted,
Although the compression ratio of 10.1:1
Valves Collided whit the pistons - And some valaes got twisted..

I started todismantle the head, I'll Upload Photos of the process,

Image

Image

Image

Image

Image

Image

Image
User avatar
Aditi
CB-Uk Newbie
Posts: 17
Joined: Mon Jul 21, 2014 8:54 am

Re: Z12XE Cylinder Head Opening

Post by Aditi »

Camshaft seem a bid rusty!|
Valve cover face looks burnt down oil sludge..


[FONT=Arial Black]Cylinder Head Opening[/FONT]

Image

Image

Image

There is a dedicated device for catching the wave brackets
There is something the measurements of survivors locked the latch and allows him to move

Image

Image

Image
User avatar
Aditi
CB-Uk Newbie
Posts: 17
Joined: Mon Jul 21, 2014 8:54 am

Re: Z12XE Cylinder Head Opening

Post by Aditi »

Image

Image

Water crossings that appear really not good!

Image

Image

Image

Defective valves
2 of exhaust
2 of the air inlet
Their different angles, they do not come back into place until the end of the entire movement.

Image

Image

Image
User avatar
Aditi
CB-Uk Newbie
Posts: 17
Joined: Mon Jul 21, 2014 8:54 am

Re: Z12XE Cylinder Head Opening

Post by Aditi »

Image

Image

Image

Image

Image

Image

Image

Image

Image

I will be happy to know what is the role of the part?

Image
User avatar
Aditi
CB-Uk Newbie
Posts: 17
Joined: Mon Jul 21, 2014 8:54 am

Re: Z12XE Cylinder Head Opening

Post by Aditi »

Image

Image

Image

Image

I will be happy to know what is the role of the part?
Screws below were taken at high pressure..

Image

Image

Image
User avatar
Aditi
CB-Uk Newbie
Posts: 17
Joined: Mon Jul 21, 2014 8:54 am

Re: Z12XE Cylinder Head Opening

Post by Aditi »

There is someone ho can give me the measurements of the screw mounting that Locks the crank-shaft ?
Length ?

Screw appears at Number 2

Image


Also the tool that reinforce the Camshaft.. (appears at no 1):

Image
User avatar
johnny
Senior Moderator
Posts: 4875
Joined: Sun Jul 08, 2012 4:26 am
Location: Donegal,Ireland

Re: Z12XE Cylinder Head Opening

Post by johnny »

Should all be included in a locking kit from eBay or any autofactors
If it doesn't fit,
force it,
If it breaks,
It needed replacing anyway :thumbs:
User avatar
Aditi
CB-Uk Newbie
Posts: 17
Joined: Mon Jul 21, 2014 8:54 am

Re: Z12XE Cylinder Head Opening

Post by Aditi »

Blocking the EGR Valve,
is the EGR valve passages blocker Offered by eBay Appropriate ?
its Leaves one open passage.. For the Cooling Fluid
has Someone tried it ?

Image

Image

It is important to block the air duct enters the valve?

Image

Image
Post Reply