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Thread: vectra sri turbo manifold gasket

  1. #1
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    Default vectra sri turbo manifold gasket

    hi this is my first post and was wondering if any 1 could give me some advice,i have a 2004 vectra 2.0t and im sure its blowing from the manifold gasket,its louder till it warms up which makes me think its not cracked but its starting to annoy me,has anyone change a exhaust manifold gasket and is it a hard job,my main worry is sheering a bolt,also will this leak effect my performance thanks

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    any help would be greatfully appreciated

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    Regular Member signumturbo04's Avatar
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    exhaust manifold gasket is an absolute pain to change, check where the cat joins the turbo as that is where mine was blowing when it was cold.

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    there is soot all over the heat shield could this have come frome where the cat boltsto manifold as it seems closer to manifold if it is where the cat meets the manifold is that easier cheers mate

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    Regular Member signumturbo04's Avatar
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    yeah thats what happens to mine the bolt holding the cat on at the bottom left rattles loose. easy to tighten with a 13mm spanner

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    cheers for info mate just went dow to it and now its cold i can feel gases from under the heat shield

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    cheers signumturbo04 as it was only you replied and alough it was not my cat bolt it was the bolt holding the turbo to the other end of the manifold cause of you i took a closer lookits now alot quiter cheers again mate

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    no problem glad i could help lol

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    Vehicle : Vectra and a Signum

    Trim : top of the line in both

    Engine : Z18XE,Z19DTH,Z20NET

    Year : 2006

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    thats a useful one to know...
    My old Signum, the animal; she now rests in pieces in several other members cars.. https://www.vectra-c.com/forum/garag...vehicle&id=200
    The wifes vec show car, started as a standard daily driver and ended up like this. https://www.vectra-c.com/forum/garag...vehicle&id=709



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    got the bolts for 20p from a local place it only had 2 holding it on,put the 2 new bolts in,(dont touch while stupidly hot)unless like me and eager to see if it works i was planning on getting gasket changed saved about £60

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