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Home > Help Needed / General Tech Chat > Missing Valve Seats?

mattyc33

33 Posts
Member #: 3415
Member

Herne Bay, Kent

Hi there chaps,

I have just bought a 12g940 Turbo cylinder head from a well known guy in the mini racing scene. Its got the standard size metro turbo valves and enlarged chambers.

I was told it was a good head in good condition, It was missing a couple of valves which didnt bother me as i have a set of standard turbo valves in good condition (covered about 600 miles since new).

He said i needed to remove the old valves and lap in the set that i have so i got home and set about removing the old valves ready for my set to go in, but on closer inspection its clear that there are vavle seats in cylinders 4,3 and 2 but deffinately no seats in cylinder 1. (i have some pictures but can't upload them at the moment)

so I was a little dissapoited to find out that it wasn't just a case of 'lapping in the valves'.

I only paid £100 fo the head so not too bad. Can anyone recomend someone good to insert some valve seats around the Kent area (swift tune?) also how much am i looking at to get set of valve seats inserted?

Thanks in advance...*smiley*


mossy2a

389 Posts
Member #: 9751
Senior Member

Derbyshire

Hi,

too far away for you i know but i have just had some seats put into my turbo head roughly 2 months ago at a price of roughly £15 per seat, this was total price of them cutting the head, inserting the seat and cutting the 3 angles back into the seat. Peter Burgess in Derbyshire did this for me, looks good. not ran the motor yet though.


BENROSS

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9812 Posts
Member #: 332
Resident Cylinder Head Modifier

Mitsi Evo 7, 911, Cossie. & all the chavs ...... won no problem

If you want? I can have. A look at your head for you, maybe the seats have fallen out For some reason ?

And the head may be scrap! But I carry some slightley over size seats...... please pm if you want.






mattyc33

33 Posts
Member #: 3415
Member

Herne Bay, Kent

Benross you have a PM.....


mercenary62

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641 Posts
Member #: 9937
Post Whore

somewhereintheuniverse near selkirk scotland

id have it crack tested mate b4 going any further

give em hell


Brett

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9502 Posts
Member #: 1023
Post Whore

Doncaster, South Yorkshire




On 13th May, 2012 mercenary62 said:
id have it crack tested mate b4 going any further


yes dont port out 5 ports then cut 3 combustion chambers to find a crack in the 4th...

i spent all study leave doing that thing, cant bring my self to scrap it *happy* one big lesson learnt... buy from a pro *hehe!*

Yes i moved to the darkside *happy*

Instagram @jdm_brett


mattyc33

33 Posts
Member #: 3415
Member

Herne Bay, Kent

Yeah, Ive packed it up today and sent it off to BENROSS.

Hopefully he can do something with it!

Home > Help Needed / General Tech Chat > Missing Valve Seats?
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