4.2 cylinder head water holes

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Vegard
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#1 4.2 cylinder head water holes

Post by Vegard » Mon May 30, 2016 10:19 am

As some of you know, I'm in the process of removing the Str?mbergs.
Two hours work, and voila!

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So, now what?

Freeze plugs in the cylinder head? Could it be that easy?? :)

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Also. I need some new water hoses and a thermostat housing. Are these readily avalable?
On the inlet, there is also a small take off with three holes. Temp sensor?
68 1.5 FHC, 65 4.2 FHC, 72 MGB GT, 6 Minis, 71 Escort1300GT, 65 BMW Neue Klasse, 62 Volvo P1800 and a 205 GTI

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PeterCrespin
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#2

Post by PeterCrespin » Mon May 30, 2016 10:47 am

Yes, core plugs in the head, installed with epoxy preferably, since the casting has not been machined smooth for them.

The temp sender screws in after you remove the existing remains. The triangular plate is for an auxiliary carb Otter switch that works the opposite way to a fan Otter (i.e. Normally closed). The thermostat housing will need to be 3.8 E or saloon if it lines up with your header tank inlet.
1E75339 UberLynx D-Type; 1R27190 70 FHC; 1E78478; 2001 Vanden Plas

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Topic author
Vegard
Posts: 130
Joined: Sun May 26, 2013 8:47 pm
Location: Norway
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#3 Re: 4.2 cylinder head water holes

Post by Vegard » Mon Oct 24, 2016 8:14 pm

The water holes were infact machined. Bought a couple of freeze plugs on EBay, et voila. Dead easy :)
68 1.5 FHC, 65 4.2 FHC, 72 MGB GT, 6 Minis, 71 Escort1300GT, 65 BMW Neue Klasse, 62 Volvo P1800 and a 205 GTI

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ralphr1780
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#4 Re: 4.2 cylinder head water holes

Post by ralphr1780 » Tue Oct 25, 2016 8:48 am

Nice work!
Conc freeze plugs, which size or ref was needed?
I see you have opted for the Mangoletsi kit, curious to read your report once running as I am contemplating this upgrade for hopefully next spring.
Ralph
'69 OTS + '62 OTS - Belgium

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