20v 4age Omex supercharged

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The Knobs
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Joined: Wed Jul 01, 2009 6:11 pm
Name: Tim Price

20v 4age Omex supercharged

Postby The Knobs » Thu Oct 22, 2009 10:21 pm

Anyone got one and any info ? Looking at options of which way to go with car/engine and this may be an option so any info would be appreciated.

Where do i source a 20v silvertop complete ?

vtecmojo
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Joined: Thu Jul 02, 2009 5:05 pm
Name: Simon Winn

Re: 20v 4age Omex supercharged

Postby vtecmojo » Fri Oct 23, 2009 7:13 am

I think Raw engineering are the people you need to speak to www.rawengineering.co.uk.

The Knobs
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Name: Tim Price

Re: 20v 4age Omex supercharged

Postby The Knobs » Tue Oct 27, 2009 7:47 pm

I was hoping someone would have Justins contact with the blue s/c one. Anyway now it begins, just bought a 20v to build up for next year.

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David
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Re: 20v 4age Omex supercharged

Postby David » Tue Oct 27, 2009 7:51 pm

Great little engine, even unsupercharged. Just watch that you have a good sump -- I destroyed my 2004 Silvertop via oil surge on 1B tyres at a Hullavington trackday :(
Se7en Pervert -- by definition; I don't drive a Caterham

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Werner Van Loock
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Name: Werner Van Loock

Re: 20v 4age Omex supercharged

Postby Werner Van Loock » Tue Oct 27, 2009 8:13 pm

David wrote:Great little engine, even unsupercharged. Just watch that you have a good sump -- I destroyed my 2004 Silvertop via oil surge on 1B tyres at a Hullavington trackday :(


is the 20v sump so different from the 16v sump?
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The Knobs
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Name: Tim Price

Re: 20v 4age Omex supercharged

Postby The Knobs » Tue Oct 27, 2009 8:49 pm

I may even go whole hog with a dry sump, better see how the recession goes in the next few months :D

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David
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Re: 20v 4age Omex supercharged

Postby David » Tue Oct 27, 2009 8:59 pm

Much the best solution if you can stretch to it. I replaced the Silvertop with a "mildly modified" phase 3 4A-GE with a Raw alloy winged/windowed sump. It was fine from the point of view of surge, but it still blew oil out of every orifice (catch tank, of course, but also the dipstick) at any speed above 8000rpm. Dry sumping cured it completely.

HTH
Se7en Pervert -- by definition; I don't drive a Caterham


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