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Old 22 August 2008, 19:51
frayz
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Default Rotated inlet manifold on a newage? Anyone?

Anyone done this and more importantly, anyone done it and managed to retain the aircon?

Interested to see you pics and any issues you found along the way?

Im looking into how much work it is to do. Ive asked the guys in the US the same question but its always nice to see if anyone has done it in the UK or if i would be the first.

(Which i highly doubt)
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Old 22 August 2008, 20:17
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look out for "oldfella" ........he has / had a rotated setup on his bugeye IIRC the aircon went though !!

Shaun
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Old 22 August 2008, 20:32
frayz
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Im quite partial to my aircon in the summer, so it would be nice to keep it
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Old 22 August 2008, 21:22
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have always wondered what advantage is there from rotating the inlet?
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Old 22 August 2008, 21:25
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Frayz, assuming you are going ahead with this, will you do a project thread on it, would be very keen to watch that.
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Old 22 August 2008, 21:26
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Quote:
Originally Posted by adzer View Post
have always wondered what advantage is there from rotating the inlet?

Shorter FMIC piping = less lag
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Old 22 August 2008, 21:36
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i'm new to the whole turbo setup etc, but if i take away my tmic and fit a fmic will that cause more lag coz the front mount will be longer piping?
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Old 22 August 2008, 21:36
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why bother ??? I have never tried it as I don't want to loose my aircon. The gains are very minimal !!! I'm sure people do it as an extreme measure then think why did I bother ???

It means replacing all your APS pipework. Why not just add a bigger rotated turbo ???

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Old 22 August 2008, 21:37
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Quote:
Originally Posted by cookstar View Post
Shorter FMIC piping = less lag
Lag is totally different when your talking rotated systems

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Old 22 August 2008, 21:39
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Quote:
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Lag is totally different when your talking rotated systems

Ahh, whys that?
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Old 22 August 2008, 21:49
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Quote:
Originally Posted by cookstar View Post
Ahh, whys that?
On a bigger turbo your are going to have lag but once it comes in If you go for a really big garret I doubt you would see full boost till say nearly 5000rpm but once it did come on boost it would probably make mine seem like walking

I would think a gt35r would say make full boost on frayz's car by about 3800rpm and be running out of puff by 7000rpm

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Old 22 August 2008, 22:17
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Here's a pic of the RCMS Gobstopper



Air is pretty elastic and there's still a lot of it about

I have methanol / aquamist injection.......there are lots more interesting ways to break things before going for a rotated setup LOL

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Old 22 August 2008, 22:35
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Quote:
Originally Posted by cookstar View Post
Ahh, whys that?

On a 2ltr

I have driven a car with a td05 turbo mapped to 1.6bar peaking at 1.8/9bar, a 20g turbo mapped to 1.5bar peaking at 1.6bar. I have had a twin scroll turbo car with hyrbrid twin scroll turbo running 1.8bar peaking at 1.9bar and all these so called fast cars are very very slow as compared to a gt30r running 1.7bar As lag all depends on your gear You get in a proper power car and you don't care about lag as it's very easy to drop a gear and stay on boost

I'm sure steven darley can comment on how slow my hybrid twin scroll turbo was as compared to a proper rotated system

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Old 23 August 2008, 10:01
frayz
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Lag is goverened by the turbo making boost... its the boost response that should be better with a rotated manifold setup.

Im sure the difference is quite small but id does make foir a much cleaner engine bay with shorter pipe runs.

Why would i want bigger than a GT30 if i want as minimal lag as possible Steve? lol
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Old 23 August 2008, 10:31
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Must admit the engine bay does look a lot neater though

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