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Cat-less downpipe with PPP

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Old 30 May 2001, 12:55 AM
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Pieman
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Will a scoobysport downpipe plus PPP cause a blown engine? I've run a search but seems inconclusive?
Also, how much hassle is it changing pipes around, come MoT time?
Old 30 May 2001, 06:43 PM
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Pete Croney
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If we are talking about pre 01 then its tried and tested and bloody brilliant.

01 cars have not been tested yet.

They will be, as soon as we can get hold of a PPP for one.
Old 30 May 2001, 08:37 PM
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Stef
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I have a catless d/p with my PPP and Pete's right, it is bloody brilliant!

Stef.
Old 30 May 2001, 09:33 PM
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Fosters
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Seconded

my ears hurt after a trip to bristol tho'
Old 30 May 2001, 09:58 PM
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RB5SCOTT
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Pete

You can test the downpipe on my uk300 when i get it. It looks like i will have it in mid July so if you have'nt got hold of a car by then you can have mine.

Scott , speak to you soon
Old 30 May 2001, 11:26 PM
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Andy Tang
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Pieman,

I have a MY99 PPP car, with a ScoobySport Backbox, ScoobySport Downpipe, and a Magnex centre. I can only say it was stunning!!

My car was peaking at 18.1 psi and holding 17.5psi when we tested it with a select monitor (Nice cold day) The free flowing exhaust MAY get the car to overboost. I asked Mike Wood, who said it may or may not be safe, it really depends on the car, and whether it's constantly overboosting.

Since then I've also added a HKS EVC4 giving max boost of 1.18Bar/17.1psi. Strangely enough it feels more responsive and aggresive now!!

Come MOT time, I will replace the centre cat, warm up the car, then have it tested!

If I have the spare cash at the time, I will commission Haywood & Scott (makers of the ScoobySport exhausts) to make me a centre section with a high flow cat. Although no need to worry until September 2002!!

Cheers
Andy
Old 31 May 2001, 11:43 AM
  #7  
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Thanks lads – sounds like it's worth doing!
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