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Re: New exhuast - painting

Posted: 25 Dec 2013, 08:04
by StuM
Thanks Kev.

Re: New exhuast - painting

Posted: 25 Dec 2013, 11:56
by jason k
kevtherev wrote:both.
I believe one was on a van as it was on a dyno. by coinsidence.
not massive power loss..but it certainly did not help.
The worst thing about them is the alarming rate of rotting

mine kev!
throughout the rev rang it was causing a harmonic imbalance, binned it for a stock one and made 4bhp!!

Re: New exhuast - painting

Posted: 25 Dec 2013, 13:01
by kevtherev
I dint like to say you fitted a lemon.. :D

Re: New exhuast - painting

Posted: 25 Dec 2013, 17:21
by jason k
Its all a learning curve Kev!!

My first van was a very steep and expensive learning curve!!!

Re: New exhuast - painting

Posted: 27 Dec 2013, 21:46
by biker1981
hmmmm.... maybe I will send mine back.

thought I was buying an improvement :(

Re: New exhuast - painting

Posted: 27 Dec 2013, 22:57
by jason k
Nope! Stock box flows well to 100 bhp or so.

Ditch the power robbing heat exchangers if you want more grunt

See turbo Thomas for replacement j tubes.

Re: New exhuast - painting

Posted: 27 Dec 2013, 23:10
by AdrianC
jason k wrote:Nope! Stock box flows well to 100 bhp or so.

North of that for the late-style watercooled system. 112bhp from the factory from DJs.

Re: New exhuast - painting

Posted: 28 Dec 2013, 09:59
by jason k
Good ppint, i should clarify We're talking early systems here as the empi only fits Aircooled or pre 85 systems.

Personally I was talking air cooled where my dyno experience with these empi piles of poo lay!