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Wastegate chatter?

Hi,

 

I have heard what i think they call wastegate chatter on some cars when chaging gear and to me i think it sounds better than ya standard whooosh noise from your dumpvalve.

 

Does anyone know is it possible to achieve this sound on a 91 UK 300zx TT, would you just need to upgrade the Wastegate or does it involve more than this? The car in question is completely standard.

 

Tnx,

 

Dan :cool:

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im having these fitted shortly, sure does give u the horn

 

smc_french%20horn.gif

 

now that exhaust aperture is just obscene - i'de be a bit worried about the intake though :rofl: :rofl:

 

Regards,

 

alex

PMSL Old man ehh :mac1: Alex yours look stock compared to mine :rofl: :tongue: :D

 

attachment.php?attachmentid=3830

  • Author
PMSL Old man ehh :mac1: Alex yours look stock compared to mine :rofl: :tongue: :D

 

attachment.php?attachmentid=3830

 

 

What kind of power increase you looking at with those turbos? or is it more the fact they can handle a higher psi if you get chipped up?

Oh and while Mac is breaking the sound barrier,Alex has died of carbon monoxide fumes :rofl: :slap: :tongue:

PMSL Old man ehh :mac1: Alex yours look stock compared to mine :rofl: :tongue: :D

 

yours looks over large and laggy to me - i was looking at the pentroof specs today and they even shoehorn the 18g wheel into the 6cm2 housing

 

mind you i really like the way the GT25RS is looking. i can see me changing again in 6 months

 

p.s how are you going to throw anyone in the lake when your tucked under you tartan blanket with your cocoa?

 

Regards,

 

alex

What kind of power increase you looking at with those turbos? or is it more the fact they can handle a higher psi if you get chipped up?

 

At least 50 more than old man alex LMAO:D

What kind of power increase you looking at with those turbos? or is it more the fact they can handle a higher psi if you get chipped up?

 

mac should be topping 600 - i'm hoping for 530-550

At least 50 more than old man alex LMAO:D

 

 

yes ian, but reactions get so slow when you reach your age that you need the extra 50hp to catch up :tongue:

 

Regards,

 

alex

I dont know why you need to mod all that, as mine makes that sound with just a Stilllen Induction Kit and Dump valves. If you catch lifting off the throttle just right i get the wastegate noise then the big woooshhhh dump. :dance: :dance:

 

I thought the Induction kits helped make this noise.

 

Cheers

 

Ant :p

yes ian, but reactions get so slow when you reach your age that you need the extra 50hp to catch up :tongue:

 

Regards,

 

alex

 

Dont kid yourself Alex old chap :rofl: Alex= Lakebound with the baboon:D :rofl:

I'm going for 500RWBHP too. :)

I'm going for 500RWBHP too. :)

 

Yea dont foget Jezz and his fanta conversion:D;)

 

progate-48-kit.jpg

Dont kid yourself Alex old chap :rofl: Alex= Lakebound with the baboon:D :rofl:

 

you gotto catch me first grandpa - you wanna borrow chunks'

 

attachment.php?attachmentid=4644

you gotto catch me first grandpa - you wanna borrow chunks'

 

attachment.php?attachmentid=4644

 

That looks like your candy apple red to me :rofl: :rofl: :rofl: :tongue:

Yea dont foget Jezz and his fanta conversion:D;)

 

progate-48-kit.jpg

 

damn - does that really make a difference ???

 

why have i just spent £18K ??

 

Regards,

 

alex

That looks like your candy apple red to me :rofl: :rofl: :rofl: :tongue:

 

i never noticed that :dance: :dance:

damn - does that really make a difference ???

 

why have i just spent £18K ??

 

Regards,

 

alex

 

You would get alot of fanta cans for 18k :shock: :shock: :shock: :rofl:

Lol. :d :d

jez - i didnt know you were building a monster - what is the spec?

 

Regards,

 

alex

rods, pistons, cams, solid lifters, pulleys, 950cc injectors, 600bhp t3/4 hybrid turbo, manifold, Aeromotive FPR, -8 fuel lines, WG obviously and a load of other stuff I have or will make up along the way.

rods, pistons, cams, solid lifters, pulleys, 950cc injectors, 600bhp t3/4 hybrid turbo, manifold, Aeromotive FPR, -8 fuel lines, WG obviously and a load of other stuff I have or will make up along the way.

 

Respect for the 300zx baby sister :bow: :bow: :bow:

 

Jezz do you think she will be faster than the Simon Norris one?

rods, pistons, cams, solid lifters, pulleys, 950cc injectors, 600bhp t3/4 hybrid turbo, manifold, Aeromotive FPR, -8 fuel lines, WG obviously and a load of other stuff I have or will make up along the way.

 

 

950cc injectors ?? fook is there such a thing ? - makes my 555's seem small - best of luck - when are you going to get it ready by? i would love to see it

 

what is stock about 200bhp? 3 times stock would be seriously impressive

 

Regards,

 

alex

  • Author
I dont know why you need to mod all that, as mine makes that sound with just a Stilllen Induction Kit and Dump valves. If you catch lifting off the throttle just right i get the wastegate noise then the big woooshhhh dump. :dance: :dance:

 

I thought the Induction kits helped make this noise.

 

Cheers

 

Ant :p

 

Did you import your stillen induction kit straight from stillen or get it in the UK, if so where? Also what dump valves you running?

 

Cheers,

 

Dan.

Mac, I'm not sure about that as that already has 516@hubs and is always progressing. To get somewhere near it would be nice though.

 

Yeah there is such a thing, I have 560's now but they aren't going to be up to the job. I've jsut sold a set of 720's today, but Richie was running 91% duty on 1000cc jobs when he made those power runs.

Don't forget I have 2 cyls less. :)

 

When is it going to be ready???

Mmmm that's one of those unanswerable questions LOL.

I've got most things on order now, have to do some headwork and probably have to build a gearbox.

But there will be undoubtedly some more dev work to do along the way.

 

They are 166 stock. :)

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