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ja32953

here's a more detailed statement to my problem(kinda long)

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ty,..oh...btw,..i had a friend follow me today...hes said when i first start it its a white-ish smoke...then it goes away a bit,..then he followed me...said that its only smokes a lil while driving,..but when i get on it its starts out white-ish then turns into darker smoke

ok,...also,..i have a cyberdine air/fuel gauge..it was reading in the middle,..today when i drove it,...its in the middle,...then when i go to give it gas drops to lean,...then while wot...its a lil above normal....then when shifting into 3rd...its saying lean and kinda stayed into 4th...then slowed down to idle or so...and its in the middle...wtf..lmao

it starts in the middle as like in idle,..then in wot...goes up then drops to lean,...i dont know,...i do know that my ground wire to the gauge is ghetto rigged since it was just a test spot for install,....and i have only drivin the car about 3 miles (not all at once)...when i am trying to figure things out,..remember that i have a 45k short block and internals,...with a new headgasket set(all gaskets...and ARP main and head bolt....the motor ran excellent before i pulled it from the previous car,..and since my head and intake were ported and my water pump..and things were brand new i just swapped them to this block before install

tdont know,..just hooked the gauge up...but really has not been drivin that much and has never reached over 60 mph yet,......and if i do recall,..it was not too rich,..the most it did get while testing it was 2 lines(bars from middle) into the rich area on gauge...and to my boost gauge it hit 16 psi

it only hit the middle bar and 2 into rich for a second or two,..then dropped to lean.....remember that my o2 sensor is about 2 yrs old and due to a idiot prvious owner it is welded into a pipe where cat use to be,..could the o2 be the problem for the gauge hitting lean

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Dude, the gauge does represent what is happening in the exhaust. The fact that it changes at all would indicate to me that it is ok. They don't often indicate extremes of richness but will show sudden weak mixtures. ie When you lift off between gears and the throttle closes.

 

Did you give the car plenty of time to warm up? Does it cycle rich/lean when the engine is up to temp? Do you have an aftermarket chip? SNS should go staraight to rich at WOT, all others and teh std one would cycle a few seconds before going rich. You would feel that, as the car would seem to lag your application of full throttle. It would do the same between each gearchange too.

 

I just noticed you got 16PSI, that is quite a lot of boost. I do hope you have a chip fitted to cope with the demands of that amount of air!!!!!!!!!!!!!!!!!!!!!!!! There is a good chance of you doing damage to pistons if it is running seriously weak!!

 

If you go on http://www.vwvortex.com. I am sure you'll get all teh info you need in a search without me typing stuff in. Also it will be much closer to real time as it is a Stateside based site.

 

Lay off the gas til you get it sorted.

:lol:

Gavin

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White smoke when cold could just be the engine running as it should until warmed up. 1 litre of petrol can produce up to 7 litres of water vapour (steam) when the car is still running cold.

 

 

Jim

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