Smokes pretty bad at idle/under 2k
#1
Smokes pretty bad at idle/under 2k
It's a rebuild engine.
It has 300 miles on it.
The smoking only started once I restabbed my timing. Previously I was running lean and it would make the turbo glow under low throttle. I restabbed and got the timing dead on.
Now it smokes under 2k rpm/while iding.
It's a blueish/white smoke. My exhaust tip is very black right now.
Once I start driving it will go away.
Here is one possible culprit. The Walbro fuel pump is killing my FPR's.
I have an inline fuel guage and it says I'm doing 45-50psi constant. I have swapped FPRs trying to fix it but it did nothing.
It almost sounds like the car is missing sparks sometimes during this smoking stage. It has a rough idle at this point.
It usually takes around 5-10 seconds for the smoke to start up once idling.
If I rev up to 2k it will go away.
I am going to swap spark plugs tonight but I doubt it will fix it for good.
Any thoughts?
It shouldn't be the turbo since I have already revised the feed and drain system to restrict the flow.
It has 300 miles on it.
The smoking only started once I restabbed my timing. Previously I was running lean and it would make the turbo glow under low throttle. I restabbed and got the timing dead on.
Now it smokes under 2k rpm/while iding.
It's a blueish/white smoke. My exhaust tip is very black right now.
Once I start driving it will go away.
Here is one possible culprit. The Walbro fuel pump is killing my FPR's.
I have an inline fuel guage and it says I'm doing 45-50psi constant. I have swapped FPRs trying to fix it but it did nothing.
It almost sounds like the car is missing sparks sometimes during this smoking stage. It has a rough idle at this point.
It usually takes around 5-10 seconds for the smoke to start up once idling.
If I rev up to 2k it will go away.
I am going to swap spark plugs tonight but I doubt it will fix it for good.
Any thoughts?
It shouldn't be the turbo since I have already revised the feed and drain system to restrict the flow.
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