Thread: Carbon buildup on intake valves
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Old 09-23-2021, 11:43 PM   #7
Biggumzzz
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Quote:
Originally Posted by NoHaveMSG View Post
Blowby or bad pcv.
I had a compression test done on the engine a couple weeks ago. I got 215 and 210 psi on all 4. So I think blowby is out of question?
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