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Old 05-10-2022, 02:00 PM
v8volvo v8volvo is offline
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Join Date: Jun 2009
Location: Montana, USA
Vehicle: '86 745, '83 764
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Great news.

Quote:
Originally Posted by Echo1975 View Post
I wish I could say the smoke is completely gone but no, it smokes white smoke when cold. The smoke also was reduced from filling the whole workshop with smoke to having some visible smoke.

Since adjusting the timing had such an improvement already, I hope fine tuning it will make it way better.
Yep it seems like you are definitely on the right track. Although you have already made a massive improvement by doing some timing adjustment, like you said, the timing is still probably not exactly right on, resulting in the excess smoke you are still seeing. But the improvement from your initial adjustments confirms the timing was the cause of the issue.

Once you have made the final cam and injection timing adjustments using the proper instruments, that should be further reduced and the engine should run at least as clean as it did before this work. Or possibly even better than that, depending on how accurately the timing had been set before by the previous fellow.
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86 745 D24T/ZF 345k lifted 2.5"
83 764 D24T/M46 155k
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