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Cylinder compression variances
#7
Thanks all.

Following Colins' check list: The head nuts seam to be torqued fine. Four of the tappets were out by 3 to 4 thou and I have adjusted all to the correct gaps.

However, the "oil in the cylinders" compression test was interesting in that the compressions moved to 88, 82, 120 and 100 compared with 80, 70, 90 and 82 previously. 

After doing the tappets, the figures with no oil moved to 80, 70, 90 and 90. 

Whilst doing this work, I have also noticed that there is quite a bit of wet deposit in the 80 and 70 psi cylinders, even after re-setting the mixture after fitting a new jet body to solve a fuel leak. This makes me wonder if looking at the head gasket possibly expecting damage around those two cylinders is my next step?

Cheers, Rod

Apologies
Just noticed that the psi figures in last post are all back to front compared with first post. 
Duh!
Rod
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Messages In This Thread
Cylinder compression variances - by Rod Shaw - 31-12-2019, 03:38 PM
RE: Cylinder compression variances - by Rod Shaw - 31-12-2019, 05:57 PM
RE: Cylinder compression variances - by Rod Shaw - 01-01-2020, 08:46 PM

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