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) ) This
problem of 78cc makes consider to mill the heads to reduce the chambers
volume. But there is a concern on the seats of intake valves which can
be touched in case of excessive milling. So I decide to take measurements
of the distance between the deck surface and the valves. |
According to these data, the stock CR is about
7.85.
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Intake ports will be matched to the gaskets |
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that Doug Herbert had forgotten to send me (but not to charge on my credit card, nice isn't it?) I order him also a pair of thin head gaskets FELPRO1094 replacing the missing pair.
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) ) The
job on the intake ports is in progress, Intake becomes square and the bowls
shine... |
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by making his own tools with a bit of shrewdness. Despite the buying of a polishing set "non-dremel" (more cheap), I am not very happy with the result of the chamber polishing...
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I have to better the polishing of the intake ports and chambers of the right head. By doing, one gets some experience that makes think that the early polishings look not so done. I have also to measure the polished chambers volumes and the dome volume of the pistons H3423. |
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