I did recently repaired my engine YAMAHA 70 of the year 1996. The model is 70TLRU. I would measure the pressure, but I do not know the optimal or at least acceptable values . I would like some indication.
P.S.: Also what is the value of the compression ratio of my 70TLRU?
Thanks
P.S.: Also what is the value of the compression ratio of my 70TLRU?
Thanks
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