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From: JIMRHER@aol.com . . The compression numbers I gave were very general and I can be more specific here. Static compression is taken by blowing 80 lbs of air into the cylinder and measuring how much it will hold. Using a two gauge setup and a Calibrated orifice, I think you are allowed just under 50 lbs. When this was done 1 year ago I had one cylinder that read 50 and the others were higher. This time that #1 cyl. read about 40 lbs. The lowest was #6 at 24 lbs. #4 was only 44 lbs. and strangely #2, the one that I was so concerned about and the one that was the hottest and most abused so to speak, was 56 lbs. the highest of all. Also note that #6 is the front left cyl. that has the intercooler in the baffle in front of it and did have lower CHT. This, to an engineer, is a shoulder shrug, meaning even us Idiots can't answer what is happening. . I also would like any other inputs? . Jim Hergert N6XE, "An Sex Y" L4P
I wouldn't believe your mechanics gauges. I think it would be worth remeasuring with another set on gauges. -- Lorn H. 'Feathers' Olsen, MAA, DynaComm, Corp. 248-478-4300, mailto:lorn@dynacomm.ws LNC2, O-320-D1F, N31161, Y47, SE Michigan |
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