>Well, in order to try to track down the oil consumption in my new
>Midget, I performed a compression test this afternoon. The results
>are:
>
> First Test
> ----------
>
>No. 1 No. 2 No. 3 No. 4
> 160 54 50 155
>
> After adding oil to the low cylinders thru the spark plug holes
> ---------------------------------------------------------------
>
>No. 1 No. 2 No. 3 No. 4
> XXX 56 55 XXX
>
>XXX = didn't take a reading
>
>
>As you can see, 2 & 3 are pretty weak, and adding oil to the cylinders
>does not seem to help. I was under the impression that if rings were
>going, adding a bit of oil should bump the compression up just a bit.
>If this is the case, what do my readings likely indicate?
>
>At any rate, this sure explains why the #2 plug loaded up with oil
>after a long jaunt on a forest road last night.
>
>Thanks in advance,
>
> -Matt (who doesn't mind if he is to rebuild the whole engine as long
> as there is no bodywork involved!)
>
>--
>| Matt Liggett <mliggett@indiana.edu> |
>| http://seven.ucs.indiana.edu/~mliggett/ |
>|--------------------------------------------------------------------|
>| 1974 Ford Bronco Ranger 1970 MG Midget 1978 Honda Civic 1200 |
>
Matt,
Don't give up yet. It does sound like rings but compression is also greatly
affected by the sealing of the valves- and indeed the cylinder head. I
would take the head off first and review further action then.
Regards
Graham McCann Rivett, ACT. Australia
gmccann@pcug.org.au
06 2889055
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