I m running a large mechanical auto meter gauge and amsoil 20-30 oil with
zinc. I used brake cleaner to clean everything. It appears to leak out the
front of transmission - not the oil pan.
On Mon, 04 May 2015 00:52:54 +0000
"Gary H." <62to6...@xxxxxxxxxxx> wrote:
> Can you clean up the rear of the engine so that all traces of leaky
>oil are gone. Then run the engine and try to locate where the oil
>leak is starting from?
>
> Look at the oil sending unit for splits too.
>
> Unless the oil filer is cracked from excessive pressure the engine
>can handle it. But oil pressure usually drops when the oil heats up.
>70- 80 at both idle and 60 MPH seems abnormal. Can you verify the
>pressure readings with a mechanical oil gauge? What weight oil is in
>the engine?
>
> Thanks,
> Gary H.
>
>> -------Original Message-------
>> I have a 440 that just broke a lose and started leaking oil at rear
>>of
>> engine. I thought it was rear main seal leak and had it replaced.
>> Mechanic said the old seal looked fine, had silicon(black). It held
>> about 15 miles and broke a lose again. I bought this car in Little
>> Rock, Drove it 50 miles on other side of Fort Worth and back to
>> southeastern NC at 3000 RPM (70 MPH) and it only used 2 quarts of
>>oil.
>> It shows 70- 80 lbs oil pressure at idle and at 60 MPH. I've never
>>had
>> that much pressure on any motor I've had. Do you think it could be
>> leaking at back of block at cam or lifter bore plugs and what do
>>you
>> think about replacing oil pump with less pressure? If you think the
>> pressure is too high, what oil pump do you recommend. This problem
>>is
>> starting to get to be a real pain and expensive. Thanks.