Wow. Tons of voice recognition typo oddities. Sorry about that! Bottom line,
stock pushrods good, stainless ones with stock diameter ok, no need for Isky
tubular in my world.
Ron Soave
> On Jul 30, 2022, at 10:06 AM, Ron Soave <soavero@yahoo.com> wrote:
>
> Couple of things - until recently I used stock pushrods exclusively. You
> need that drain back. Also, my engines rev. A lot. I consider 7000 rpm short
> shifting If you miss a shift or anything else goes wrong, the soft pushrods
> are an excellent mechanical fuse. The bend rather than valves and
> subsequently pistons survive. I rececentky have tried MEDâ??s stock diameter
> pushrods, but made of harder stainless. That makes maximum horsepower at 8200
> RPM And I was told you had a great reputation but Iâ??ve come to realize
> itâ??s really a fraud that the stock pushrods for flex like rubber bands at
> that RPM. Thatâ??s absolutely not true. Inspection showed zero distortion.
> The stainless ones are fine but much less bargain as a fuse. There is no need
> for the larger diameter pushrods. Your mileage may vary - this is just my
> experience on some stinky fast race motors.
>
> Ron Soave
>
>> On Jul 30, 2022, at 12:55 AM, Rick Fisk via Spridgets
>> <spridgets@autox.team.net> wrote:
>>
>> Hi Mike,
>>
>> Based on my experience this is completely normal, especially with larger
>> than stock push rods. I pour a quart of oil in and wait five miutes or so
>> before adding the next quart. Works the same for my 948 and 1275 engines.
>>
>> Rick
>>
>> PS - I'm enjoying the sunshine in Hesperia for the next few days. Hot up
>> here!!! :-)
>>
>>>> On Jul 30, 2022, at 12:04 AM, Michael MacLean via Spridgets
>>>> <spridgets@autox.team.net> wrote:
>>>
>>> 
>>> Did an oil and filter change for my Bugeye today. One thing that has
>>> always bothered me since I built this 1275 was how slow the oil was to go
>>> down through the head to the pan. I have a raised valve cover for room for
>>> the 1.5 rockers. I can pour two quarts of oil in the filler neck and then
>>> I have to wait for it to go down. It fills up the entire valve cover and
>>> takes several minutes before I can pour the 3rd quart in. When I built the
>>> motor I used hollow pushrods of a larger diameter than the standard type,
>>> but I had the through holes in the head for the pushrods enlarged as
>>> required for these pushrods. Maybe the holes are not big enough in
>>> diameter. Would this be a problem in normal operation of returning the oil
>>> to the pan while running? I have put 3000 miles plus on this engine since
>>> the rebuild and it is still running great, but the oil pressure reads 90
>>> psi on start up and goes down just below 80 psi when warm at speed. For
>>> some reason the engine runs fine and puts out plenty of power. It's just
>>> every time I do an oil change the slow drain into the engine makes me
>>> wonder.
>>> Mike MacLean
>>> ------------------------
>>>
>>
>> ------------------------
>>
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>>
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