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JohnDB's latest activity
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J
JohnDB
reacted to
jlm46's post
in the thread
Oil Pressure Driving Me Crazy - Not Cam Plug
with
Like
.
Just making sure to post my update and not leave this thread hanging. Thanks to everyone for advice. I changed to delo 400 straight...
Today at 1:25 PM
J
JohnDB
reacted to
torch's post
in the thread
B7100 Piston Installation
with
Like
.
FWIW: The B7100 WSM says crank it with the starter at 200 to 250rpm for 5 to 10 seconds. That's a range of 8 to 21 compression strokes...
Sunday at 2:08 PM
J
JohnDB
reacted to
torch's post
in the thread
B7100 Piston Installation
with
Like
.
That argues the camshaft is not worn. Intake opens 8° after spec. Intake closes 6° before spec. Exhaust opens 13° after spec. Exhaust...
Sunday at 2:07 PM
J
JohnDB
reacted to
Schmotown's post
in the thread
B7100 Piston Installation
with
Like
.
Torch, I didn't check the variance on the other (2) cylinders but due to the condition of the engine I can't imagine the other four...
Sunday at 2:07 PM
J
JohnDB
reacted to
torch's post
in the thread
B7100 Piston Installation
with
Like
.
There are Schrader valves and then there are Schrader valves. Well, different valve cores anyway. Compression testers should be fitted...
Saturday at 9:41 PM
J
JohnDB
replied to the thread
B7100 Piston Installation
.
Absolutely correct, I forgot to mention the valve! Where the valve is in the system is also important. Some adapters I've seen have...
Saturday at 9:41 PM
J
JohnDB
reacted to
Schmotown's post
in the thread
B7100 Piston Installation
with
Like
.
Thanks for the reply. I've read that if there is a schrader valve at the glow plug adapter end of the compression hose then the volume...
Saturday at 9:34 PM
J
JohnDB
replied to the thread
B7100 Piston Installation
.
Left field thought because I don't think that it has been covered here... the size (volume) of whatever you have between the cylinder...
Saturday at 12:03 PM
J
JohnDB
replied to the thread
Oil Pressure Driving Me Crazy - Not Cam Plug
.
With a slight lowering of oil level you got a measurable improvement (subject to scientific method :-) so before draining and refilling...
Jul 24, 2025
J
JohnDB
replied to the thread
Oil Pressure Driving Me Crazy - Not Cam Plug
.
Cool, thanks for explaining. Yes this forum is the motherlode of info on Kubotas.
Jul 24, 2025
J
JohnDB
replied to the thread
Oil Pressure Driving Me Crazy - Not Cam Plug
.
Not thinking so much of rocking, but the sustained angle at whatever speed it can spend a lot of time at.
Jul 23, 2025
J
JohnDB
reacted to
Daylight's post
in the thread
Daily Chuckle
with
Haha
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Jul 23, 2025
J
JohnDB
reacted to
bmblank's post
in the thread
Daily Chuckle
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Like
.
I can't believe nobody has wished this thread a happy 1000th page...
Jul 23, 2025
J
JohnDB
replied to the thread
Oil Pressure Driving Me Crazy - Not Cam Plug
.
Didn't get any bites on that question, so took a brief look at a D950 parts list which indicates that you don't have the standard...
Jul 23, 2025
J
JohnDB
reacted to
AusM4500dt's post
in the thread
M4500DT what's under here?
with
Like
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Thanks John, I did find the section covering what is under that cap. The different manuals are very helpful as we go through trying to...
Jul 22, 2025
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