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Tomstill8569
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From
Campbell, TX
Joined
Jul 14, 2025
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Monday at 11:15 AM
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Tomstill8569
replied to the thread
RPM top out at 3600
.
No turbo, all natural. Tach has 3800 as redline so I just wanted to check in and see if I had an issue. Thanks again.
Feb 4, 2026
Tomstill8569
reacted to
FrozenMerc's post
in the thread
RPM top out at 3600
with
Like
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Don't exceed 3600 rpms, especially if you have a turbo that develops any kind of boost. The pistons will help close the valves at that...
Feb 3, 2026
Tomstill8569
replied to the thread
RPM top out at 3600
.
Thanks all that info helps.
Feb 2, 2026
Tomstill8569
reacted to
DaveBen's post
in the thread
RPM top out at 3600
with
Like
.
I believe there is an RPM limiter on ALL diesel engines. I used to hit the limiter on my DD 8-V92 a lot. I know the 6.0 had a limiter...
Feb 2, 2026
Tomstill8569
posted the thread
RPM top out at 3600
in
6.9L IH & 7.3L IDI Diesels
.
All, I have a ‘85 F350 with the 6.9 IDI of course. This truck runs great, my deal is that it tops out @ 3600 RPM at maybe 3/4 throttle...
Feb 2, 2026
Tomstill8569
replied to the thread
7.3 powerstroke lift pump
.
The replacement pumps are junk. I went through 3 in less then 6 months that left me stranded on the side of the road. That was enough...
Dec 29, 2025
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