The project 710K Begins.

Build projects, things that guys have come up with to make a Pinz better (or worse?) and aftermarket add-ons.
Alaskantinbender
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Re: The project 710K Begins.

Post by Alaskantinbender »

whitesik wrote: Wed Mar 18, 2026 12:13 pm I am thinking it goes to the rear tailgate lock but tough to know without the size.
It's just a hair over 3 inches long. It's a 710K, so no tailgate. But maybe the locks are the same.
Regards,

Jim
whitesik
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Re: The project 710K Begins.

Post by whitesik »

Yes, the 710k does have a tail gate or back door and that pin goes into the lock. You would be well served by a parts book. I looked it up for you. I believe it is part 28-05-02.

https://swissarmyvehicles.com/pinzgauer ... q=28-25-02
75 Swiss 710K
Not so new owner but still a novice
W9YG
Alaskantinbender
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Re: The project 710K Begins.

Post by Alaskantinbender »

whitesik wrote: Thu Mar 19, 2026 9:37 am Yes, the 710k does have a tail gate or back door and that pin goes into the lock. You would be well served by a parts book. I looked it up for you. I believe it is part 28-05-02.

https://swissarmyvehicles.com/pinzgauer ... q=28-25-02
Thank you, I appreciate it.
The parts book is ordered as well.
Regards,

Jim
Alaskantinbender
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Re: The project 710K Begins.

Post by Alaskantinbender »

Bled the lockers today and got them all working as they should. Nasty, dark, lumpy fluid all gone, replaced with new DOT 3. Replacement rubber elbows/lines on order.
Regards,

Jim
Alaskantinbender
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Re: The project 710K Begins.

Post by Alaskantinbender »

Looking a little more put together. Mounted 2 ram balls for mounting a camera and my gps map display. I need to invest in an I pod mini to display onx offroad. Another clamp on mount is currently holding my GMRS radio. I added a pic from rebuilding the locker cylinders. Surprisingly, they were still working with all the junk inside.
Attachments
IMG_7628[1].JPG
IMG_7628[1].JPG (5.28 MiB) Viewed 145 times
IMG_7630[1].JPG
IMG_7630[1].JPG (2.99 MiB) Viewed 145 times
IMG_7631[1].JPG
IMG_7631[1].JPG (3.25 MiB) Viewed 145 times
Regards,

Jim
ChickenPinz
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Re: The project 710K Begins.

Post by ChickenPinz »

Here's how I set up the phone holder, dashcam, and GPS mount. And tach.

I find keeping things up higher helps with keeping focus outside.

The GPS mount is a suction cup to the windshield, but also secures on top of the wiper motor.
The phone mount is also suction cup to the windshield, but also with a support bracket to the top of the dashboard assembly.
PXL_20260328_153520601 (Large).jpg
PXL_20260328_153520601 (Large).jpg (558.65 KiB) Viewed 108 times
710K
Alaskantinbender
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Re: The project 710K Begins.

Post by Alaskantinbender »

ChickenPinz wrote: Sat Mar 28, 2026 8:14 pm Here's how I set up the phone holder, dashcam, and GPS mount. And tach.
I find keeping things up higher helps with keeping focus outside.
The GPS mount is a suction cup to the windshield, but also secures on top of the wiper motor.
The phone mount is also suction cup to the windshield, but also with a support bracket to the top of the dashboard assembly.
PXL_20260328_153520601 (Large).jpg
Looks great. I agree, higher is better. I have had mixed results with suction cups. But I still use them on occasion.
Regards,

Jim
Alaskantinbender
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Re: The project 710K Begins.

Post by Alaskantinbender »

Got the VDO fuel gauge installed and working. I metered in 10 gal of fuel and watched the reading change. I estimate +- 13 to 14 gal of fuel total in the tank at this point. I will fill it up at some point and calibrate the high side. Also removed the old hour meter, not sure if I want an oil temp or just blank it off.
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IMG_7632[1].JPG (3.43 MiB) Viewed 88 times
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Jim
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rmel
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Re: The project 710K Begins.

Post by rmel »

There were two types of fuel sending units used on the Pinz.

One with just the usual sliding resistor the other with the slider and
a contact point at the bottom of the sender which is brought out at
the top with a second terminal. This can be used to turn on an idiot
light when truly at the bottom of the sender. Since the senders are
hung above the bottom of the tank "R" or "E" indication means your
are on reserve ~5 more gallons remain. So that idiot light is very useful
if you have that terminal for positive confirmation.

On dash metering, you could plug that hole with a nice RPM meter or
Oil pressure, there is a VDO sender with both linear pressure and
pressure warning so the idiot light can still with with absolute pressure.
Senders with Temp and pressure warning are rare to non existent.
Puller: 71' 710K 2.7L EFI aka Mozo
Follower: Sankey MK 3, 3/4 Tonne
Rescue Pinz: 73' 712MK

Driver: Ron // KO0Q
Alaskantinbender
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Re: The project 710K Begins.

Post by Alaskantinbender »

rmel wrote: Mon Mar 30, 2026 8:45 am There were two types of fuel sending units used on the Pinz.

One with just the usual sliding resistor the other with the slider and
a contact point at the bottom of the sender which is brought out at
the top with a second terminal. This can be used to turn on an idiot
light when truly at the bottom of the sender. Since the senders are
hung above the bottom of the tank "R" or "E" indication means your
are on reserve ~5 more gallons remain. So that idiot light is very useful
if you have that terminal for positive confirmation.

On dash metering, you could plug that hole with a nice RPM meter or
Oil pressure, there is a VDO sender with both linear pressure and
pressure warning so the idiot light can still with with absolute pressure.
Senders with Temp and pressure warning are rare to non existent.
Very interesting about the fuel sender. A 5-gallon warning light would be very handy.
My sender is marked with "G" and "W". I used the "G" as the signal to the gauge and thought the "W" may be a ground, although the gauge reads with it disconnected. Could the "W" be the 5-gal warning lead? And if so, where is the warning light normally located?
As for the gauge, I think a plug will do for now. I drove VW's for years in the desert with no need for anything but the pressure warning light. A tack might be nice, but my ignition is still the old sealed military system, so it can wait until I convert to electronic in the future.
Regards,

Jim
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rmel
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Re: The project 710K Begins.

Post by rmel »

Yup you have the Warning contact on the sender. This went unused on the Pinz
so there is no warning light on the dash. You would have to add one. Either a
24V bulb or LED through a ~3 K Ohm 1/2W resistor. Advantage of LED is a
smaller hole in the dash and lower current.
Puller: 71' 710K 2.7L EFI aka Mozo
Follower: Sankey MK 3, 3/4 Tonne
Rescue Pinz: 73' 712MK

Driver: Ron // KO0Q
Alaskantinbender
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Re: The project 710K Begins.

Post by Alaskantinbender »

rmel wrote: Mon Mar 30, 2026 11:08 am Yup you have the Warning contact on the sender. This went unused on the Pinz
so there is no warning light on the dash. You would have to add one. Either a
24V bulb or LED through a ~3 K Ohm 1/2W resistor. Advantage of LED is a
smaller hole in the dash and lower current.
Terrific info, very nice.
Now I just have to decide on a location for the light.

Thax much.
Regards,

Jim
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rmel
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Re: The project 710K Begins.

Post by rmel »

You could also repurpose one of the existing dash lights.
Bulbs 1, 8, or 9 are possible candidates depending upon
your current options.
Puller: 71' 710K 2.7L EFI aka Mozo
Follower: Sankey MK 3, 3/4 Tonne
Rescue Pinz: 73' 712MK

Driver: Ron // KO0Q
Alaskantinbender
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Re: The project 710K Begins.

Post by Alaskantinbender »

rmel wrote: Mon Mar 30, 2026 11:17 am You could also repurpose one of the existing dash lights.
Bulbs 1, 8, or 9 are possible candidates depending upon
your current options.
Scrounged around in the bottom of my A&P tool box and found an old 24V warning light. It seems well-suited to the low-fuel light; it came off an F4D fighter.

I'm tickled pink to add this to my dash.
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Jim
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rmel
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Re: The project 710K Begins.

Post by rmel »

This dang warning light caused me to carry 2 full Jerry cans :P

Because when that goes off, I consumed 15 gallons, so I either
press on and hope or turn around and have exactly enough to
get out :)
Puller: 71' 710K 2.7L EFI aka Mozo
Follower: Sankey MK 3, 3/4 Tonne
Rescue Pinz: 73' 712MK

Driver: Ron // KO0Q
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