Whatever happened to the engine additive - PROLONG??

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Puffnstuff

Lifer
Mar 9, 2005
16,196
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What does the military use in their vehicles? That's what I'd want in my engine.
Milspec is pretty much the same as SAE with a prescribed maintenance cycle for each piece of equipment based upon use. I pretty sure that all severe duty equipment uses bulk purchase synthetic lubricant from whichever supplier won the contract. POL was nothing special and while I was on active duty each vehicle had an ID card issued to it so you could refuel or get other necessities for it. Your unit had a master ID card so getting things done at that time was a two card system. Unit ID first then vehicle ID to activate fueling points and to get items dispensed such as quarts of oil. That's been a number of years ago and I hope they've simplified it to a single card for each operator.
 
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lxskllr

No Lifer
Nov 30, 2004
59,958
10,439
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Milspec is pretty much the same as SAE with a prescribed maintenance cycle for each piece of equipment based upon use. I pretty sure that all severe duty equipment uses bulk purchase synthetic lubricant from whichever supplier won the contract. POL was nothing special and while I was on active duty each vehicle had an ID card issued to it so you could refuel or get other necessities for it. Your unit had a master ID card so getting things done at that time was a two card system. Unit ID first then vehicle ID to activate fueling points and to get items dispensed such as quarts of oil. That's been a number of years ago and I hope they've simplified it to a single card for each operator.
That's what I figured. If there was anything amazing that would allow you to abuse a vehicle, even for short periods of time, the military would have it.
 

leper84

Senior member
Dec 29, 2011
989
29
86
I patched the upper radiator hose in my jeep with pvc plumbing parts. I blew a hose, and I gimped it to the closest parking lot, which had a hardware store. Since I was such a good customer, and bought ~$10 in plumbing, they gave me water for the jeep :^D

On the primary subject... What does the military use in their vehicles? That's what I'd want in my engine.

The military doesn't use that great of stuff, at least in their wheeled ground vehicles. All the oil used is recycled, orange fram filters, ect.. Its like someone makes a ton of money when they break, because they did. Constantly.
 

trenchfoot

Lifer
Aug 5, 2000
15,767
8,346
136
So anyone here used ZMax for a few oil changes and found it to be actually useful one way or another?

Just asking seeing as if I hadn't noticed it/missed it being mentioned in this thread.
 

Jimzz

Diamond Member
Oct 23, 2012
4,399
190
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So anyone here used ZMax for a few oil changes and found it to be actually useful one way or another?

Just asking seeing as if I hadn't noticed it/missed it being mentioned in this thread.

best to make a new thread.

But its a snake oil like most junk. Use a good SAE rated oil, SN Plus right now, and change on time, top off as needed, and you will not need any additives.
 

Rifter

Lifer
Oct 9, 1999
11,522
751
126
I patched the upper radiator hose in my jeep with pvc plumbing parts. I blew a hose, and I gimped it to the closest parking lot, which had a hardware store. Since I was such a good customer, and bought ~$10 in plumbing, they gave me water for the jeep :^D

On the primary subject... What does the military use in their vehicles? That's what I'd want in my engine.

Ive patched rad hoses a few times with a bicycle tire repair kit. Those patches will hold for years.
 

mindless1

Diamond Member
Aug 11, 2001
8,749
1,759
136
I'll be the voice of disagreement. I think it is possible to drive all day long in Alaska without coolant if it's cold enough and you take it easy, but I don't think Prolong made any difference at all in doing so.

Old trucks tend to have huge open grills and tons of space around the engine for airflow, operate at lower RPMs with higher displacement, are over-engineered for heavy work loads. Once the coolant dumped out it might've even closed the thermostat so what coolant remained was pumping through the heater core with the heater on full blast because it's Alaska. I could be wrong about this last part, have not had a reason to test this, lol.

Would it be sane to try to do that? No, unless it was an issue of complete isolation and potential death. It would be foolish to take an old truck into that environment in the first place. Any competent mechanic would know their $20 radiator hose was rotten and not do it.
 
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