Do you know the registration number?
If you do, a good start would to search “check if a vehicle is taxed”
Then go to the dvla web site where you can put the reg number in to see if it still on their system.
If it is recognised then let us know...
I think the most popular method is strip it down have a few bits repaired and lose interest.
At least if you do as dag019 said it makes it easier to see what is there when you sell as an abandoned project in a few years time👍
The only person it matters to is you.
The only person who knows for sure is some long retired quartermaster.
In light of these two truths, just pick whatever you want. Nobody else on earth will either know, nor care.
I have had 3 ex mil land rovers, still got 2 of them. None of the 3 match the paints I have bought.
None of the 3 are the same green as each other.
If you really want a match, remove something preferably that hasn’t been too sun bleached. If the...
I think that’s one I “did”
Just drive it, the acc was a bit crap for UK driving, are you in the UK?
I might still have a video of me four wheel drifting on a frozen lake in Sweden!
If you can get to it easily and have a decent angle grinder, preferably with a nice cutting disc. You could put two parallel flats on it the next size down, or at a size you have a decent spanner for. Then undo it.
If you can’t trust yourself...
I have started using Wynns lead substitute.
The reason I selected it was 1, it has a measure so you can put in the correct amount, I never like the 1/2 bottle per tank idea. And 2, it has a fuel stabiliser for keeping the fuel fresher.
Probably...
It's 22L, not 021 or 02L. They never made an axle with those codes.
Defender 90 front axle.
https://www.lrworkshop.com/axles-differentials/axlecodes
You old gits are your own worst enemies!
Post big pictures, not postage stamps.
Clean the mud...