71 FJ40 door striker STL file.

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Joined
Sep 15, 2025
Threads
15
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45
Location
Cotton, GA
I didn't have door strikers on my 40 when I got it. Or rather I should say I had some aluminum angle custom strikers that worked ok with the aftermarket half doors that came on it. When I got my doors and top installed from my donor I quickly found out they wouldn't shut without holding the handle open and letting go just right. Needless to say that wasn't cutting it. Anyway, I looked around and saw two different versions available (the loop style and a ramp style) both representing themselves as fitting a 1971. I didn't see how the loop one would work with my latch, so I took a chance on the ramp style. At $52 each I decided to try to make one. My 3D printer is out of commission currently, so I wasn't able to print one, but I have an X-Tool CNC router setup that I have a basic working knowledge of and so I made them today and they worked. I did have to drill the holes in mine and had to slightly enlarge the holes in one. I made a slight adjustment to the design and have exported it here in the event anyone wanted to give it a try. The first one I made from some 1/2" ABS sign material, but it wasn't quite strong enough. I found some denser material at my dads behind his shop (no idea what it is called) but it is more like the Trex decking density wise. All of that to say, attached is an STL file of the striker. Works for left or right doors. Mine shut like a dream now.

My only request is that if anyone does 3D print the file, let me know if I have the dimensions off for the holes and I can fix them. I know I could have measured with my calipers, but I honestly drew the first attempt off an image I found online and then wanted to see if I was using the right tool definition and processor for easel (I have never tried making a part in Fusion360 for use on my XTool) so this was all just an experiment that turned out way better than I had hoped. My 'guestimated' size was damn near perfect right off the bat. My first cut was rough, but the second turned out really nice (I had exported two different tool paths just trying things out). And for anyone looking closely, no, those door seals are not for an FJ40, but this thing needs seals everywhere and those were in a box from my old Spitfire bits and are currently keeping the doors from rattling! It's on my list, trust me.


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The plastic one could make a nice pattern for a lost PLA casting. Aluminium is easy enough cast. Thermite could work, they weld rail iron that way.
 
The plastic one could make a nice pattern for a lost PLA casting. Aluminium is easy enough cast. Thermite could work, they weld rail iron that way.
That was actually my original thought, casting it out of aluminum. I will see how well these hold up and try that next. I should have my 3d printer up and running in about a week when the part comes in.
 
A carbon or glass-reinforced filament could do the trick, something like nylon or polycarbonate. Would be a very simple part to print, however, I would think you would need 100% infill, at least for the striking surface.

I was about to say the juice might not be worth the squeeze unless you happen to have a enclosed 3-D printer with hardened-steel nozzle / extruder gear… I got similar strikers for my ambulance doors at around $20 apiece from SOR. But upon closer inspection, it’s not the same part in indeed you are correct, these things are expensive.

I’m sufficiently ahead of orders on my 3-D printed vapor separators and would be curious to try it out if you want to see how it would work in glass-fiber reinforced nylon. Send me a PM and we can work it out if you’d like.
 
The catch latches on my rear doors of my 76 top are "pot metal" IMHO and are well worn. I have thought about machining the worn surfaces and doing inserts in like brass. I think there is thread with 3d files people have contributed to help folks make stuff.

I have done some metal casting beside bullets.

I want to make a ring out of all the platinum/iridium WWII spark plugs and magneto points I have from dad's collection. That will be my first project when I get my printer in the spring.
 
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