Mounting the FJ60 alternator on the Vintage Air bracket was pretty easy. There is a large spacer in the FJ60 alternator that allow you to move it around a bit, and grind off if needed, to fit on your mounting bracket.
If I had used the FJ40 normal bracket, it fit easily with a full length 135mm bolt to hold it in place. I did need a longer bolt for the VA AC bracket, but when looking at the mounting instructions, it used two bolts instead of one long bolt to hold it in place. Amazing how tunnel vision I get - I never thought of that until after returning from driving downtown to the bolt and screw place to buy a single bolt.
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Below is the only picture I have of the new alternator mounted to the normal bracket. The regular length bolt shown above with the old alternator fit the new one. You can see that it would need a tensioning arm that came up to the 11:00 position, which I did not have. The old alternator had it's tensioning hole at the 12:00 position, so they were close to each other, but not the same. (I didn't have the correct tensioning arm for my bracket PERIOD, much less a solution for this new alternator). I realized that I couldn't use the normal bracket anyway, so it did not matter.
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The spacing comparison. The large spacer gives you the ability to move things by about 3/8 to 1/2" as needed.
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Below shows the mounting using two bolts that do come with the VA kit. I decided to find some Zinc plated yellow ones, but did not replace the aircraft nuts as those were not available, and I don't need another (3rd) batch of zinc coating, yet.
I did ultimately trim about 1/16" (2 mm) off the spacer to get the bolt to seat against the alternator.
You can also see the new
Burnt Bronze cerakote color I went with on the fan and pulley. Looks much better. It's behind the fan on the water pump pulley as well.
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Seems like this thing needs some way to create a mechanical tension rather than just a hand-held tension then tightening down the bolt on the tension mount, given the fact that bolt and spacer at the rear of the mounting, no matter how tight, will rotate fairly easily since it is only the spacer and nut that are pushing against the bracket. The alternator can rotate freely on the spacer. Yes, the front bolt will resist some rotation when tightened. And, the tensioning arm does have a bolt that can be tightened to hold the alternator at the proper angle, but that is putting a lot of trust in a single bolt! You can see the arm and bolt behind the (yes, old) belt at the 6:00 position to the alternator.
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