I am the one who suggested that he start a thread.

I doubt if any of the negatives suggested so far will cause any issues.

If you believe the Factory drawing not much of the Glow Plug sticks out; and if the Glow Plugs are working correctly only the tip gets hot. See thumbnails.

I say an excellent job.

Attached Thumbnails

   

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84 300D, 82 Volvo 244Gl Diesel