V12JagGuy
(Paul Kobres)
5
That looks like a Bakelite part, and could also be drawn up in Fusion for 3D printing. But there may be an alt:
JS397 appears to be an alt number
https://www.ebay.com/itm/Jaguar-E-Type-V12-XJ12-S1-distributor-electronic-ignition-pickup-bracket-JS397-/184513011349
~Paul K