I know the Honda airbox design the OP is talking about. Second hand from a JY is a great idea, but doing a little drilling out and going to a nut and bolt solution should work just as well, aside from involving a little more work.

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Whoever said there's nothing more expensive than a cheap Mercedes never had a cheap Jaguar.

83 300D Turbo with manual conversion, early W126 vented front rotors and H4 headlights 400,xxx miles
08 Suzuki GSX-R600 M4 Slip-on 22,xxx miles
88 Jaguar XJS V12 94,xxx miles. Work in progress.