This is a complete set of (6) genuine OEM weber 27mm chokes (venturi) for 40 IDA or IDT carbs. Aside 914-6, they are used in Porsche 911 T 2.0 (1969) and 2.2 (1970-1971)
Possibly others.

901-100-983-03

$165 local pick up, or add $10 priority shipping to lower 48
No Int’l shipping.
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Oscar