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Old 01-04-2022, 03:10 PM
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Kenth Kenth is offline
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Join Date: Feb 2003
Location: The Kingdom of Sweden
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I have found the #7038140 throttle plate was used on 1970 California Quadrajets only.
RamAir units has .123" holes in the throttle blades, .072" idle bypass air and shorter off idle slots than non-RA units.
Non-RA units has .093" idle bypass air and intact throttle blades.

FWIW

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