[IYAS9YAS]

It was this style: http://www.classicparts.com/mobile/1937-51-Glass-Bowl-Type-Fuel-Pump/productinfo/82-232/#.V74o3fROJR4

The original had the dual-action. This one didn't. My dad liked this style better.

[editor-surveyor]

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That’s the pump I had on my ‘29 coupe.

The double-decker with the vacuum booster will bolt up to that same flange.