Carb. Mechanical or vacuum secondaries?

RustyRatRod said
Can you find a 10.5? I cannot.
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Rob,
2 PACK HOLLEY CARBURETOR POWER VALVE 2.5 3.5 4.5 5.5 6.5 7.5 8.5 9.5 10.5 HOL-2 | eBay