Thread: Holley primary metering block stamped 5271
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Old 01-27-2021, 12:05 AM
mhm1966 mhm1966 is offline
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Default Holley primary metering block stamped 5271
The Holley carburetor is List-4053. The primary metering block is stamped 5271. Can anyone tell me the application for this primary metering block.
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