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Holley Tunable Metering Block Carburetor Top View

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What was once a custom tuner part is now available off the shelf. Holley's tunable metering block (left) fits its PN 080787-1 HP 2-bbl carb (right) and offers full adjustability of the carb's fuel curve previously only available from specialists.
Holley Two-Barrel Carburetor Tunable Metering Block

 What was once a custom tuner part is now available off the shelf. Holley's tunable metering block (left) fits its PN 080787-1 HP 2-bbl carb (right) and offers full adjustability of the carb's fuel curve previously only available from specialists.  View Related Article

 

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