Holley QFT AED CCS 1250 CFM Pro Billet Metering Block 3 Circuit 5 Emulsion Dominator QFX 4500/4700Sold as Each-Kit (1Kit)Our billet aluminum metering blocks are machined to very strict tolerances then anodized for protection and good looks. CNC cut from premium aluminum and filled with precision parts, these blocks provide the ultimate platform for your performance carburetor. Fully adjustable calibration for out of box performance - designed to fit most real world street, strip, and circle track carburetors. Simply add your jets and power valve to complete the installation. Includes the following items. Race Ready with a 1250 CFM Tune Up (calibrated to 1250 CFM) Adjustable idle feed restrictions 5 hole adjustable emulsion channels No power valve channel restrictions MP-15 Non-stick gaskets Exclusive positive retaining vent baffle Idle mixture screws with nylon seals. Requires 6-32 thread bleeds for modification Set of 8 Bowl Screw and Gaskets Sold as Kit (2 metering blocks)
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