QFX 3 Circuit Billet Metering Block 5 Eml - 34-77QFT 409-stainless More Power: + 4 HP

More Power: + 4 HP @ 6600 RPM

7 V8 1978 Chevrolet C30 305/5 V8 1976 - 1979 Chevrolet Camaro 305/5 V8 1977 - 1979 Chevrolet Caprice 305/5 V8 1974 - 1976 Chevrolet Caprice 400/6

6L/V6 2010 - 2011 Cadillac SRX 2

5 V8 1975 - 1976 Ford Elite 460/7

QFX 3 Circuit Billet Metering Block 5 Eml - 34-77QFT 409-stainless More Power: + 4 HPOverview: QFX 3 Circuit Billet Metering Block 5 Emulsion Fully Adjustable Designed for QFX, and Holley 4500 style carburetors. 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. Adjustable calibration for out of box performance initially