Secondary Metering Block Conversion Kit - Shiny Aluminum - 34-13SA performance-chips Max increases of up to

Max increases of up to 35 hp and 33 lb-ft over the stock exhaust at the wheels

7L V8 1987 - 1995 GMC G2500 350/5

1968-1972 Chevrolet Chevelle 307 CID

6L V8 1959 - 1965 Chrysler Imperial   413/6

Secondary Metering Block Conversion Kit - Shiny Aluminum - 34-13SA performance-chips Max increases of up toOverview: Easily convert your 0 3310SA or 0 80508SA 750 CFM carburetor to a model 4150 by adding a secondary metering block. The addition of a secondary metering block will allow you to fine tune your carburetor by utilizing replaceable main jets versus the fixed orifices found in a metering plate. Features: No Provision For Power Valve Alows The Use of Metering Jets Includes Gaskets, Jets and Longer Fuel Bowl Screws Application: Year Make Model