50-state street legal for all 1980 and earlier General Motors V8s (E.O. #D-215-10). Calibrated for maximum fuel economy. Includes timed vacuum ports, EGR and fuel vapor outlet. Not for computer-controlled engines. Comes with the following jets, rods and springs: Metering Jets - Primary .098, Secondary .095; Metering Rods - .073 x .047; Step-Up Spring - orange (5" Hg). Edelbrock Performer Series Carb 1400 600 CFM - Square Flange - Elec Choke - w/EGR - Includes Primary Jet-0.098 - Secondary Jet-0.095 - Metering Rod-0.073x0.047 - Dual Plane Intake - Street/Hi-Performance50-State Street Legal for all 1980 ; Earlier GM V8Calibrated for Maximum Fuel EconomyLightweight Burnished AluminumGM/AMC-Style Throttle LinkageElectric Choke Installed from FactorySmooth Secondary TransitionIncludes Only Timed Vacuum PortIncludes EGR ; Fuel Vapor OutletPit Stop USAoffers Edelbrock Performer Series Carb 1400 at low everyday prices. Be sure to check out all of the products from Edelbrock including Edelbrock Fuel System and Intake Parts and Accessories, Edelbrock Carburetors, Edelbrock Gasoline Carburetors, Edelbrock Carburetors, Edelbrock Performer Carburetors.