EDELBROCK THUNDER AVS SERIES CARBURETOR, CAST FINISH, NEW, SOLD INDIVIDUALLY -- 49-state legal; Not for sale or use in California; Cannot be shipped to California addresses; 500 CFM; Square bore flange style; Electric choke; Includes both timed and full vacuum ports for ignition advance, primary 0.86 and secondary 0.77 metering jets and 0.65 x 0.57 metering rods; Designed and calibrated for dual-quad applications only and need to be purchased together, one manual and one electric. Series: Edelbrock Thunder AVS Condition: New Emissions: 49-State Legal - no CA shipments Product Fit: Universal Quantity Sold: Sold Individually Anticipated Ship Out Time: 1-2 Business Days Choke Type: Electric Flange Style: Square bore Includes: Timed and full vacuum ports for ignition advance, primary 0.86 and secondary 0.77 metering jets and 0.65 x 0.57 metering rods Rated C F M: 500 CFM Warranty: 1-year Edelbrock limited warranty Part Number: 1803