Carbureted Single Plane Intake Manifold Small Block Ford 289 347 300 277 hoods Brushed finish stainless steel body seatbelts and accessories Brushed finish stainless steel body Mounts easily with two 6mm bolts but offer performance features like better plenum and runner geometry for improved charge airflow Basic Operating RPM Range 2500 7500Revolutions per Minute Brand Holley Carburetor Studs Included No Color Natural Construction Cast EGR Port No Emission Code 3 Engine Ford Small Block Finish Satin Fuel Injectors Included No Fuel Rail(s) Included No Fuel System Type Carbureted Gasket Or Seal Included No Grade Type Performance Intake Port Gasket(s) Included No Manifold Type Single Plane Material Aluminum Nitrous Bung(s) Included No Plenum Finish Natural Product Type Intake Manifold Removable Runners No RPM Power Band 2500 7500 Single Or Dual Plane Type Single Plane Throttle Body Included No