BRANDS:WEIAND, HOLLEYINCLUDES:WEIAND INTAKE MANIFOLD 8121 ACTION PLUS GASKET SETAPPLICATION:1957-2000 SMALL BLOCK CHEVROLET 262-400 CID ENGINES EQUIPPED WITH 1996-2002 (L31) VORTEC CYLINDER HEADS (NON-EGR APPLICATIONS).THIS MANIFOLD WILL WORK WITH ANY SBC ENGINE EQUIPPED WITH AFTERMARKET VORTEC STYLE CYLINDER HEADS, AS LONG AS THEY HAVE A (L31) VORTEC STYLE PORT FLANGE OPENININGS AND BOLT HOLE LOCATIONS.SQUARE-BORE CARBURETOR APPLICATIONSMOST ORDERS SHIP IN 2-10 BUSINESS DAYS, FREE SHIPPING TO THE 48 STATESSHIPS SAME DAY OF ORDER(IN MOST CASES)Be sure to add me to your favorites list!Check out my other items!Sign up for PayPal; the fast, easy, and secure way to pay online.We have thousands of parts in stock, send us a message if you do notseethe part you need!Feel free to ask us about conversion kits for almost anything including trucks, cars, generators, tractors, boats, motorcycles, RVs etc. We can build a kit to convert almost any engine!