Designed for street 351 c.i.d. Ford Windsor V8s. #2181 is stock replacement/street legal part for 351-W V8s with OEM carburetor; 1969-72 (1973 non-CA); except stock equipped EGR. Will not fit Boss 351. Aftermarket 4-bbl carbs are not compatible with Ford Auto Overdrive Transmission (AOD) unless used with Lokar bracket SRK-4000, see note.

Installation Notes: Use 12-bolt intake gasket set (Edelbrock #7220 recommended). Van installations use OEM Ford "van" gasket set; will fit early 16-bolt head with Ford 16-bolt intake gasket set. Choke block-off cover plate #8981 included. Manifold height: A-3.40", B-4.75" see A/B Measurements. Port exit dimensions: 1.10" x 1.80".