Toggle user data 0 Login Log in Username: Password: Remember me Fill username password Forgot password 2504 Edelbrock Manifolds-Mercruiser Manifolds-OMC Manifolds-Volvo Penta MerCruiser OMC Volvo Penta EDELBROCK Edelbrock 2504 intake manifold is an aluminum intake with a brass lined water crossover and end plugs for use in marine (salt) environments. This intake covers 1955-1986 SBC applications with either a spread bore or square bore carburetor. Out of stock Add to cart Description Tags 2504 Aluminum edelbrock Intake marine Related products HGE 8870 NA181PC HGE 3320-APR HGE 1-81 18-1921 HGE 5261 HGE 9011-A 18-9420-2 HGE 9746-A 18-3577-2 18-7824-2 NA8860 NA7284 HGE 7037 R7220X ×