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 18-3584 NA8860 18-3573 18-1974-1 18-5919 HGE 7037 HGE 5387 HGE 9798 2516 18-7875 18-9420-2 R7220X 18-3575 HGE 1235 HGE 4591 ×