MerCruiser 5.0L (305 ci), 5.7L (350 ci), 7.4L (454 ci), 8.1L (496 ci), 8.2L (502 ci) exhaust manifolds, risers, mounting kits listed in this section.
To help you in your search: 5.0L = 305 ci; 5.7L = 350 ci; 7.4L = 454 ci; 8.1L = 496 ci; 8.2L = 502 ci
