If you're looking for a Mercruiser 7.4 V8 454 Bravo engine...we've got one that's been completely rebuilt, with just 2 hrs of break-in time on it. With... | By Mike's Marine Service
7.4L MPI (310/340 HP) - ProCharger Superchargers
Mercury Marine MerCruiser 7.4 L 454 V8 engine motor FRESH WATER 93 Bravo Drive | eBay
Mercruiser 7.4L (454 ci) Marine Engine 310 HP | eBay