This is replacement for Mercruiser Alpha, Bravo, Ski 4.3L, 5.0L, 5.7L, 6.2L, 7.4L, 8.2L Inboard Engines with 1 Piece Plastic Housing; 350 MAG BRAVO, 357 MAG BRAVO, 373 MAG BRAVO, 454 MAG & more.
Important Installation Information Bravo water pump one piece plastic housing: Pump housing mounting bolts must be torqued to a value of 8 to 10 ft. lbs. (not to exceed 10 ft. lbs.). Securely tighten the bolts in a crossing pattern. A form of thread locker should also be used on the threaded end of each bolt.
Can't just rely on horsepower to judge, please check the dimension with your old one carefully, if you still can't confirm that, please consult us.