Fuel Pump for Mercruiser 2.5L, 3.0L and 3.7L Engines.
It is a new style Carter Pump when mounted on the engine the filter points down.
It will fit inline 2.5L 153 cid, 3.0L 181 cid and 3.7L 224 cid 4 cylinder engines from 1983 & up. The Flange I.D. # M60337.
Replaces Mercriser #s 42725A3, 861676A1. Please check the numbers that are stamped on your old fuel pump's flange to see if they match the item you are buying. Please do not buy the pump if they do not match. Email us for assistance.