Fixing a Leaky Mercruiser 454 Water Pump
If you've noticed a puddle of coolant or sea water under your engine, your mercruiser 454 water pump is likely crying out for help. It's one of those parts that you don't really think about until your temp gauge starts climbing into the danger zone or you hear a rhythmic chirping coming from the front of the big block. The 454 is a legendary engine, a real workhorse that can push a heavy boat through some serious chop, but it generates a ton of heat. Without a functional pump, that 7.4-liter beast turns into a very expensive boat anchor pretty quickly. ...