How many hours are MerCruiser 454 good for?
While at the annapolis boat show this year, I spoke with the crusader dealer about life expectancy of gas motors, in particular the gm based 454. his opinion was , that with proper care and depending on how they are used , 3000 hrs or more is realistic.
How many hours will a 454 marine engine last?
If you take care of your engines, and maintain them, then there is no reason you can’t get 6,000-10,000 hours out of a 454.
How many hours do MerCruiser engines last?
The average marine gasoline engine runs for 1,500 hours before needing a major overhaul. The average marine diesel engine will run for more than three times that long and log an average 5,000 hours under the same conditions.
How many hours does a Mercruiser 4.3 last?
The average life for raw water cooled engines is 1,000-1,500 hours or less depending on how often they are used and how well they have been maintained. Sitting unused is hard on them, it’s better if they are run and flushed often.
How many hours will a Crusader engine last?
My father went 1600 on a set of Crusader 350s w/ regular maintenance. They were still running great when he sold the boat. If those motors have been maintained properly, you could probably get 2000 hrs out of them before requiring a rebuild/repower.
What is considered high hours on a boat motor?
Well-maintained inboard engines, inboard outboard engines (unless diesel), and outboards have a serviceable, average life of about 1500 – 2000 hours. If you are looking at a gas-fueled marine engine close to or exceeding 1000 hours, inboard or outboard, proceed with caution. It may be a deal, or it may be a money pit.
Is 550 hours a lot for a boat?
If you are looking at a marine gasoline-powered boat to purchase that has reached 1500 hours, this is considered a lot. Unless it has been meticulously maintained, its dependability is very questionable. Properly maintained diesel engines give boaters 5000 or more hours of dependable service.