How long 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 much does it cost to replace a Mercruiser engine?

depending on drive choice and engine options, will run about $12-$14k installed. The labor is key- because the swap is so easy the labor should be less then messing with long blocks or trying to re-use old stuff.

Is 1000 hours a lot on a boat?

As a general rule, experts say that 1,500 hours on a boat is a lot. … Regardless of the hours, a boat that is used around 30-100 hours each year and serviced annually would be a great pick than a boat used less or serviced rarely. And it’s good to look for a boat that is used every year.

IT IS INTERESTING:  Can bad motor mounts cause loss of power?

How long do inboard boat engines last?

An inboard engine can run for an average of between 1500 to 2000 hours depending on the type. As with outboard engines, maintenance is crucial to prolonging the usefulness of an inboard motor. Ventilation is crucial for an inboard motor and should be continuously checked; otherwise overheating could cause a fire.

Is 700 hours a lot for a boat?

Most people say average engine life of a 350/ 5.7 class engine in a tow boat is between 2000-2500 hours. Many go more. 700 hours on a 10-15 year old boat that is well kept is no big deal.

How much does it cost to rebuild a boat engine?

Rebuilding your engine will cost around $2,500. That difference of $1,000 to $2,000 will buy a lot of gas, so consider carefully. The same-size engine in a newer four-stroke or DFI two-stroke model will add at least a $1,500 premium, so those 90 to 115 horsepower models could now run upward of $6,000.

How much does a new boat engine cost?

So if you are one of these lucky ones, your engine replacement will cost around $5,000 if you either want something smaller or get a good deal. $10,000 is the top of the range estimate you will have to pay in case you are looking for more power, and/or fancy one of the bigger manufacturer brands.

How many hours will a 4.3 Mercruiser go?

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.

IT IS INTERESTING:  What are the abilities of electrical engineering?

What is the most reliable boat brand?

Best Boat Brands

  • Chaparral. …
  • Grady-White. …
  • Lund. …
  • MasterCraft. …
  • Sea Ray. …
  • Tracker. …
  • Yamaha. …
  • Viking Yachts. Although the cost of Viking Yachts will price out the average boat buyer, this brand is still one of the most recognized—and admired—on the ocean.

How do you check hours on a Mercruiser?

Read the hour meter from left to right. Most hour meters have a five-digit display. The first digit is thousands, second is hundreds, third is tens, fourth is the single hour digit and fifth is tenths of an hour.

Why do boat engines not last long?

The reason is that marine engines normally work harder and under worse conditions than automobile engines. A well-maintained gasoline engine run under the best conditions may well run for more than the 1,500 hours without major overhaul.

What is the life expectancy of a Marine?

The maximum lifespan of the marine mammals in this study ranged from 18 to 110 years, with L. hosei having the shortest and B. musculus the longest longevity (Figure 1A).

Is it OK to run boat at full throttle?

Does this mean an engine should never run at wide-open throttle (WOT)? Absolutely not. Modern engines are designed to handle WOT. Also, during break-in going to WOT, as prescribed by the owner’s manual, is necessary to properly seat the pistons’ rings.

How do you convert boat hours to Miles?

Multiply the amount of hours on your engine by 60. Use the number you come up with to estimate how many miles are on your engine. For example, 1,235 hours on an engine equates to approximately 74,100 miles.

IT IS INTERESTING:  Question: What does AC mean in my car?

What are high hours on boats?

There are a few things to consider when looking at boat hours. Unless you are looking at a really high hour boat (2,000+ hours) there are typically very few drawbacks to the number of hours a boat has. In fact, a boat with normal hours (50-75 per year) will often time run better than a boat with low hours.

Do you leave the blower on a boat?

Some people leave their bilge blower on all the time while they are driving their boat. … However, you should run them for at least four minutes to ventilate the bilge before starting the engine. This will rid the bilge of any gas buildup that might be present in the bilge.