How fast 3.0 mercruiser

Tags: None. Did you try trimming the stern drive up? Or you might have had it trimmed up too much What were you using to read speed? Gauge or GPS? Comment Post Cancel. The speed was with GPS and gauge. I suspect something to do with your speed measurement. Go by the GPS. Check 1. Fuel condition. Type and Octane possibly old fuel 2. Propeller pitch or diameter, damaged blades 3. Restricted fuel pickup tube or anti siphon valve Fuel System Test 4.

Crankcase oil volume, high oil level can cause aerated oil and lifter collapse 5. Marine growth on hull and outdrive 6. Wrong gear ratio in outdrive 7. Restricted carburetor air intake clogged flame arrestor 8. Poor cylinder compression Compression Test What engine is a MerCruiser ? Technical Information on the MerCruiser Mercruisers are inboard marine engines that are produced by Mercury Marine. Mercruisers were first introduced at the Chicago Boat Show and were the first inboard marine engines that offered over horsepower.

How much does a MerCruiser 3. How fast does a Bayliner Capri go? The has seven-person pounds carrying capacity, so an entire family could fit on board the boat. There's plenty of seating. Top speed How much gas does a 4. How much is a MerCruiser engine? What is a MerCruiser engine? The same engine block was used in several other MerCruiser engines, including the , , and Log in Register. Search titles only. Search Advanced search…. New posts. Search forums. Log in. Install the app.

For a better experience, please enable JavaScript in your browser before proceeding. You are using an out of date browser. It may not display this or other websites correctly. You should upgrade or use an alternative browser. Joined Jun 28, Messages 4. I'm not sure if I'm even posting this in the right category. I don't know much about boats. I was wondering what top speed shud be?? We took it out for the time today and it took for ever to plane out then it top speed at rpm at 29 mph.

So no low end and not much high end. Is that what I shud expect from a 3. Or is there something I can check on it with out spending on it already. H20Rat Vice Admiral. Joined Mar 8, Messages 5, Re: 3. Just because it is hitting a decent rpm doesn't mean its a healthy engine. Just means someone might have propped it down to make up for a sick engine that isn't running on all cylinders.

Joined May 21, Messages Sounds like an under propped engine. Might not want to keep running it like that since you might be over reving the engine. Mishchenko Petty Officer 2nd Class.