Forum: Engine and Drivetrain

The motor starts no problem. Its trottles fine but then I put it in gear and it just has very little power. Yet, when in neutral there is lots of...

Hi, I am new to the boating world I just bought my first boat it is a 19ft with a 140h.p. mercruiser I bought it used and it was running great.But...

I just purchased a 2006 Bayliner with 4.3 IB. At the front of the engine just beside the oil filter there is a small white plastic container (1 L...

Hello everybody, So here is the problem. I have a 2007 maxum 1800 speedboat. I bought it used with 10.2 hours on it. Before i bought it the boat was...

Hi, I have a Volvo 5.7 Gi with duo-prop outdrive on my Rinker Captiva 282. The pitch on the props is F4. What will happen if I go to a F5??...

Hi All, I have a 1970 Johnson 85hp motor. The engine starts up no problem, after about 30min of boating the engine seems to misfire when I put it...

i bought a 1992 reinell 181 magnum. it has a 4.3L. it runs great up to about 30mph then it starts popping and will not go any faster. the guy i...

Wondering where the temp sensor wires are located and what color on 1985 70 hp Mercury? Have chirping coming from alarm and would like to eliminate...

i have a 1984 Mercury 70hp motor on my boat. It has an audible buzzer that beeps when either the engine gets warm or low oil in my tank. Ecently it...

my 4.3L pops and wont gain speed after i get to 30 mph. carb is good and fuel is fresh.... anyone know what to do to make this stop.. i just bought...

The starboard engine overheated and burnt the rubber couplers off the exhaust on the right manifold only, replaced water pump impeller and...

Hey all, i un winterized my boat as normal each year but this year i replaced the fuel filter when i couldnt start it in my driveway, so i got a...

Where do we buy a neutral safety switch for a 1988 galaxy OMC cobra outboard?

I have a strange problem with my boat. It runs fine on the trailer with the rabbit ears hooked to it, but as soon as I put it in the water, it will...

In this boat there is a Ford 351 w with a recently rebuilt Holley 4 barrel carb. I have a dead spot just after takeoff in the throttle response and...

Can anyone tell me what the proper size and pitch for a 1991 Chaparral 2050 SL. It is a cuddy cabin. It is also a 1991 V-6 Mercrusier 4.3 litter. ...

I have a 1990 26 ft Maxum Cuddy with a 5.7 Mercrusier and Alpha 1 outdrive that is overheating. I have already heard all the crap on Maxum boats, so...

I have a 248 Four Winns Vista that is supposed to have an engine flushing kit. Can anyone please let me know how it's supposed to work. I have "ear...

so i have a problem with the shifting on my di. i can adjust iot to shift into reverse fine, but it will not go into forword gear. i can adjust...

are Re Built Mercs just as good as a new one? ( Merc 350 )