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Category : Marine

Do you have a marine engine related question that needs an answer? Ask it here! Submit an inquiry and get a rapid response.

Question
How do I check the performance or reliability of a crank position sensor before buying a new part? My boat motor is experiencing acceleration problems, misfires, rough idle and has difficulty starting. Sometimes the engine stalls or backfires. I was ...
solved 0
2 weeks 0 Answer 14 views Beginner 1

Question
How do I separate the lower unit or gear case from the midsection on my Yamaha 200 horsepower outboard engine? My outboard is a 2008 Yamaha 200 hp model number LZ200TXR 2-stroke V6, HPDI ...
solved 0
3 weeks 0 Answers 20 views Beginner 2

Question
How do I tune the idle on my 2008 Yamaha 200 horsepower 2-stroke, 76°, V6, HPDI outboard engine? The motor seems to run too slowly and sputters at trolling speed and it idles rough ...
solved 0
3 weeks 0 Answers 44 views Beginner 0

Question
How do I change the idle setting on a 20 hp Mercury 4-stroke? The engine runs too slowly when in neutral and stalls every now and then. The engine also shutters as its ticking ...
solved 0
3 weeks 0 Answers 17 views Beginner 0

Question
In what way do you alter a Yamaha 40 horsepower idle setting to cause the engine to run smoothly while it’s out of gear? Is there a book or video that provides the ...
solved 0
3 weeks 0 Answers 38 views Beginner 1

Question
From what source can I acquire a service manual or repair manual for my 2008 Yamaha F50TLR in-line 4-stroke four-cylinder outboard engine? Do they have a downloadable service repair manual similar to an online digital ...
solved 0
3 weeks 0 Answers 37 views Beginner 2

Question
How do I remove the water pump and reinstall it on my Yamaha 115 hp engine? Is there literature from the manufacturer that gives correct step-by-step removal and installation procedures? There must be assembly diagrams somewhere, but where? My 2008 engine ...
solved 0
7 months 0 Answers 174 views Beginner 0

Question
My MerCruiser 4.3 L V6 engine cranks but will not start up and run. I know people say that every engine requires spark, fuel, compression/air and timing to fire and begin to run. I am sure I have sufficient fuel ...
solved 0
7 months 0 Answers 705 views Beginner 1

Question
My MerCruiser MCM 4.3L GM V6 will not crank over in order to start the engine. So basically the crankshaft does not turn the internal combustion engine at all. Before I pay a mechanic to diagnose the starting problem, what ...
in progress 0
7 months 0 Answer 154 views Beginner 0