5.0

I just changed my risers, manifolds and spark plugs everything from the elbows down seemed fine. After starting the boat and taking it for a test drive I notice at very slow speeds near idle a knocking/studder noise coming from the engine. I didn’t have this problem prior to changing everything...

2004 Sundancer 300 with twin 5.0’s. I know this the the standard engine setup and the boat certainly isn’t overpowered. But, if I have full fuel and 6 adults on board, I can’t get the boat on plane. Literally drove for 2 miles last night before the right wave combination set me up to gain some...

Whats up thread, I bought this 2005 Sea Ray 220Select w/ 5.0 MPI w/Bravo III outdrive last year from a family friend, awesome boat for the first summer, I had a cobalt dealer (nearest location) do the winterization of the boat because I am unskilled and wanted a professional to do it. Upon...

First post and first time servicing 06 SR SD 200 myself, figured i would do it like i have done in the past.. but now having issues. Changed Oil, Oil Filter, Cap / Rotor, Fuel Water Filter and new ECM (lost com), also alternator last week but started after that went. Engine wont start; cranks...

Hi there, I have a 2000 5.0L EFI serial number OL619655. It currently has a mercury racing filter # 35-881126K01 on it from the last owner. I am sure thats not the OEM filter for this engine. I have read some info that you should not use a racing type filter for everyday cruising applications...

I have a 2003 200 Select or limited with a 5.0 MPI and an Alpha 1 outdrive. I've had the boat for a little over a year and put about 35 hours on it. I am trying to determine if a whistling noise I hear as I start to throttle up is normal. This happens just in the first 10-20% of the throttle...