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hello there any one tried to increase air flow in the engine room for better engine performance ? i have a 400 sea ray sedan bridge i feel my engines perform better when my hatch is open any advice is welcomed

Hello trying to trouble shoot audio in my 400 sedan bridge Anybody knows he location of the amplifier?

hello there just finished repowering my 2 7.4 MPI mercruisers in my sea ray sedan bridge not getting any fuel at all power is on fuel pump powered . is there a solenoid or shut off valve somewhere? please help thx

hello everyone just got repowered my 2 engines 7.4 mercruisers MPI not getting fuel power is on ,fuel pump has power .no fuel at all is there a solenoid somewhere? or shut off valves ? sea ray sedan bridge with 7.4 mercruisers MPI

hello gents any one updated or upgraded the venting for the bilge engine room ? i feel like my engines are happier when hatch is open

Sea blaze or ocean lights Like to hear thoughts and experience please

sea ray sb 400 looking to install under water led lights looking for suggestions and informations ,good and bad please thx

anybody replaced his engines from mercruiser to crusader ?

i am thinking of selling my 7.4 454 mpi mercruiser 1996 with little over 300 hours last week had 150 on all cylinders comp test my port engine went bad ,now possibly replacing both engines

well i have to replace my port engine .7.4 Mpi big block ,none available from mercruiser anyone had such experience or knowledge please help many thanks

i have a bad port engine in my 1996 400db its a 7.4 mpi mercruiser need replacement ,and its not available anymore ,anyone had any experience with that issue i welcome any opinion thank you ahead

i have a 400 db port engine need removal any one experienced that repairs thx

any one replaced his gas engine on a 400 db ?

dear boaters i need help in finding out if anybody replaced a gas engine 7.4 454 mercruisers in 400 sedan bridge could it be done in water? do they have to dismantle any part of the boat? any advise will be appreciated

hello boaters 400 sb gas engine big block mercruisers replacement any comments or experience in that situations many thx

fellows 400 sedan bridge boaters hope all is well . i have a 400 SB with all rope windlass .i like to replace with stainless chain and rope system what is recommended for my boat please share your thoughts many thanks

hello boaters i have a 400 sedan bridge 1996 like to replace my windlass anchor rope with chain any advise please

hello boaters I have 2 7.4 454 Mercruiser big block at idle looks and sound good then when in gear up to 1500 rpm no issues then anything over no power at all need assistance if anyone experienced same issue thank you

hello fellows sea ray 400 sedan bridge owners wondering if any of you upgraded the factory stereo mine is a 1996 model looking to upgrade my stereo thank you

96 port side big block Mercruiser with injection the engine start right away but sluggish idle until it reach 160 temperature then run smooth couldn't figure it out if I restart the engine it great and keep running smooth I re start the next morning the same result runs good when I re start...