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  1. 1

    1999 7.4L mercruiser fuel pressure regulator crossover part?

    So I have been have some fuel issues and replaced the pump and now need to check a dead injector. While the plenum is off I planned on replacing the pressure regulator. Oem mercruiser is 400, but it seems like a standard Delphi for.a work truck would work for 56 bucks Anyone know if the...
  2. 1

    Dead injector?

    So here's the deal. I bought a project 1999 searay 230br. Got it running decent after a bit of back and forth. I still have an issue with it not revving over 3600 rpm under load. I replaced cap/rotor/coil/plugs and wires last season. Set base timing with a techmate. Had to replace the fuel...
  3. 1

    7.4 L29 cylinder drop test netted no change

    Good evening all, 23' bowrider with a 7.4 (L29) engine and bravo 3 drive. Bought and been fixing this past winter, finally got it running we'll enough to use. Been having issues with only getting 3400rpm and 34mph out of it. My biggest gripe though.... pulling skiers up. It just doesn't have...
  4. 1

    7.4L (L29) not hitting WOT (got a rinda)

    Hey everyone. So I have a 1999 mercruser 7.4L (L29) that I've been chasing a issue with it only being able to hit 3600 at WOT. It has new plugs and cap/rotor. I also replaced the fuel pressure regulator and pump. Stock props on bravo 3. 4 people, 20gal gas, no bottom buildup, 23' open bowrider...
  5. 1

    changing out shifter 7.4 l29

    So I've been having an issue with my bravo 3 wanting to shift in and out if gear hard. Originally thought it was just the cables but it seems I have a bit of play in the shifter and binding right at the assembly. I then read the shifter from that time is pretty much junk (quicksilver 3000) and...
  6. 1

    trailer fenders

    Looking to replace my trailer fenders on a boat trailer I bought. They're currently clamp on, plastic style, cracking and breaking in multiple spots. The trailer is a 2001 venture galvanized trailer. Anyone point me in the right direction for what I'd need? I haven't seen tandem step on...
  7. 1

    7.4 L29 idler/tensioner grenaded, issues?

    Hey yall, just a dumb question... Took the boat out with friends to finally see how the kids did in a tube. Went real slow since they're young. I wound up paying attention to them and making sure they were doing alright and not the boat. She started sputtering and died and I saw the water gauge...
  8. 1

    1999 7.4 (L29) only hitting 3400RPM at WOT

    Hey y'all. Bought a 1999 sea ray that ran but stumbled and misfire. It also surged and wouldn't hold idle. Since I had some free time in the spring I was able to do some work. All new as of this spring: -Siphoned old gas. The previous owner didn't run it last year and the gas was at least 2...
  9. 1

    1999 7.4mpi fuel pump issue?

    So im chasing a rough idle and misfire. I bought a boat thst was in decent shape minus it running rough. It had bad gas in it, so I siphoned it out, replaced the feed lines to the filter, filter and anti siphon valve. Looked over everything and replaced the cap, rotor and coil. Went to set...
  10. 1

    mercruiser 7.4 (L29) firing order

    Hey everyone. I have a 1999 mercruiser 7.4 (L29) engine in my sea ray that I've been having issues with. Part of the problem was a backfire thst was persistent and low power. I replaced the plugs and coil and rewired it, now it won't fire off. I was using the mercruiser manual: My plug...
  11. 1

    1999 7.4mpi cold start won't idle

    Hey guys, This will be a little winded backstop but might be helpful. New question. I bought a 1999 sea ray with a 7.4 mpi mercruiser (l29) from a guy that had issues getting it run. Replaced the iac and got it running last year enough to winterize it since it was already mid October. Fast...
  12. 1

    1999 mercruiser 7.4 exhaust tube source?

    Hey all. Picked up a new to me 1999 sea ray with a 7.4 mercruiser, bravo 3 drive and corsa captains choice exhaust. I ran into a problem first time out. Water leaking out the rubber between the corsa pipes the y pipe. It looks like the top of the rubber to the corsa pipe is barely attached. 2...
  13. 1

    how to pull codes/information?

    Hey guys, We have a 1997 Albemarle that has the twin Volvo Penta/Ford 5.8L motors. The motors were built in 1995 (pre ODBII). I have a code scanner (I'm a mechanic, so its used in my auto shop) and used it with the Ford plug, however I couldn't pull any info. Is there any reason that marine...
  14. 1

    1997 Volvo 5.8 rev problem.

    Hey everyone. Just thought I'd ask as I'm completely stumped. I have a 1997 Albemarle with twin Volvo 5.8 FI motors (charcoal colored). They are inboards. I've been having problems with my starboard side motor. First off, it's always had this issue where the tachometer, when running out our...
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