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  1. nextboat1

    Which resin to finish floor?

    Hello, I’m currently restoring a 1971 Slickcraft. All stingers, bulkheads and the transom have been fully replaced and glassed, and I am now ready to install and glass the new decking. As of now only west system epoxy has been used. I’m wondering if I can finish out the floor with polyester...
  2. nextboat1

    Pre 1995 Bravo II vs post 1995

    Hello, I have a 1992 Mercruiser Bravo II that may be in need of a new cone clutch/gearset. It is very hard to shift into gear. The lower shift cable is new and the upper slides like butter when disconnected. I am going to remove the rear cover to check the detent ball and spring but am preparing...
  3. nextboat1

    Bad vibration at low rpm

    Hello all, Ill start with a little history on the boat. Its a 1998 Rinker Captiva 232 with a Mercruiser 5.7 mated to an Alpha Gen II drive. I purchased a new engine for the boat this winter and had it installed by a local marina about a month ago. They were hired to drop engine in, replace the...
  4. nextboat1

    Open or restricted riser gaskets?

    Hello, I just purchased a new set of Sierra risers and manifolds for my 5.7 with an alpha drive. My old risers had restricted gaskets. Should I use restricted gaskets again or should I use the open ones. I seem to recall reading a bulletin somewhere that said I should use the open ones. My...
  5. nextboat1

    Engine removal question...oops?

    I removed my engine about a month ago and everything went smooth. I sat down and reread the manual today and noticed that I may have screwed up. When removing, I left the engine mounts attached to the stringers and unbolted the engine from them. The manual says to remove the two lag bolts from...
  6. nextboat1

    My 350 build...Advice needed!

    Hi all! My purpose for starting this topic is two fold. I would like to chronicle my 350 build and gain knowledge from of all my fellow IBOATers. To start, the engine is being built for my 1998 Rinker 232 Captiva Bowrider. It is equipped with an Alpha Gen II drive (1.47) and weighs in at just...
  7. nextboat1

    Older engine in newer boat

    Hello, I have a 1998 Mercruiser 5.7 serial number 0l020702. I need to replace the engine this winter and am curious if I could use an older 2 piece rear main seal block. If so, what would I need to change? I only ask because I have a freshly rebuilt 5.7 that I purchased for another boat. My...
  8. nextboat1

    Bad Knock Module?

    Hello, I have a Mercruiser 5.7 with a TBV ignition and a mercrcarb. I have been having issues with the boat running seemingly rich at idle, as well as fouling plugs and "sputtering" or backfiring while trying to plane. It will eventually get past this, but still feels very lethargic in the...
  9. nextboat1

    Mercarb rebuild questions

    Hello, I have a mercarb 861245N on my 1998 Mercruiser 5.7. I want to order the correct rebuild kit and float but am unsure which kit I need. Also, I see that there is a gasket on the manifold, then a spacer, and then a gasket between the spacer and carb. Do I need a thick base gasket as I have...
  10. nextboat1

    Backfire through carb, thunderbolt 5

    Hello, I recently purchased a new to me boat and am having some issues. The boat is a 1998 Rinker Captiva 232 BR with a Mercruiser 5.7, Alpha drive, and Thunderbolt 5 ignition. The engine serial number is 0l020702. All testing has been done while running on the muffs in the driveway. After a...
  11. nextboat1

    Temp gauge pegged with key off

    Hello, i noticed that after running my boat my temp gauge will go up to 220 sometimes after i shut the key off. Sometimes it returns to 0. If I turn the ignition back on the temp guage will lower. My boat always runs in the 170 range wether at idle or on plane. Is it normal for a temp gauge to...
  12. nextboat1

    Another winterization question. ..y pipe

    Hello all, I have a 5.7 mercruiser with an alpha gen II drive. I replaced the thermostat today as preventative maintenace for next season and decided to winterize the boat while i was at it. I pulled all the drain plugs and let the water flow out. I poked around to ve sure of no blockages and...
  13. nextboat1

    No PCV valve, is this right?

    I was looking at the boat today and noticed that one vavle cover has a hose and plastic elbow inserted into it that lays on top of my intake (vent I'm assuming) and the other valve cover is solid with no ports or holes for a vent or PCV valve. My gut tells me that this is not right, but any help...
  14. nextboat1

    Help finding a camper canvas for 1990 Sea Ray 220 DA

    Hello, I'm wondering if anybody might know where I can find a camper canvas for my 1990 Sea Ray 220DA. I have checked all the usual spots like eBay and have not been able to find one. I also contacted Great Lakes and was told that they do not have the patterns for a boat that age. any help would...
  15. nextboat1

    Where to find a camper canvas for a 1990 Sea Ray 220 DA

    Hello, I'm wondering if anybody might know where I can find a camper canvas for my 1990 Sea Ray 220DA. I have checked all the usual spots like eBay and have not been able to find one. I also contacted Great Lakes and was told that they do not have the patterns for a boat that age. any help would...
  16. nextboat1

    Hose routing from thermostat housing to risers

    Hello, I have a raw water cooled Mercruiser 350 and I'm wondering if I have my hoses routed correctly to the manifolds/risers. I attached a link to a picture of the current setup. It looks to me that the hoses to the riser/manifold in the left of the photo are backwards, but id like to be sure...
  17. nextboat1

    Prop 48-78116-15 replacement

    Hello, Im wondering if anyone can decode this serial number and help me to select a new prop. Thanks.
  18. nextboat1

    Help in selecting correct exhaust shutters

    Hello, I'm trying to gather all my parts (as I do every year) to get my boat ready for my spring launch. I replaced my water pump impeller a couple weeks ago and found a piece of my exhaust shutter in the outdrive. I want to replace them, but I am having a hard time selecting the correct ones...
  19. nextboat1

    Prop selection....Previous Prop Unknown!

    A good friend of mine came to me with this question, but I am unsure how to answer. Any help will be greatly appreciated! He purchased a 1989 Sea Ray 220DA Cabin Cruiser. Overall length is 23.8'. It has a rebuilt 5.7 that has right around 300hp. The boat has Gen II transom assembly installed...
  20. nextboat1

    Boat security ideas while in slip

    Hello, I'm looking for some ideas or experiences regarding boat security while my boat is slipped for the summer. The marina that I dock at has security cameras directed towards the parking area, but nothing directed towards the boats themselves. I have spoke with the marina owner in regards to...
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