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  1. Rinker captiva 206

    Mercruiser 470 vs. 170 Crankshaft

    I have a 1978 mercruiser 470 and a 1985 mercrusier 170. I spun a rod in the 1978, and the rod journal is almost out of tolerance to be undersize .020. I noticed this crankshaft seems to be a forged crankshaft. I had the 170 sitting on a shelf and to my knowledge the internals are the same aside...
  2. Rinker captiva 206

    Bottom shield 70 to seal aluminum boat

    I acquired an aluminum center console and it was in saltwater since it was new in 1990. It was never kept in the water for more than a day. However, there is some pitting on the bottom of the boat with some thru pin holes. My plan was to use a jb marine weld or permatex water bond to fill the...
  3. Rinker captiva 206

    1988 100hp to 115hp

    Hey guys, I have a 1988 100 hp mercury that replaced my 1989 mercury 115 due to a bad cylinder. Do you know if I'm able to take the 115 carbs and put them on the 100 with out having to change anything else? Thanks
  4. Rinker captiva 206

    1979 mercruiser 470 vapor lock

    I have a mercruiser 470 in my 79 aristocraft 19 and I'm having troubles with restart after sitting on the beach. I have a clear fuel filter right before the fuel pump. I can see that the fuel kinda disappears out of the filter after sitting for a few minutes. I can take a towel and ring lake...
  5. Rinker captiva 206

    1988 Mercury 100 Shift Problem, no forward gear.

    I have a 1988 Mercury 100 that doesn't shift into forward gear. I took the shift cable off at the engine and moved the shift arm by hand. I was able to get reverse to lock in but when I put it forward, the prop just wouldn't lock. It sounds like it wants to catch. almost like it's not engaging...
  6. Rinker captiva 206

    1979 470 backfire at idle

    Did an engine transplant with a 470. Ran the engine in the previous boat earlier this spring and engine ran very well. Finally got the engine in the other boat and started it today. It had a hard time starting and when it did it was backfiring out the carb like crazy. When I gave the engine more...
  7. Rinker captiva 206

    1990 mercruiser 4.3 outdrive leak alpha one gen 1

    I have gear case fluid leaking from the water hole on the bottom of the drive. Took the gear housing off and it looks like oil is coming from the upper driveshaft where the driveshaft goes into. What tools and how hard is it to replace the seals in the driveshaft housing? Thanks in advance
  8. Rinker captiva 206

    1970's Cruisers inc boat identification?

    I have a cruisers inc cuddy cabin boat from the 70's that I dont have much info on. I do have a serial number- 021129 and a model number 21621. Any info would help. Thanks
  9. Rinker captiva 206

    1974 mercruiser 165 getting replaced by 1978 mercruiser 470

    I am planning on replacing the whole powertrain in a 1974 22 foot cuddy. The boat originally had a 1974 Mercruiser 165 with the older style MC-1 drive.(without trim pucks on the side of gimbal ring). I have a junk boat with a 1978 Mercruiser 470 that I would like to swap in.(It has the trim...
  10. Rinker captiva 206

    1990 Monark legend 1800 CC

    Does anyone have any information on a 1990 Monark legend 1800 center console aluminum fishing boat? I tried looking the mfg up, but it seems like they are no longer around. Any general information or brochures on this boat would help greatly. I received the boat as a free project, I am unsure...
  11. Rinker captiva 206

    Mercruiser Manual #3, In search of PDF

    Does anyone have a pdf of the Mercruiser manual #3? Any help is appreciated.
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