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  1. INDYCAVER1

    Mercury 50hp 1983 timing issue.

    Hi I have been dealing with issues on my motor for a while and decided to rebuild carbs. I put it back together and was trying to link and sync it but I am having trouble with the timing. Does a normal inductive timing light work on these old 2 strokes. I had it running and was trying to see...
  2. INDYCAVER1

    83 Mercury 50 hp low rpm at wot

    You guys go any suggestions on what to look for on my issue. I did compression check today and all 4 cylinders were 115-120. I finally got the tachometer working and me and my daughter went out today and at wide open throttle we were only running 2900 rpms. I took the carbs off and cleaned...
  3. INDYCAVER1

    75 85 hp mid and lower

    Hey. No have two basket case motors that I'm trying to make into one. The 69 80 up has perfect compression but has cracked lower no tilt trim and midsection is seized from sitting. I rebuilt all vaccum and fuel lines and electrical that is rotten. The 85 is really rough. Someone cut the...
  4. INDYCAVER1

    72 85hp johnson help choosing new prop size and pitch.

    I am real new at this whole prop thing. I have finally got my motor running strong and now need to address the problem that is my current prop. Its a little beat up but not horrible. I cannot find any markings anywhere on inside or out, so i dont know the pitch of it. is there any way to...
  5. INDYCAVER1

    Mercury 115 coil question

    Hey, I have a 1970 115 merc and need a new coil. In looking up numbers, I Am confused on what coil will work for mine. Is there any difference between the early 70's and mid to late 70's coils. Im guessing it has something to do with mine being thunderbolt ignition. Any info would help...
  6. INDYCAVER1

    New to mercury - 1970 115 HP

    Hi, I picked up a new to me motor this week. It is a 1970 115 mercury thunderbolt ignition. I didnt know much about mercs because now i run a johnson, so I didnt know much about what to look for. Now that I have it home I noticed that the distributor says motorcraft on it. Im assuming that...
  7. INDYCAVER1

    Are there better years for force motors than others.

    Hey, i dont know much about force motors, but im in the market for a new outboard and wanted to know about this brand. I was told that they werent good by a few people, and told that they were ok before were bought out, then they had problems. There are a few for sale in my area and I wanted...
  8. INDYCAVER1

    Should I buy this motor?

    A guy near me has a 1975 mercury 850 outboard with controls and tilt and trim for $650. I went to see it yesterday and he couldnt get it started, but he says its starting now its got fresh gas. I noticed the wiring on the motor was all cracked and some wires were even bare. The tilt trim...
  9. INDYCAVER1

    Starter bolts broken 72 85hp johnson

    I have looked around and not seen any other posts about the starter bolts stripping out and breaking on older Johnsons. My neighbor said its a common problem though. Im goin to drill out and helicoil, but I was wondering if there are any other ways to help from the problem happening again. I...
  10. INDYCAVER1

    Adding reserve fuel tank

    Hey, I got a pretty simple question. I have a 16' bowrider that I was thinkin fo adding a extra 6 gal. fuel tank. I currently have a 12 located in the rear of the boat under the splash well. I was thinkin about putting the tank in the front of the boat underneath the front bow seats to add...
  11. INDYCAVER1

    72' 85 hp idles awesome, but dies when I relly open the throttle.

    Hey, I just took my boat out for the first time today. I did alot of work to the hull, but not much to the motor since i have had it. The motor runs fine when hooked to the hose. It will rev up in gear and run fine all through the rpm range in gear, but in the water under load, it stalls...
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