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  1. J

    Top speed of old Larson

    I have a 1966 16ft all American fiberglass deep v hull. Does anyone know what the top speed the hull is designed for? With its million bubble ride. It cruises at thirty, but has gone faster, what's the biggest engine you can add? Thanks
  2. J

    1973 mercury 1400 changed impeller ...watch video and comment!

    Why is it peeing out the little vent on the lower left? please comment if you like these old mercs!! thank you
  3. J

    power plug into mercury engine

    I have a 1966 mercury 950ss that im going to replace with a 1978 mercury 1400, the power plug looks the same, did mercury hook up the same things on the plugin on both years? when you replace motors do you have to replace the wiring harness to fit that motor? thanks
  4. J

    testing compression on an old tower of power

    can you compression test an engine that is stuck in forward? if i pull all the plugs, does it matter what gear its in? thanks and what compression should a 1978 mercury 1400 have in each cylinder?
  5. J

    Mercury motor weights

    Does anyone know how much a 1978 mercury 1400 weighs? I am replacing a mercury 950.
  6. J

    battery charging...

    I have two marine batterys on the boat. my engine does not charge them. i go out every weekend, and i charge both batterys before i go. one starts it, the other i have hooked to a radio, gps/fishfinder, trolling motor. my question ...will it hurt the life charging them every week? they usually...
  7. J

    reading fishfinders.

    i just bought a lowrance elite 4, to replace an old humminbird, In relation to the boat, when the display is scrolling accross, how can you tell where he fish are in relation to the boat?
  8. J

    1966 merc 950 ss , installing a overheat warning device?

    I have a 66 950 ss tower of power 6 cyl, can an alarm be put on this engine to tell you if it is overheating? i had a impellar go out and the engine got hot enough to make the 2 cyle oil covering it to smoke like hell! can a device be added to this to make an alarm go off, has anyone tried this...
  9. J

    mercury lower end. do you lube the outside of the "drive shaft"?

    i have a 1966 950 ss tower of power 6 cyl, when you pull the lower end and replace the impeller, how much of the drive shaft do you lubricate, just the splines at the top or all of it, and what type of grease should i use? bearing grease? thanks.
  10. J

    ok..here's my new transom cheap fix

    the previous owners used two boards sandwiching the transom. the transom is pretty strong ,i have never seen it flex. i replaced the old wood with a nice piece of birch with 4 layers of helmsman and a aluminum diamond plate cover. i used that runny 5200 to seal the holes. i think my repair will...
  11. J

    what type of sealant for use on transom?

    I know i have read on here what it is, but i cant find it. i am repairing my transom. here is what i am doing. i am replacing a piece of wood on the inside and outside, that has sandwiched the transom in the middle with bolts. what silicone do i use to seal up around the outside of the wood. i...
  12. J

    is my engine too low?

    i have a 16ft 95 hp larson all american. it only goes 27 mph. does the motor look trimed right? too low? water does spray up and out from the cavation plate.
  13. J

    anchor question?

    I have a 16' 1500 lb boat, I only fish in lakes. I currently use just a 15 lb mushroom with a rope anchor line to hold the boat. I am thinking about buying a 10 lb mushroom with 6' of chain tied to a rope. my question is : if there are alot of trees and crappie beds, do chains get caught in...
  14. J

    water pump impeller on a 1966 mercury 950ss

    I replaced the rubber impeller at the start of last year. i have taken the boat out about 25 times , it sat over the winter (inside) . this spring when i took her out she still pees pretty good. how long do impellers last? should i pull the lower end down and inspect it? or just wait for it to...
  15. J

    i almost got hit for the first time...

    Wow, it finally happened, i almost got hit by a pontoon boat. i was at least a quarter mile from this pontoon boat filled wiith people pulling a tuber. i went up the lake a bit and turned around, coming back i was watching another skier on my left. when i look right i see everyone on this...
  16. J

    is this normal? attn old merc owners

    the water sprays outward from my motor. is this normal? it is flooding the back of my boat.
  17. J

    no spark on 2, 4, 6 cyl? good advice for old 66 950 inline 6?

    the motor runs but there is no spark on 2 4 6? any ideas?
  18. J

    mercontrol box operation for dummies help!

    ok, im new to boating, when using the control box, how high up should you lift the black bar at start up? i am lifting way past straight up. then do you put it in gear and then slowly lower the black bar?. Should the idle be high enough to run and putting the warmup lever all the way down...
  19. J

    mercontrol box operation for dummies help!

    ok, im new to boating, when using the control box, how high up should you lift the black bar at start up? i am lifting way past straight up. then do you put it in gear and then slowly lower the black bar?. Should the idle be high enough to run and putting the warmup lever all the way down...
  20. J

    help!!! i need a points gapping tool

    does anyone have a used points gapping tool for a 1966 mercury 950ss. i dont know what this is or how to use it, but i geuss i need one. any help would be welcome.
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