Search results

  1. U

    1978 thunderbolt 1150 remove roller bearing

    Thanks I just need to get a mandrel
  2. U

    1978 thunderbolt 1150 remove roller bearing

    Suppose to say how do I take this out to out another roller/needle bearing in?
  3. U

    1978 thunderbolt 1150 remove roller bearing

    It’s the forward gear the one I have to take out the pinion.
  4. U

    1978 thunderbolt 1150 remove roller bearing

    How do I get Thai out to out another in? Mine blew a seal and one of the bearings came out and the rest fell out when I took it apart
  5. U

    1989 Stratos 279v top off restoration

    Very helpful for me but one thing I don’t understand is in the front deck when I was looking at making a recess tray and at some point have to replace the plywood but on that part it has gel coat fiber glass plywood and 2” rigid board insulation why does it have insulation under top potion of...
  6. U

    1989 Stratos 279v top off restoration

    Just keep all pics coming on this project I have a 1986 stratos and hull # says it’s a 179v but colors on its and mine are exactly the same so when I have to tear mine down and I’m sure I will have to after I got it and started cleaning it out seemed like it was a ‘oak tree find’ rather than a...
  7. U

    1979 1150 thunderbolt merc drive shaft

    Next thing I’ll do is adjust jack plate up 1/4inch and see what numbers I get
  8. U

    1979 1150 thunderbolt merc drive shaft

    Thanks for the info I hit 32.6 last night and tach read just under 5 which I think it was 4700rpms but ran smooth until I hit wake and it started ramping kinda scary and noticed fuel usage I’m not use in gas much as before I put some sea form I believe is what it is called and only have ran 1/4...
  9. U

    1979 1150 thunderbolt merc drive shaft

    The lower I have now I got off a guy who worked for merc racing in Nashville and he said the lower I have is a gear ratio of 2.0 could explain top end but boy she gets up on plane fast with the hydrofoil
  10. U

    1979 1150 thunderbolt merc drive shaft

    Yea I messed with trim last night and it hit 32.6 on garmin gps forgot to look at Rpms. I got some compression checker from Amazon a while back and I put it in the spark plug hole hit the key til it turned over checked and the 3 I checked had 0 so I did something wrong on that but I can tell u...
  11. U

    1979 1150 thunderbolt merc drive shaft

    17 stratos believe a 21 it came with original engine
  12. U

    1979 1150 thunderbolt merc drive shaft

    Ran smooth last night best it has ever planes out nice and quick max speed according to garmin was at 32. Thanks for all the input will try to remember it all
  13. U

    1979 1150 thunderbolt merc drive shaft

    Yea I have never seen the plastic piece on any lower u it I got and got it on and other night took forever to get up on plane and pick up speed but hit 30 without trimming it out to see how fast it was dark and coming up on no wake zone reason I didn’t trim it but I have my hydrofoil on and the...
  14. U

    1979 1150 thunderbolt merc drive shaft

    Florence alabama and 2.5 hours away I found a guy who was selling off everything he had so he could move and retire from engine work so for 250 I got entire merc 850 trying to get the aggravating shift shaft now to line up
  15. U

    1979 1150 thunderbolt merc drive shaft

    One is flat looking from top looks as if it has ball bearings and other is a tapered roller bearing not the same
  16. U

    1979 1150 thunderbolt merc drive shaft

    A small one if I decide to do that thinking about heating up the shaft and see if that won’t break something loose
  17. U

    1979 1150 thunderbolt merc drive shaft

    And this bearing is the one that’s on drive shaft from the merc115 foot I cracked
  18. U

    1979 1150 thunderbolt merc drive shaft

    Now I’m really confused tried looking up parts by serial on boats.net it shows a differ bearing pic is bearing that is on my 1150 thunderbolt the one I’m using the gear case and trying to get the drive shaft out
  19. U

    1979 1150 thunderbolt merc drive shaft

    Have to replace bearing what if I drilled out the upper bearing without hitting shaft or gear housing?
  20. U

    1979 1150 thunderbolt merc drive shaft

    Thanks will try that tomorrow after this scratched up eye heals some
Top