Search results

  1. kunas

    HELP: broke 1979 20hp -will the lower from a 1976 20hp fit?

    please and thank you HELP: broke 1979 20hp -will the lower from a 1976 20hp fit?
  2. kunas

    1979 thunderbolt 20 hp, won't idle, good comp, good spark

    I'm backkk. still slowly working on the 1979 thunderbolt 20 hp here's the scoop: cleaned the carb, took it all the way down, put it back together. nice good spark, 135 psi on both cylinders won't stay running won't idle only a few putts then dies will continue to run while spray starting...
  3. kunas

    20 hp -1979 thunderbolt - where to get part?

    I just got this motor from a friend and it has a few problems. I'm hoping the great members can offer some help. first: what I would refer to as the prop shaft retainer is broken from the shaft part. I'll take a picture and post it today... where can I find this part? I searched some online...
Top