Search results

  1. S

    87 Mariner 90hp screen-screw hose location

    Hello, I'm putting together a 1987 Mariner 90hp 3cyl engine that I took apart last year to replace a worn out crankshaft and connecting rods/bearings, etc. I'm now down to the last few details and can't figure out (nor can I remember) where to connect a black rubber hose, about 1' and 1/2...
  2. S

    Hello and help please: 90hp 1989 Mariner knocking.

    Hi all! New to the forum and to boats. Recently purchased a defective 1989 90hp, 3cyl 2stroke engine that knocks at higher RPM. At idle and low RPMs it does not knock but once the throttle is opened, the banging is very obvious and loud. It sounds as either a piston is hitting the head, a...
Top