Unrealistic expectations for 71 20hp johnson?

[jimmbo]

1968 was the last yr where Crankcase Condensate was purged into the Exhaust Housing.

In post #18: That hose#27, is listed as going to the Manifold. The is also another Hose#4 shown that goes to the Bottom of the Crankcase, near the Bottom Bearing, but doesn't say where is goes

https://www.marineengine.com/parts/johnson-evinrude-parts.php?year=1971&hp=20&model=20R71S&manufacturer=Johnson&section=CYLINDER+%26amp%3B+CRANKCASE