Chrysler V-8 Marine Engines manual., Page 24Get this manual

Chrysler V-8 Marine Engines manual., Page 24

Quality of the image is intentionally reduced!

very 100 ntilotion valve and cap assembly from tlic rocker coverIf the valve is not lugged, hissing noise will be heard as air passes through the valve and mng vacuum should be felt when fiiifii?r is