Mercury Mariner 30/40 4-Stroke Outboard Service Manual 1998, Page 184Get this manual
Quality of the image is intentionally reduced!
CYLINDER HEAD
ROCKER SHAFT Outside Diameter ROCKER ARM
Inside Diameter of Bore
0.62880.6296 in(15.971 -15.991 mm) 0.62990.6306 in(16.00016.018 mm)