Mercury Mariner 4, 5, and 6HP 4-Stroke Factory Service Manual, Page 124Get this manual

Mercury Mariner 4, 5, and 6HP 4-Stroke Factory Service Manual, Page 124

Quality of the image is intentionally reduced!

CYLINDER HEAD
Standard Value "a" Intake Valve Exhaust Valve 0.031 in(0.8 mm) 0.031 in(0.8 mm)

Limit that needs Repair 0.0708 in(1.8 mm) or greater 0.0708 in(1.8 mm) or greater