Mercury Mariner 25HP 4-Stroke Outboard Service Manual 1997, Page 123Get this manual

Mercury Mariner 25HP 4-Stroke Outboard Service Manual 1997, Page 123

Warp Limit
0 .004 in(0.1 mm)

Lines Indicate straight edge measurement

CYLINDER HEAD

Camshaft Bore Inside Diameter "a"

1.45671.4577 in(3700037.025 mm)