1977 Evinrude 4HP Outboards Service Manual, PN 5303, Page 19Get this manual
varnish and gum, and the leaves must be perfectly flat and without distortion so that they form perfect seal with the leaf plate baseSee Figure 3-9bDO NOT attempt to bend or repair damaged leaf; replace the complete assembly if damagedDO NOT under any circumstances bend or flex the leaves by handcReplace the leaf stop if any leaves are brokendClearance under leaf stop should be 14" (6.35 mm); adjust if necessary by bending leaf stopSee Figure 3-91294
ALIGNMENT MARKS
Figure 3-7Inlet Needle Valve Seat Wear NEEDLE VALVES aInspect the tapered end of the needle valves for grooves, nicks, or scratches; replace if necessarySee Figure 3-8bDO NOT attempt to alter the shape of the needle valvesLEAF VALV LEAF STOP
LEAF VALVES
if necessary
aInspect the leaf valve assembly and disassemble The leaf valves must be free from all