1977 Evinrude 4HP Outboards Service Manual, PN 5303, Page 9Get this manual
LUBRICATION CHART LUBRICATION POINT 1Steering Handle Pivot, Detent, and Clamp ScrewsSee Figure 2-2 2Cam Follower, Carburetor Linkage and Choke Rod See Figure 2-3 3Motor Cover Latch See Figure 2-4 4Gearcase See Figures 2-5 and 2-6 LUBRICANT OMC Sea-Lube'" AntiCorrosion Lube OMC Sea-Lube AntiCorrosion Lube 60 days FREQUENCY (PERIOD OF OPERATION) FRESH WATER #SALT WATER 30 days
OMC Sea-Lube'" AntiCorrosion Lube OMC Sea-Lube'" HI-VIS Gearcase Lube
60 days Change after first 20 hours of operation and check 50 hours of operationAdd lubricant if necessary
30 days Same as Fresh Water