1991 Johnson/Evinrude EI Outboards 2.3 thru 8 Service Manual, Page 15Get this manual
Gearcase Gear Ratio Lubricant Capacity
13:24 (0.54)
OMC Hi-Vis Gearcase Lubricant
3 floz(90 ml)
Ignition System Type Breaker Point Gap Flywheel Magneto 2.30.014 in (0,35 mm) 3.30.020 in(0,5 mm) Spark Plug, Champion
Model 2.3,3.3
Recommended QL77JC4 0.030 in(0,8 mm)
Alternate L77JC4 0.030 in(0,8 mm)