1992 Johnson Evinrude "EN" 9.9 thru 30 Service Manual, P/N 508142, Page 19Get this manual
Gearcase Gear Ratio Lubricant Capacity Shift Rod Height 13:28 (0.46) 25 Comm 2812:21 (0.57) OMC Hi-Vis Gearcase Lubricant 11 floz(330 ml) 25 Comm 28floz(245 mil See Page 6-32
Ignition System Type Ignition Module RPM Limit Ignition Coil Magneto Powered Capacitor Discharge 20-30 Rec- 6100 25 Comm- 5700 OMC PIN 582508 Spark Plug, Champion Model 20, 25 28, 30 25 CommRecommended OL77JC4 0.030 in(0,8 mm) OL16V Fixed Gap Alternate L77JC4 0.030 in(0,8 mm) L16V Fixed Gap Sustained High Speed OL16V Fixed Gap OL78V Fixed Gap Alternate L16V Fixed Gap L78V Fixed Gap
Electrical System ._ Battery, Minimum Recommendation Alternator AC Model Tachometer Setting Engine Fuse (20 Amp) 350 CCA (70 Ampere-hours (-18 C) and 100 Minutes Reserve 80 (2r C) Amp, Non-Regulated 60 Watts