1988 "CC" Colt / Junior thru 8 Models Service Manual, P/N 507659, Page 46Get this manual
Gearcase LubricationColt and Junior
b To avoid accidental starting of engine while servicing,
twist and remove spark plug lead
Remove drainfill plug from starboard side of gearcaseTurn motor over, starboard side down Allow lube to drain completely
f11 To refill, turn motor so drainfill.ho.le is upFill withOMC.Hi-Vis
gearcase lubricantIf OMC HI- VIS gearcase lubricant IS not available, OMC Premium Blend gearcase lube can be used as an alternateFill slowly, allowing air to escape, until lubricant appears at holeReplace plug and tighten to torque of 60-84 inIbs(7-9 Nm)
Gearcase Lubrication2.5 thru ill
'" To avoid accidental starting of engine while servicing, twist and remove all spark plug leads
Remove oil drainfill plug and oil level plug from gearcaseWith motor in normal operating position, allow oil to drain completely