1988 "CC" Colt / Junior thru 8 Models Service Manual, P/N 507659, Page 52Get this manual
Severe Service The fueloil ratio for recreational models approved for 100: operation must be increased to 50: (2 oil) when used in commercialrental, or extended severe serviceThe additional oil is required to provide added protection against wear and corrosion of internal partsModels equipped with AccuMix will require 100: (1 oil) fueloil mixture in the fuel tank in addition to the lubrication supplied by the AccuMix system FuelOil Mixing Instructions INotel To used if engine's AccuMix automatic oiling system is not desired Gasoline is extremely flammable and highly explosive under certain conditionsAlways stop engine and do not smoke or allow open flames or spark near the boat when refueling or changing fuel tanksAlways mix in well ventilated area ill
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Portable tankPour approximately gallon (4 litres) gasoline into tank and add required lubricant Replace filler cap securelyThoroughly mix by shaking tankAdd balance of gasol ineBuilt-in tanksTo prevent static spark, use large metal filter funnel as shown in figureThe fuel nozzle must contact the metal funnel when filling the tank