Mercury Optimax 115, 135, 150, 175, DFI year 2000 and up service manual., Page 253Get this manual

Mercury Optimax 115, 135, 150, 175, DFI year 2000 and up service manual., Page 253

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OIL INJECTION
Oil System Operation
Oil in this engine is not mixed with the fuel before entering the combustion chamberOil is stored inside the remote oil tank in the boatCrankcase pressur

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