Mercury Optimax 75, 90, 115, DFI starting year 2004 service manual., Page 268Get this manual

Mercury Optimax 75, 90, 115, DFI starting year 2004 service manual., Page 268

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EMISSIONS
Homogenized Charge
A homogenized charge has the fuelair particles mixed evenly throughout the cylinderThis mixing occurs inside the carburetor venturi, reed blocks and crankcaseA