New premium Venom brand Mercury Optimax DFI Tracker diaphragm & air / fuel regulator diaphragm set.
Replaces Mercury part number 8M6002988 & 804533
Fits 2.5L (135 - 175 HP) or 3.0L (200-300 HP) Optimax Engines ONLY
This is the latest version; they are identifiable by their purple color. (The previous models were either green or brown)
8M6002988
Replaces the AIR / FUEL diaphragm that is installed in the port fuel rail (Left side sitting in the boat)
This diaphragm is used in either regulator (fuel or air) on the port side fuel rail for the 3.0L (200 - 300 HP) engines, and for the fuel regulator in the port side rail for the 2.5L (135 - 175 HP) engines.
804533
Replaces the tracker diaphragm that is installed in the starboard fuel rail (Right side sitting in the boat)
The tracker diaphragm is identified by a short knob at the top of the part
Please refer to your repair manual for proper procedures.
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