2PCS Fuel Rail Air/Fuel Regulator 8M6002988+1PCS Tracker Diaphragm 804533+Diaphram Tool KiT+Spring kit Fits Mercury Optimax 2.5L 3.0L Engines Replace 8M6002988 804533 91-889431

BRAND: GEPTYERR Manufacturer Part Number: 8M6002988 804533 91-889431

Part OE#: 8M6002988 804533 91-889431 2PCS 8M6002988 Fuel Rail Air 1PCS 804533 Tracker Diaphragm 1 set 91-889431 Diaphram Tool KiT 3 set Spring kit

8M6002988:This diaphragm fits both the air and fuel regulator on all of the Optimax 3.0L Model Engines (200 - 300 HP). Additionally,it is the same diaphragm used for the fuel diaphragm on the Optimax 2.5L Model Engines (135 - 175 HP). Thisdiaphragm issed in either regulator (fuel or air) on the port side fuel rail for the 3.0L engines, and for the fuel regulator in the port siderail for the 2.5L engines. The Air/Fuel diaphragm for sale is not the tracker diaphragm that is installed in the starboard fuelrail on either the 2.5L or 3.0L Optimax Engine. This diaphragm is the flat top.

804533:The tracker diaphragm is identified by a short knob at the top of the part. The tracker diaphragm that is installed in the starboard fuel rail on either the 2.5L (135 - 175 HP) or 3.0L (200-300 HP) Optimax Engines.

91-889431:Diaphram Tool