For Mercury Optimax 3.0L Model Engines (200 - 300 HP), Fits both the air and fuel regulator
Additionally, it is the same diaphragm used for the fuel diaphragm on the O-ptimax 2.5L Model Engines (135 - 175 HP).
This diaphragm is used 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 side rail for the 2.5L engines.
Note: The Air/Fuel diaphragm for sale is not the tracker diaphragm that is installed in the starboard fuel rail on either the 2.5L or 3.0L Optimax Engine.
This diaphragm is the flat top. Inside with steel balls
If you have a large demand for this product, please send an email to sale@trusauto.us, and we will contact you as soon as possible.
Expected shipping date : Shipped on the second business day.
Shipping cost : For shipping within the United States, most regions are eligible for free delivery, with only a few remote areas subject to pricing based on specific shipping rules.
Return : 60 days returns. Buyer pays for return shipping.
OEM Part Number
8M6002988
804533
Fit For the Following Models
For Mercury Optimax 3.0L Model Engines (200 - 300 HP), Fits both the air and fuel regulator
Additionally, it is the same diaphragm used for the fuel diaphragm on the O-ptimax 2.5L Model Engines (135 - 175 HP).
This diaphragm is used 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 side rail for the 2.5L engines.
Note: The Air/Fuel diaphragm for sale is not the tracker diaphragm that is installed in the starboard fuel rail on either the 2.5L or 3.0L Optimax Engine.
This diaphragm is the flat top. Inside with steel balls