NEW Mercury Marine MerCruiser Mechanical Fuel Pump 42725A3 MANY 2.5L,3.0L, 3.7L

Fits: Mercury 8949
Part #: 42725A3
Made By: Jet Ski Plus
Item Condition: New

See Description For Exact Model and Year Compatibility

NEW premium JetSki Plus brand Mercruiser / Volvo Penta mechanical fuel pump assembly with gasket.

  • Direct replacement part, no modifications required
  • Includes gasket (as pictured)
  • Outlet at 3-o'clock, Inlet at 8-o'clock
  • OE Mercruiser/Volvo Penta quality part
  • Replaces the following part numbers:
  • Mallory 9-35422
  • Mercruiser 42725A3 (Verify your motor use this entire part number including A3)
  • OMC 509407
  • Sierra 18-7282

Please ensure your model motor is listed below for proper fitment.
This part will ONLY work on models and years listed below:

Model  HP/L Year/Serial #
MerCruiser  140 3.0L 6229718 & UP
MerCruiser  3.0LX 3.0L  C856559 & UP Match your flange to picture
MerCruiser  165 3.7L 6916779 & UP
MerCruiser  170 6916779 & UP
MerCruiser  180 3.7-LX 6916779 & UP
MerCruiser  190 (4-cyl) 6916779 & UP
MerCruiser  120 2.5L  6229718 & UP
Mercury Marine MerCruiser 
MerCruiser MC120 2.5L  
MerCruiser MC165 2.5L  
MerCruiser MC170 2.5L  
MerCruiser MC180 2.5L  
MerCruiser MC190 2.5L  
MerCruiser MC 2.5L  
MerCruiser MC 3.0L  
MerCruiser MC470-1  
MerCruiser MC488   
OMC 3.0 L 181 CHEVROLET ENGINE Part Number 509407
Volvo Penta
Volvo Penta 3.0 L 181 CHEVROLET ENGINE 1995-2001

More Information
Brand it Fits Mercury
Order Processing
  • All products are in stock at our St. Louis Distribution Center
  • Orders ship the next business day

Domestic Shipping Within The 48 States
  • Free shipping for all US locations
  • PO boxes can't be utilized for UPS shipments
  • USPS Express Mail expedited shipping option available

Domestic Shipping Outside The 48 States
  • Free shipping for USPS ship methods
  • Large/Heavy items that ship via UPS can't be shipped outside the 48 states

International Shipping
  • Estimated shipping costs are provided in the shopping cart.
  • Large/Heavy items that ship via UPS can't be shipped internationally
Why Order From Us?
  1. Fast & Free US Delivery

  2. 1-Day Handling Time

  3. Always In Stock

  4. Secure Checkout