Picture of Y40-1BN Rochester Quadrajet marine carburetor with remote choke

Y40-1BN Rochester Quadrajet marine caburetor with remote choke for MerCruiser I/Os and inboards

Picture of Y40-1BN Rochester Quadrajet marine carburetor with throttle linkage
Click picture for close up view

Remanufactured MerCruiser Rochester Quadrajet

454 CID 7.4 Liter
330 (454 CID) 7.4L MCM/MIE

Note: You will enter Boat Make/Model & Engine Size in Boxes Below

MerCruiser Y40-1BN Remanufactured Marine Rochester Quadrajet Carburetor with integrated remote choke like pictured above (Click Picture for close up view). Please include your carburetor number, engine size, and boat information to ensure we deliver the same marine carburetor for your engine/boat including single and twin engine applications. Below is a picture showing the location of the carburetor number. Your marine carburetor will be flow tested, calibrated and idle adjusted and be ready for easy installation.

Provide Information About Your Carburetor & Boat
*Required fields

If not sure on any question below, enter (Not Sure)
*Boat Year:
*Boat Make/Model:
*Engine Size:
*Engine Configuration :
Note: You can order a 2nd carburetor later in the order process. This question is for calibration and idle parameters.
Picture of Y40-1BN Rochester Quadrajet marine carburetor with location of carburetor number
Click picture for close up view
*Carburetor Number:
Additional Comments:
*Core Return:
*Where did you find us?:
Serving our valued customers for over 40 years. We use only new parts and the carburetor is coated with a long lasting Aluminum Oxide finish and then coated with black lacquer paint for extra protection. Delivering you a completely tested, calibrated, and idle adjusted carburetor. Our remanufactured marine carburetors are ready for easy installation and come with a complete one year warranty.

*Base Gasket:
*I have read,
understand, and accept
the core return policy:
I Accept Core Return Policy
This Quadrajet is also Available with an
Electric Choke
If your Rochester Quadrajet has an electric choke or you would like an electric choke replacement marine carburetor click here.

Purchase Y40-1BN Rochester Quadrajet marine carburetor with remote choke from flyingfishcarburetors.com

We pay for you to return the old core from anywhere in the continental United States. The remanufactured carburetor includes UPS return shipping label. Repack your core in the box that your carburetor came in, adhere the UPS label, and give to any UPS driver or bring it to any UPS drop box.

Click here for more information on core returns and refunds

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Quantities can be changed in cart...

Click to view UPS ground shipping chart