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Home > MARINE CARBURETORS > MERCRUISER > 8 Cylinder (4 Barrel) Rochester  >  OEM Rebuilt Rochester 4 Barrel Y40-1A

Get back on the road or water, FAST!

We ship your carburetor before you send us your core!
If you're returning a core, we'll email you a free return label - just send it back within two weeks!
Questions about this carburetor - Call: 1-800-250-8746
8:00 a.m. - 5:00 p.m. EST 
Phone support pauses daily from 12 PM to 1 PM


OEM Rebuilt Rochester 4 Barrel Y40-1A

Your Price: $310.49
Part Number:502

Year:

1975-1995

Engine:

(305 CID) 5.0 - (350 CID) 5.7 Liter

Carb Make/Model:

Rochester

Description:

Standard with Remote Choke, Fuel Inlet Faces Side

Model:

198/898 LX/MIE 255 MIE/GM 260 BRAVO CRUSADER ALPHA MAGNUM SKI 300MR/TRS
  • FREE CORE RETURN SHIPPING:We'll send you a Pre-Paid shipping label for Core Return

Choose ONLY ONE of the Core Deposit options below

Please read our core return policy here.
Core Deposit - Required, please select
NO CORE DEPOSIT - SEND US your carb for REBUILD & RETURN.
Purchase OUR carb - I WILL return a core for refundable deposit (+$75.00)
Purchase OUR carb - I will NOT return a core (+$75.00)
Base Gasket (For underneath the carburetor)
YES - Include Base Gasket (+$9.00)
Re-manufactured OEM carb by Guaranteed Carburetors.
  • We use the highest quality ethanol-resistant parts.
  • Marine painted for corrosion protection
  • All units are flow bench tested and require little or no tuning
  • Just "Bolt on and Go"
Don't put your boating season in jeopardy using an inferior reproduction carburetor assembled overseas. This is a genuine, rebuilt, OEM Rochester.
This rebuilt carburetor has a core deposit. It is refundable when you return the core.
Looking for your carburetor number? Watch our video: