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Home > MARINE CARBURETORS > MERCRUISER > 8 Cylinder (4 Barrel) Rochester  >  Universal Marine 5.0/5.7 Small Block

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


Universal Marine 5.0/5.7 Small Block

Your Price: $278.49
Part Number:660

Engine:

5.0, 5.7 Liter 305, 350 CID

Carb Make/Model:

Mercruiser

Description:

4 Barrel

Model:

Small Block
  • FREE BASE GASKET INCLUDED:Matching Base Gasket Included With This Carburetor
  • 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 (+$78.00)
Purchase OUR carb - I will NOT return a core (+$78.00)
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
  • Just "Bolt on and Go"
Don't put your boating season in jeopardy using an inferior knock-off carburetor assembled overseas. This is a rebuilt, OEM carburetor.
This rebuilt carburetor has a core deposit. It is refundable when you return the core.
Looking for your carburetor number? Watch our video: