Mercury Mercruiser Marine - New Quicksilver Long Block 4.5L 2014-UP (#8M0114790)
Part #: 8M0114790
For shipping estimate:
Add to cart then visit your shopping cart to see shipping options and costs.

Brand *NEW* Longblock Mercury 6 Cyl. 4.5 Liter 275 V6
Replaces 2014 and newer 4.5L engines (s/n 2A441953 and up)
These new MerCruiser longblocks include engine gaskets.
Like the popular Quicksilver Crate Engines, the 100% new Quicksilver Value Series longblocks are not converted automobile units nor remanufactured. Quicksilver Value Series longblocks are built from scratch for Marine applications, and some are compatible for Industrial duty! Quicksilver tooled and assembles these 100% new engines to keep legacy products fully supported with superior products that are now built better than ever!
Standard P&A Mercruiser 1 year limited warranty in the U.S.A.
Mercury Assemblies
Cylinder Block, Camshaft, Crankshaft, and Balanceshaft |
![]() |
Cylinder Head and Rocker Cover |
![]() |
Oil Pan and Pump
MERCRUISER4.5L MPI 200 Alpha/Bravo
MERCRUISER4.5L MPI 200 Alpha/Bravo EC
MERCRUISER4.5L MPI 250 Alpha/Bravo
MERCRUISER4.5L MPI 250 Alpha/Bravo EC
|
![]() |