Quicksilver 8M0114790 MerCruiser 4.5L V6 Longblock Engine Assembly 2014-Up

The Quicksilver 8M0114790 is a brand-new MerCruiser 4.5L V6 longblock engine assembly designed specifically for marine applications. This longblock replaces 2014 and newer 4.5L engines with serial number 2A441953 and up, providing a complete replacement solution for your sterndrive-powered boat.

What's Included:

The longblock assembly includes engine block, cylinder heads, crankshaft, connecting rods, pistons, rings, engine bearings, oil pump, marine seals, marine cam shaft, tappets, timing components, brass core plugs, complete head assemblies, timing cover, oil pan, and marine circulating water pump. Engine gaskets are included with this assembly.

Key Features:

• 4.5 Liter 275 HP V6 configuration delivering exceptional torque and smooth operation
• Bore and stroke: 4.0 x 3.6 inches (101 x 92mm)
• 100% new construction - not converted automobile units nor remanufactured
• Cast-iron componentry where the engine intersects with seawater, with corrosion-resistant aluminum and composites elsewhere
• Compatible with MerCruiser Alpha and Bravo One/Two/Three outdrives
• Multi-point electronic fuel injection for optimal power and efficiency
• One-year limited warranty included

Important Installation Notes:

Intake and exhaust manifold gaskets are not supplied. For proper function and warranty compliance, exhaust manifolds and elbows must be changed when installing a new or reconditioned engine block.

This genuine Quicksilver longblock is engineered by Mercury Marine for exceptional reliability and performance in demanding marine environments. The 4.5L delivers impressive power-to-weight ratio and V8-like performance in a more compact and efficient V6 package.