Mercury-Mercruiser 8M0187366 Longblock 5.7L 350 V-8 05-15
This is a genuine Mercury Marine Quicksilver factory OEM part, not aftermarket
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8M0187366 Quicksilver Value Series Longblock
8 Cylinder, 5.7 Liter, 350 V-8
(Left-Hand Standard Rotation) 100% New Content
Replaces all makes of 2005-2015 5.7L Gen+ marine engines using an 8-bolt intake manifold with high torque marine camshaft for 4800-5200 RPM range.
Does not include provisions for a mechanical fuel pump.
Engine features: Cast iron block, nodular iron crankshaft, single-piece rear main seal, roller camshaft, marine oil pan, high flow oil pump, harmonic balancer andCPS included. Quicksilver cast iron cylinder heads include: hardened seats, screw in studs, & Black-X valves.
300 HP 100% New Quicksilver Marine Engine
Applications include:
2005-2015 MCM/MIE 350 Mag & 5.7L MPI engines (SN 0W310000 & up)
Quicksilver 350 MPI Alpha, Bravo, Inboard, & Tow
Volvo 5.7Gi-300-J EFI model
Quicksilver Value Series longblocks are built from scratch for Marine applications, and some are compatible for Industrial duty! 100% new Quicksilver Value Series longblocks are not remanufactured nor converted automobile units.
3-Years of Limited Warranty in the USA
Improvements to the original products include:
Black-X Valve Technology
21N Intake valve parent material
24N Exhaust valve parent material
Plasma nitride prevents valve sticking & increases toughness
Chrome-Cobalt alloy seats resist corrosion from alcohol fuels
Valve life improved 42%
Hardened valve seat installed in the cylinder heads
Hardened Intake & Exhaust seat inserts
Premium alloy seat material
Heavy duty head and block castings
Resist corrosion and cracking
Higher loading capacity
Ability to use solid engine mounts
Premium components
100% brass core plugs
8M0187366 Quicksilver Value Series Longblock
8 Cylinder, 5.7 Liter, 350 V-8
(Left-Hand Standard Rotation) 100% New Content
Replaces all makes of 2005-2015 5.7L Gen+ marine engines using an 8-bolt intake manifold with high torque marine camshaft for 4800-5200 RPM range.
Does not include provisions for a mechanical fuel pump.
Engine features: Cast iron block, nodular iron crankshaft, single-piece rear main seal, roller camshaft, marine oil pan, high flow oil pump, harmonic balancer andCPS included. Quicksilver cast iron cylinder heads include: hardened seats, screw in studs, & Black-X valves.
300 HP 100% New Quicksilver Marine Engine
Applications include:
2005-2015 MCM/MIE 350 Mag & 5.7L MPI engines (SN 0W310000 & up)
Quicksilver 350 MPI Alpha, Bravo, Inboard, & Tow
Volvo 5.7Gi-300-J EFI model
Quicksilver Value Series longblocks are built from scratch for Marine applications, and some are compatible for Industrial duty! 100% new Quicksilver Value Series longblocks are not remanufactured nor converted automobile units.
3-Years of Limited Warranty in the USA
Improvements to the original products include:
Black-X Valve Technology
21N Intake valve parent material
24N Exhaust valve parent material
Plasma nitride prevents valve sticking & increases toughness
Chrome-Cobalt alloy seats resist corrosion from alcohol fuels
Valve life improved 42%
Hardened valve seat installed in the cylinder heads
Hardened Intake & Exhaust seat inserts
Premium alloy seat material
Heavy duty head and block castings
Resist corrosion and cracking
Higher loading capacity
Ability to use solid engine mounts
Premium components
100% brass core plugs