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Mercury-Mercruiser 8M0187366 Longblock 5.7L 350 V-8 05-15

Picture of Mercury-Mercruiser 8M0187366 Longblock 5.7L 350 V-8 05-15 Bar codes for Mercury Marine part number 8M0187366
8M0187366 Longblock 5.7L 2005-15
This is a genuine Mercury Marine Quicksilver factory OEM part, not aftermarket
Please check our current stock level and order below. Use the Contact Us form at the bottom of the page for any questions
Availability: 1 in stock
Manufacturer part number: 8M0187366
GTIN: 678633153716
Normally Ships: Available - Next business day
Manufacturer: Mercury Marine
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MSRP: $9,475.00
$8,944.41

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