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  • OEM Mercrusier Quicksilver 8.1L / 496 MAG V8 HO Long Block Assembly- 8M0187378
  • OEM Mercrusier Quicksilver 8.1L / 496 MAG V8 HO Long Block Assembly- 8M0187378
  • OEM Mercrusier Quicksilver 8.1L / 496 MAG V8 HO Long Block Assembly- 8M0187378
  • OEM Mercrusier Quicksilver 8.1L / 496 MAG V8 HO Long Block Assembly- 8M0187378
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OEM Mercrusier Quicksilver 8.1L / 496 MAG V8 HO Long Block Assembly- 8M0187378

Marine parts, fast fulfillment, real support
Get the right part without slowing down your season. PowerBoatSupply helps boat owners order with confidence, backed by trusted marine parts expertise and responsive support.
✓ Fast shipping ✓ Fitment help ✓ Secure checkout
Brand:
Part Number:
MM-8M0187378
$22,625.00 $19,999.99
— You save $2,625.01
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Availability: Limited Stock - Factory Transfer - Please call before ordering for ETA Shipping: Free Shipping Over $99


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Description

Quicksilver Value Series Longblock. 8 Cylinder 8.1 Liter, 496 V-8 (Left-Hand Standard Rotation) 100% New Content.

Replaces 2001 & up 496 Mag & 8.1L Horizon MerCruiser, Mercury Remanufacturing, & Quicksilver base engines.

This service block can be used with other makes.

Engine Features:

  • Heavy Duty Iron Block with Splayed 4-bolt Main Bearing Caps,
  • Priority Main Oiling System,
  • 8.6:1 Hypereutectic Pistons,
  • Roller Camshaft,
  • 1.7:1 Rocker Arms,
  • Forged Steel Crankshaft,
  • Billet oil adapter.

Quicksilver Iron Cylinder Heads feature Black-X Valve Technology, hardened seats, and shot peened marine valve springs.

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Warranty Information

Mercury Marine & Quicksilver products carry a 1 year factory warranty against defects and workmanship. Serialized items such as engines, drives, and transom assemblies must be installed by a dealer for warranty to be valid.
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Specs

MPN:
8M0187378

Reviews

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