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Store / MerCruiser Petrol, Kits & Parts / 7.4L / 8.2L Big Block V8 / Longblocks
GM V8 Longblock 8.1L 496 cid V8
+2

GM V8 Longblock 8.1L 496 cid V8

AU $33,183.90
Price incl. GST (10%) AU $3,016.72
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GM V8 Longblock 8.1L 496 cid V8
Product Details
Brand: Genuine MerCruiser Reman
MPN: 8M0173777, 8M0187378
Suitable Engine: MerCruiser GM 496 refer options


Longblock Features

  • Marine duty gaskets
  • Hypereutectic pistons (stronger than factory pistons)
  • All new marine valves & valve springs
  • Marine cylinder heads
  • New marine water pump
  • New or polished marine camshaft - never reground!
  • Exclusive MerCruiser 350 & 377 camshaft profiles available
  • Timing cover included
  • Marine oil pan & windage tray
  • 100% Inspection Before Shipment
    • Hot Tested
    • Pressure checked
    • Compression checked
    • UV light & dye leak check
  • New high flow oil pump
  • CNC machined remanufactured MerCruiser marine block
    • Line bored Cam & mains
    • Max 0.040" CNC Overbore
    • CNC honed
    • CNC deck machining
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Display prices in: AUD

10% off all engine service kits - ends 28 February 2025, online orders only

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