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Lightning Exhaust Systems - 8.1L 496 Chevy

Standard Jacketed Header - 496 8.1L Mercury 37" Wide
Starting From:
$2,399.99
This Part has options, please click the button below to order.

Lightning 496 8.1L Mercury 37" Wide Freshwater Headers

310-40 + Option(s)

  • Replacement for Mercury 496 Manifolds
  • For Freshwater Applications
  • Comes complete with bolts, gaskets, water fittings.
  • Includes Shift and oil filter bracket
  • 2" Primary Tube
  • 37" Wide, see specs for detailed measurements
  • See Additional info for more details on Lightning Headers


Big Block 496 8.1L All Stainless Steel Mercury Headers
Starting From:
$3,499.99
This Part has options, please click the button below to order.

Lightning 496 8.1L Mercury 37" Wide Stainless Steel Headers

310-403 + Option(s)

  • Replacement for Mercury 496 Manifolds
  • Stainless Steel Construction for Saltwater Applications
  • Comes complete with bolts, gaskets, water fittings.
  • Includes Shift and oil filter bracket
  • 2" Primary Tube
  • 37" Wide, see specs for detailed measurements
  • See Additional info for more details on Lightning Headers