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Sierra 18-1898 Exhaust Manifold OMC

Original price $268.99 - Original price $268.99
Original price
$268.99
$268.99 - $268.99
Current price $268.99

Sierra 18-1898 Exhaust Manifold OMC GM Big Block Center Rise

  • GM Big Block Center Rise Exhaust Manifold
  • Fits V8 454 GM big block engines
  • Fits both port and starboard sides of engine
  • Replaces Osco CW994

Replaces:Barr CHVA-1-84;Marine Power0991-110. Fits 454cu in. GM Big Block V8 Engines. Port & Starboard.