Sierra 18-1957-2 Exhaust Manifold Mercruiser Online now
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Sierra 18-1957-2 Manifold Replaces 807078T10
For Most Mercruiser Big Blocks with Center Risers. Fits Either Port or Starboard Sides.
Replaces:
- Mercury
- 807078A-6; 807078T10
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- Barr
- MC-1-89011
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- GLM
- 51240
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- Mallory
- 9-40506
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- Marine Power
- 0991-1000
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- Mercruiser Stern Drive
- 89011A8; 807078A6; 807078T10; 807078T09; 807078A4; 807078A2
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- Osco
- 9011
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- Pro Marine
- 51245
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- Exhaust Manifold Gasket 18-0418
- Mounting Kit 18-8532
- Exhaust Elbow Gasket 18-0672
- Exhaust Elbow Gasket 18-0897
- Manifold Riser Spacer 18-1908
- Elbow 18-1970-1
- Elbow 18-1974-1
- Elbow 18-1976-1
- Manifold Spacer 18-1985
- Exhaust Elbow Gasket 18-2849-1
- Exhaust Elbow Mounting Kit 18-8554
- Exhaust Elbow Mounting Kit 18-8555
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Fits Engines: Most Mercruiser (GM) V-8 big blocks; either side. Replaces Mercruiser part #89011A8;OSCO9011 etc. Fits either port or starboard side. Comes with manifold and riser gasket and bottom water fitting (with built-in drain). This manifold will replace most Mercruiser GM Chevy V8 Big Block center rise manifolds. Includes all pipe plugs and mounting gasket. Fits 454 and 7.4 liter18-1957;18-1957-;1;18-1957-2. .Fits either side. 3yr warranty. Use this chart to match other aftermarket part numbers to this part: Osco: 9011 Barr: MC-1-89011 Sierra: 18-1957-1 Aqua Power: 5506 GLM: 51240.Use with: Exhaust Manifold Gasket: 18-0418 Mounting Kit: 18-8532
Use With:
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