This product has been discontinued.
Sierra
Exhaust Manifold - 18-1986-1 - Sierra
Price: $331.66
 Discontinued
Save: $182.33
(35% Off $513.99)
Part # 18-1986-1
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(Discontinued)
This item is found in the following Product Families
Description Customer Questions & Answers Shipping
Port and Starboard
For:
  • GM Small Block V8 305-350 ci
  • 5.0L & 5.7L GM (New Style)

Use with:
  • Exhaust Manifold Gasket: 18-2949
  • Mounting Kit:18-8550

Replaces OEM part #
  • OMC 3852374-2
  • OMC 3857723
  • VOLVO 3852374-2
  • VOLVO 3857723
Q:
How to find out what manifolds fit for my boat?
A:
It is determined by the model or serial number of the engine.

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Q:
How do I know what manifolds and risers and gaskets and hardware I need for my boat?
A:
It is determined by the model or serial number of the engine.

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