UPS SHIPMENT ALERT

Please note that UPS is closed for operation on Monday, January 19 in observance of Martin Luther King, Jr. Day.
This could cause some shipments to be delayed.  UPS will resume normal operation on Tuesday, January 20. 

HOLIDAY ALERT

We will be closed on Wednesday, December 31 & Thursday, January 1 in observance of the New Year holiday.
Any orders placed during this time will be processed on Friday, January 2.

Thank you to all our partners and customers for a terrific 2025!  Have a Happy New Year!

PLEASE CHECK & UPDATE YOUR TAX FORMS!

Is your tax certificate on file expiring?  Ensure that your billing is done accurately by verifying that your tax certificate on file is up to date for 2025.  Customers in Alabama, Arizona and Florida MUST renew their certificates EVERY YEAR!

OUR CREDIT TERMS ARE CHANGING!

Our policies regarding open terms are changing beginning on January 1, 2025.  If your Marysville Marine account operates with open terms (not credit card), please review our new policies to ensure you understand them clearly.

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Exhaust Manifolds

Exhaust Manifolds

6 Items

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  1. SIERRA 18-1986-1 Volvo/OMC GM Small Block Exhaust Manifold
    Volvo/OMC GM Small Block Exhaust Manifold | Sierra 18-1986-2
    SIERRA-18-1986-2
    Item is currently unavailable
  2. Sierra 18-1957-2 MerCruiser GM Big Block Center Rise Exhaust Manifold
    Mercruiser GM Big Block Center Rise Exhaust Manifold | Sierra 18-1957-2
    SIERRA-18-1957-2
    Qty In Stock: 9
  3. SIERRA 18-1997-1 GM Small Block Center Rise Exhaust Marine Manifold
    Generic GM V8 Small Block Center Rise Exhaust Marine Manifold | SIERRA 18-1997-1
    SIERRA-18-1997-1
    Qty In Stock: 5
  4. Sierra 18-1953-2 Mercruiser GM Small Block Exhaust Manifold
    Mercruiser GM Small Block Exhaust Manifold | Sierra 18-1953-2
    SIERRA-18-1953-2
    Qty In Stock: 45
  5. Sierra 18-1902 OMC GM Small Block Exhaust Manifold
    OMC GM Small Block Exhaust Manifold | Sierra 18-1902
    SIERRA-18-1902
    Qty In Stock: 4
  6. Sierra 18-1952-1 Mercruiser Marine Exhaust Manifold - GM V6 4.3L 1985-2002
    Mercruiser GM V6 Exhaust Manifold | Sierra 18-1952-1
    SIERRA-18-1952-1
    Qty In Stock: 23

6 Items

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Sorry, is not an active item in our system. However, we may still be able to help you. Please email us at support@marysvillemarine.com or call us at (877) 860-0967 for assistance. Please make sure to have the item number handy when you contact us.

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