Free help & advice Learn more
Gift cards now available Learn more
Free shipping over $100
Free help & advice
Hassle-free returns
Open 7 days a week
Huge savings across all ranges sitewide
Back to MerCruiser 7.4L 454 CID GEN. V 425HP V-8 Sterndrive — 0A398941 THRU 0D937011
Match the application and restrictions below with your engine or drive before ordering.
Serdamarine
27-46820 Exhaust Manifold Gasket for MerCruiser GM Big Block
Your cart is empty
Subtotal:$0.00 USD
Loading...
Hurry! Offers end soon.
Visit our support center
Expert help & advice
Check your order status
Updates & tracking
Returns & exchanges
All you need to know
Price-match guarantee
Our promise to you