Big Block Manifold Kit

This item for sale is a brand new Exhaust Manifold Kit for Mercruiser big block 7.4L/454ci & 8.2L/502ci marine engines.

Fits most:

• Mercruiser 7.4L 454ci GM Serial #OB771113 & Later
• Mercruiser 8.2L 502ci GM Serial #OC878221 & Later

Replaces Mercruiser OEM#'s

• 89011A8

• 807078A2

• 807078A4

• 807078A6

• 807988A03
• 807988A2
• 44354A13
• 44354A9
• 44354A10
• 807914A1
• 44354A3

Includes:

• Manifolds (2)

• Elbows/Risers (2)

• Gaskets (4)

If you have any questions about this item or to pay for your purchase via credit card, please contact us at 508-791-4917.  

Thanks For looking!

Note to International Buyers: Doug Russell Marine (seller) is not responsible for import taxes, duties, brokerage fees, or any other additional fees associated with your transaction. Such fees are the sole responsibility of the buyer. We suggest you contact your local government and freight carrier prior to purchase for additional information.