Replaces OEM part #
- MERCURY MARINE 27-46820A1
Mercruiser GM 454 (7.4L) CID Eng; All 325, 350, 400 HP Jet Drives 330 HP S/N 6083144 & BELOWKit Contains:
(2) 18-0418 Exhaust Mounting Gasket - replaces O.E. # 27-46820
(4) 18-0885 Exhaust Elbow Mounting Gasket - replaces O.E. # 27-48042
(4) 18-2832 Manifold End Cap Gsk. - replaces O.E. # 27-48043-1
This product ships in 1 business day.
Add to Cart and enter your Postal Code to determine the shipping charges and estimated delivery date.
* Most products and orders leave our warehouse in 1 business day. However, select items may take more processing time. Alaska and Hawaii orders please add 1 additional warehouse processing day.
Standard Shipping Policies