OEM Mercury MerCruiser Dry Joint Exhaust Riser Elbow 864309-C 863424 Bracket 4" 7°
Genuine OEM Mercury MerCruiser Dry Joint exhaust riser elbow, part number 864309-C, removed from a freshwater 5.0L MPI marine engine. This is the 7-degree, 4-inch Dry Joint exhaust elbow used on many MerCruiser GM-based V6 and V8 engines. Included is the original OEM mounting bracket (Part Number 863424) exactly as shown.
This assembly features the factory cooling hose fitting, exhaust outlet, and mounting flange. It is commonly used on many 4.3L V6, 5.0L, 5.7L, and 6.2L MPI MerCruiser engines equipped with the Dry Joint exhaust system.
Please verify compatibility with your engine serial number and part number before purchasing.
Features & Highlights:
- Genuine OEM Mercury MerCruiser Component
- Dry Joint Exhaust Riser Elbow
- Part Number 864309-C
- OEM Mounting Bracket Included (P/N 863424)
- 7-Degree Elbow Design
- 4-Inch Dry Joint Configuration
- Factory Cooling Hose Fitting
- Freshwater Take-Off
- Fits Many MerCruiser MPI V6 & V8 Engines
- Sold Exactly As Pictured
Condition Details:
This is a used OEM exhaust riser elbow removed from a freshwater engine. The assembly shows normal cosmetic wear from previous marine use, including paint chips, light surface rust on hardware, and residue from prior installation. Mounting surfaces and hose connection are intact, and the included bracket is in good used condition. Internal water passages have not been inspected. Please review all photos carefully and verify compatibility before purchasing.
Dealer Sale – Sunset Marine TX LLC
SKU: 10506













