Product Overview
Manifold V6 Dry Joint Exhaust

Upgrade your MerCruiser V6 engine with the Sierra Manifold V6 Dry Joint Exhaust for unparalleled performance and peace of mind. This innovative manifold virtually eliminates the risk of water entering your cylinders due to gasket failure, a common issue with traditional manifolds. Its dry joint design ensures water is transferred externally, protecting your engine from costly damage and ensuring smooth, reliable operation. Enjoy enhanced engine performance and longevity with this essential upgrade.
Key Features
- **Dry Joint Design:** Prevents water intrusion into cylinders for superior engine protection.
- **Compatible with GM V6 (262cid) engines from 2002 and newer:** A perfect fit for a wide range of MerCruiser powered boats.
- **Replaces MerCruiser part number 864612T01:** A direct replacement for easy installation.
- **Compatible with 4.3L CARB ALPHA/BRAVO and 4.3L MPI ALPHA/BRAVO:** Ensures compatibility with popular MerCruiser sterndrive systems.
- **Durable Construction:** Built to withstand the harsh marine environment.
- **Improved Performance:** Experience smoother engine operation and increased longevity.
- **Easy Installation:** Designed for straightforward replacement of the old manifold.
Specifications
The Captain's Take
After years of battling corroded manifolds and the nightmare of water in the cylinders, I switched to the Sierra Dry Joint Manifold. It's a game-changer. The peace of mind knowing my engine is protected is invaluable. Plus, the performance boost is noticeable. This is a must-have upgrade for any serious boater with a compatible MerCruiser.