Product Overview
Riser Gasket Restricted

Ensure peak performance and prevent leaks in your MerCruiser engine with the Sierra Riser Gasket Restricted. This crucial component creates a reliable seal between your exhaust riser and manifold, preventing water intrusion and maintaining optimal engine operation. Built to withstand the harsh marine environment, the Sierra gasket offers a durable and dependable solution for a worry-free boating experience. Don't let a faulty gasket ruin your day on the water – choose Sierra for quality you can trust.
Key Features
- **Precision Fit:** Engineered specifically for MerCruiser engines for a perfect seal and hassle-free installation.
- **Restricted Design:** Optimized for standard cooling systems, ensuring proper engine temperature and performance.
- **Durable Construction:** Made from high-quality materials resistant to corrosion, saltwater, and extreme temperatures.
- **Prevents Leaks:** Effectively seals the connection between the exhaust riser and manifold, preventing water intrusion and potential engine damage.
- **Reliable Performance:** Restores optimal engine operation and extends the life of your engine.
- **Direct Replacement:** Compatible with Mercury MerCruiser part number 864850A02 and several Sierra, Mallory Marine, and replaced part numbers (see specifications for full list).
- **In Stock and Ready to Ship:** Get back on the water quickly with our readily available inventory.
Specifications
The Captain's Take
As a seasoned captain, I know the importance of reliable engine performance. The Sierra Riser Gasket Restricted is a must-have for any MerCruiser owner. It's a small part that makes a big difference in preventing costly repairs and ensuring smooth sailing. Invest in peace of mind with this high-quality gasket.