Product Overview
Exhaust Manifold w/Hardware

Keep your MerCruiser engine purring smoothly with the Sierra Exhaust Manifold with Hardware. This crucial component ensures efficient exhaust gas flow, preventing back pressure and maximizing engine performance. Built to withstand the harsh marine environment, the Sierra manifold offers dependable durability and long-lasting reliability, giving you peace of mind on the water.
Key Features
- Durable Construction: Engineered to resist corrosion and withstand the rigors of saltwater exposure.
- Enhanced Performance: Facilitates optimal exhaust flow, reducing back pressure and improving engine power.
- Direct Replacement: Designed as a direct replacement for MerCruiser exhaust manifolds, ensuring a hassle-free installation.
- Includes Hardware: Comes complete with necessary hardware for a quick and convenient installation.
- Sierra Quality: Backed by Sierra's reputation for manufacturing high-quality marine engine parts.
- Meets or Exceeds OEM Standards: Guaranteed to meet or exceed the performance and durability of the original equipment manifold.
- Compatible with MerCruiser 3.0L Alpha One Engines: Specifically designed for use with this popular engine model (see source information for detailed compatibility).
- Limited Lifetime Warranty: Ensures long-term protection against manufacturing defects.
What's in the Box
- Exhaust Manifold
- Necessary Mounting Hardware
Specifications
The Captain's Take
After years of battling saltwater corrosion on lesser manifolds, I switched to Sierra. The difference is night and day. This manifold's robust construction and precise fitment give me the confidence to push my MerCruiser to its limits, knowing the exhaust system is up to the task. It's a smart investment for any boat owner who values performance and reliability.