The Yamaha 1.8L Intake Manifold to 1.9L Cylinder Head Adapter Flange is the ideal solution for seamlessly pairing a 1.9L cylinder head with a 1.8L intake manifold. Whether upgrading your 1.8L engine with the reinforced Yamaha cylinder head from the 2024+ Yamaha 1.9L engines or using a 1.8L intake manifold on the new 1.9L Waverunner, this adapter flange ensures perfect alignment and effortless compatibility.
Key Features:
Key Features:
- Precise Fit: The adapter flange perfectly matches the 1.8LÕs round intake runners with the oval intake ports on the 1.9LÕs cylinder head, ensuring a seamless fit.
- Easy Installation: The 2-piece design aligns with all concentric studs, making installation straightforward. An O-ring seal groove between the two flanges maintains a perfect seal.
- Optimized Airflow: The adapter flange is shaped to allow a smooth transition from round to oval, enabling the high-flow air-fuel mixture to pass without obstruction.
- Compact Design: With a total thickness of just 0.656", the low-profile 2-piece design allows for minimal intake manifold relocation, maintaining the original engine layout.
Upgrade your Yamaha engine with confidence, knowing that the Yamaha 1.8L Intake Manifold to 1.9L Cylinder Head Adapter Flange will deliver the compatibility and reliability that you expect from FuelTech.