MerCruiser 340 HP 7.4 L 454 V8 CCW Inboard Boat Engine provides plenty of low-end torque, making it perfect for towing, cruising, and achieving high-speed runs. It offers great low-end torque, fuel efficiency for its size, and smooth operation, making it a popular engine in the recreational boating world.
Specifications:
- Engine Type: V8 (V8 configuration, 90-degree angle)
- Engine Displacement: 7.4 liters (454 cubic inches)
- Fuel Type: Gasoline (usually requires 87-89 octane fuel)
- Fuel System: Carbureted (4-barrel carburetor) or Multi-Point Fuel Injection (MPI) depending on the model
- Cooling System: Closed-loop freshwater cooling system with seawater heat exchanger
- Starting System: Electric start
- Rotation: Standard clockwise rotation (opposite for counter-rotating engines)
- Compression Ratio: Approximately 8.75:1


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