Reliable High Performance On The Water
The Nova Engines M9 .21 (3.5cc) 9-Port Marine Engine delivers cutting-edge performance and engineering precision tailored for marine RC enthusiasts. Designed with a 9-port cylinder featuring an antifriction HCP coating and a lightened DLC crankshaft, this powerhouse is optimized for durability, efficiency, and unparalleled power output. Whether you're racing or simply enjoying high-speed watercraft, the M9 .21 ensures peak performance across a wide operating range. Nova Engines has meticulously crafted this engine to meet the demands of competitive RC marine racing and recreational boating alike.
About the M9
Precision-Engineered Crankshaft
The M9 .21 marine engine features a lightened DLC-coated crankshaft, offering exceptional durability and reduced friction for smooth operation. This innovative design minimizes energy loss and maximizes efficiency, ensuring consistent performance over extended use. Crafted with precision, the crankshaft also enhances the engine's reliability, even under high-speed and high-stress conditions.
Advanced 9-Port Cylinder Design
Equipped with a 9-port cylinder boasting antifriction HCP coating, the M9 .21 delivers superior combustion efficiency and thermal stability. This advanced design increases airflow and fuel mixture optimization, enabling greater power output and smoother acceleration. The cylinder's antifriction coating further improves longevity, making it ideal for competitive marine applications.
Exceptional Cooling and Durability
The water-cooled head and sintered alloy piston of the M9 .21 work in harmony to maintain optimal operating temperatures and reduce wear. The cooling system ensures consistent performance even in extreme conditions, while the high-quality piston material adds robustness and longevity. This combination makes the M9 .21 a dependable choice for high-speed marine RC adventures.
Features:
- 9-port cylinder with antifriction HCP coating
- Lightened DLC-coated crankshaft
- Water-cooled head for optimal temperature regulation
- Sintered alloy piston for enhanced durability
- Rear steel ball bearing for stability and performance
- Vacuum high-pressure injected crankcase
- Operating range of 4,000–45,000 RPM
- Displacement of 3.49cc (0.213 cu. in.)
- Precision-engineered for marine RC applications
- Designed for consistent high-speed performance
Includes:
- (1) M9 .21 (3.5cc) 9-Port Marine Engine (DLC Shaft)
Needed To Complete:
- (1) Carburetor Assembly
- (1) Tuned Pipe Assembly
- (1) Prop Shaft Coupler/Clutch Assembly
- Miscellaneous Assembly Tools
Specifications:
| Application |
Marine |
| Displacement |
0.21 (3.5cc) |
| Bore |
15.94mm |
| Stroke |
17.5mm |
| Practical RPM Range |
4000-45,000 |
| Head Diameter |
- |
| Weight |
- |
| Recommended Fuel |
- |
*Tech Note: This engine is not complete and needs additional items such as a carburetor, tuned pipe and more. Please see needed to complete section for more details.
