What Is An Outboard Engine 40HP Yamaha?
The power of the Outboard Engine 40HP Yamaha E40J is high enough that if you are the owner of a small boat and need an outboard motor with sufficient thrust and speed, the E40J boat engine yamaha 40hp is the perfect choice.
Key Specification Table
| Product Name | Outboard Engine 40HP Yamaha E40J |
| Product Type | 2 Stroke Outboard Motor |
| Rated Power | 40HP |
| Engine Type | In-Line 2 |
| Displacement | 669CC |
|
Bore x Stroke |
78.0 x 70.0MM |
|
Fuel Induction System |
Carburetor |
|
Max. Prop Shaft Output |
29.4 (40) @5000 |
| Engine Transom Height | S: 421MM & L: 548MM & Y: 598MM |
| Dry Weight | 65-71KG |
| Starting System | Manual Starter Or Manual & Electric Starter |
| Controls | Remote Control Or Tiller Handle |
| Tilt System | Manual Tilt |
| Lubrication System | Pre-Mixed Fuel And Oil |
| Fuel Type | Gasoline |
| Product Quality | 100% Tested |
|
Delivery |
Express & Air Freight & Sea Freight |
| Product Warranty | One Year 12 Months |
| We Support | OEM & ODM Services |
Working Principle
The working principle of this yamaha outboard motor is a two stroke working cycle.
Product Functions
The 40 hp yamaha outboard provides power for fishing boat, kayak boat, work boat, rescue boat, emergency response boat, barge, flatboat.
Product Application
• Fits for a fishing boat;
• Fits for a kayak boat;
• Fits for work boat;
• Fits for a rescue boat;
• Fits for an emergency response boat;
• Fits for barge;
• Fits for flatboat;
40HP 2 Stroke Boat Motor Different Model
| Difference | E40J | E40G | E40X |
| Displacement(CC) | 669 | 669 | 703 |
| Bore x Stroke(MM) | 78.0 x 70.0 | 78.0 x 70.0 | 80.0 x 70.0 |
| Max. Prop Shaft Output(KW (PS)] @R/MIN) | 29.4 (40) @5000 | 29.4 (40) @5000 | 29.4 (40) @5000 |
| Engine Transom Height(MM) | S: 421 & L:548 & Y: 598 | S: 444 & L: 571 | S: 424 & L: 550 & X: 649 |
| Dry Weight(KG) | 65-71 | 65-71 | 72-81 |
| Tilt System | Manual Tilt | Manual Tilt | Manual Tilt or Power Trim & Tilt |
Product Advantages
• Shallow water operation, energy-saving, and environmentally friendly;
• Reliable performance, easy to start;
• Equipped with reverse gear for flexible operation;
• Powerful and fuel-efficient;
Product Features
• Displacement is 669cm3.
• Fuel induction system is a carburetor.
• The lubrication system is pre-mixed fuel and oil.
• The tilt system is a manual tilt.
Product Parts
• Starting Handle: Used to start the outboard motor;
• Throttle Control Handle: Used to accelerate or decelerate the outboard motor;
• Sternplate Clamping Bolts: Used to secure the outboard motor to the hull's sternplate;
• Suspension Tilt Adjustment Pins: Used to adjust the boat's attitude;
• Propeller Assembly: Provides propulsion power to the boat;
• Silencer Cover: Reduces noise generated by the outboard motor during operation;
• Silencer Cover Locking Handle: Secures the silencer cover to the base;
• Cooling Water Outlet: Used to check if the water pump is functioning properly;
• Evaporator Baffle: Reduces eddies generated during outboard motor operation;
Notice Tips
• When turning off the engine, gradually reduce the throttle before pressing the engine stop button.
• Do not press the engine stop button while the machine is running at high speed.
• Fill the fuel tank before starting the engine.
Other Models
Enduro series boat engine, other HP options are also available:
Such as: 9.9HP & 15HP & 25HP & 60HP;

Packaging And Delivery
| Packaging Detail | Standard Brand Packing & Neutral Packing & Customized Packing |
| Main Shipping Port | Shanghai Port & Ningbo Zhoushan Port & Shenzhen Port & Qingdao Port & Guangzhou Port |

Lead Time
|
Quantity (Pieces) |
1 - 1000 |
> 1000 |
|
Lead time (Days) |
25 |
To be negotiated |
Contact Us Now
If you want to know more about our Outboard Engine 40HP Yamaha, don't hesitate to get in touch with us at email: Inquiry@klsautoparts.com.
FAQ
Q: What Can You Buy From KLS?
A: KLS is a trustworthy boat outboard motor & boat outboard engine supplier with 20+ years of industry experience. We offer boat motors of various horsepower and a wide range of boat engine parts.
Q: Why Should You Buy From KLS, Not From Other Suppliers?
A: Quality is of utmost importance. We always prioritize quality at the top. During the production process, we will conduct strict inspections on all products. All products must undergo 100% testing before being shipped from the factory to ensure high quality and adherence to strict standards.
Q: What Is The Delivery Period?
A: The sample order will take one week. For full container or consolidated container orders, the delivery time is 3-4 weeks. For products in stock, we can ship the goods within 72 hours. After receiving the first payment, the goods will be ready for shipment within 25 days. The actual shipping time depends on the distance and transportation method, and it needs to be negotiated.
Q: Do You Support Color Customization?
A: Sure! If you can meet our minimum order quantity requirements, we will customize products specifically for you.
Q: Can Your Products Be Printed With Our Brand?
A: Of course! If you can meet our minimum order quantity, we can print your logo on the products and packaging for exclusive customization.
Q: What Are Your Terms Of Payment And Delivery?
A: Normally T/T. EXW & FOB & DDP.
