fits make: Yamaha.

( Manufacturer Part Number: 6KB-453600-00-8M ), ( Part Type: Counter ), ( Stroke: 4-stroke ), ( Engine Hp : 250/300hp )
The Yamaha 6kb-453600-00-8m is a powerful and versatile outboard engine that is ideal for a variety of watercraft applications. This engine features a 250/300 horsepower rating and a 4.2-liter displacement, providing ample power and torque for quick acceleration and smooth cruising.
The gearcase of the 6kb-453600-00-8m is the 6kb-45300-00-8m, which is specifically designed for counter rotation. This means that the propeller will spin in the opposite direction of the standard rotation, making it ideal for boats with left-hand drive or for situations where a counter-rotating propeller is beneficial.
The 6kb-453600-00-8m is also equipped with Yamaha's Advanced Four-Stroke technology, which includes features such as Electronic Fuel Injection, Variable Timer Control, and a high-compression, high-output combustion system. These technologies help to improve fuel efficiency, reduce emissions, and provide smooth and reliable operation.
The engine also features a compact and lightweight design, with a slim width and a low profile for easy mounting and improved handling. Additionally, the 6kb-453600-00-8m is equipped with Yamaha's Shift Dampener System, which reduces gear shift shock and provides smooth and quiet operation.
Overall, the Yamaha 6kb-453600-00-8m is a high-performance outboard engine that is perfect for boaters who demand power, reliability, and versatility. Whether you're looking for a powerful engine for your fishing boat, a high-speed engine for your wakeboard boat, or a reliable engine for your pontoon, the 6kb-453600-00-8m is an excellent choice.
Pros of Buying Yamaha 6kb-453600-00-8M:1. Power: The Yamaha 6kb-453600-00-8M outboard motor offers a powerful 250/300 HP, which is suitable for high-speed boating, water sports, and heavy-duty applications.
2. Displacement: The 4.2L displacement ensures sufficient power and torque, providing smooth and efficient performance.
3. Counter-Rotation: The counter-rotation feature is beneficial for boats with inboard engines or dual outboards, as it reduces the torque twist and improves maneuverability and efficiency.
4. Reliability: Yamaha is renowned for its durability and reliability, and this model is expected to offer long-lasting performance and minimal maintenance requirements.
5. Fuel Efficiency: This outboard motor is designed to provide excellent fuel efficiency, reducing operating costs and minimizing environmental impact.
Cons of Buying Yamaha 6kb-453600-00-8M:1. Price: The Yamaha 6kb-453600-00-8M is a high-performance outboard motor, and the price reflects its capabilities. It may be out of reach for some budget-conscious boaters.
2. Weight: The motor's powerful and robust construction results in a relatively heavy weight, which may impact the boat's performance and handling, particularly in high-speed applications.
3. Limited Availability: Due to its specialized features, this model may not be widely available in all regions, making it more challenging to source and install.
Conclusion:The Yamaha 6kb-453600-00-8M offers impressive power, torque, and fuel efficiency, along with the counter-rotation feature, making it an excellent choice for high-performance boats. However, its price and weight may be considered drawbacks for some boaters. If you have the budget and require the motor's unique features, it is a worthy investment. If not, there are other Yamaha and competitor models that may better suit your needs and budget.
USE BUT IN GREAT SHAPE WITH LOW HOURS, GEARCASE ASSEMBLY FOR 250/300HP 4.2L YAMAHA 4 STROKE OUTBOARD, THIS WAS REMOVED FROM A 2022 F300 ,POWERHEAD BAD, NOTHING WRONG LOWER UNIT, HAS BEEN INSPECTED AND PRESSURE TESTED GOOD, RECENT WATER PUMP HOUSING IMPELLER, PAINT TOUCHED UP OEM PAINT, IS UNIT PART NUMBERS HAVE SUPERCEEDED, 6MM-45300-008D OR 6KB-45300-00-8M.