• Model: 4 BY 2
  • Manufactured by: Yanmar
$16.99

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**Yanmar Y/YP Series Marine Gears: A Symphony of Power and Precision**

The Yanmar Y/YP Series Marine Gears stand as a testament to the Japanese engineering prowess, meticulously crafted to empower discerning boat owners with unparalleled performance and reliability.

**Innovative Design:**

At the heart of the Yanmar Y/YP Series lies an advanced design philosophy. The gearcases are engineered using high-strength materials to withstand the rigors of marine environments. The robust construction ensures exceptional durability and resistance to corrosion, extending the gearbox's lifespan even under demanding conditions.

**Precision Gear Engagement:**

The Y/YP Series gears are meticulously ground and honed to exacting tolerances, resulting in seamless engagement and smooth gear transitions. This precision manufacturing process minimizes noise and vibration, enhancing comfort and reducing fatigue for operators.

**Optimum Efficiency:**

Each gear ratio is carefully calculated to deliver optimal efficiency for a wide range of vessels and applications. The gears are designed to minimize power loss and maximize thrust, resulting in increased fuel economy and enhanced performance.

**Advanced Lubrication System:**

A sophisticated lubrication system ensures constant oil flow to all critical components. The system utilizes a high-performance oil pump and multiple oil passages to maintain optimal lubrication under all operating conditions. This advanced design reduces wear and tear, extending the gearbox's service life.

**Durable Cooling System:**

Yanmar Y/YP Series Marine Gears feature an effective cooling system that prevents overheating. The integrated heat exchanger and seawater pump ensure efficient heat dissipation, maintaining optimal operating temperatures even during extended periods of high-load operation.

**Versatile Applications:**

The Y/YP Series Marine Gears are suitable for a wide range of marine applications, including:

* Fishing vessels
* Workboats
* Recreational yachts
* Passenger ferries
* Commercial transport vessels

Whether you're seeking power, efficiency, or reliability, Yanmar Y/YP Series Marine Gears offer the perfect solution for discerning boat owners. Their advanced design, precision manufacturing, and proven performance make them the ultimate choice for those who demand the best from their marine equipment.


This is the most complete service repair manual for Yanmar Y/YP Series Marine Gear.
This Manual has easy-to-read text sections with high quality diagrams and instructions.

Service Repair Manual Covers:

1.MARINE GEAR (YP-20LE, YP-40LE, YP-50LE, YP-50LA, YP-60LE, YP-60LD)
1-1.SPECIFICATIONS AND SERVICE STANDARDS
1-2.ASSEMBLY SECTIONAL VIEW
1-3.DISASSEMBLY SEQUENCE
1-4.DISASSEMBLY PROCEDURE
1-5.OIL PRESSURE ADJUSTMENT
1-6.INSPECTION OF CLUTCH COMPONENT PARTS
1-7.PRECAUTIONS FOR RE-ASSEMBLY
2.MARINE GEAR (Y-28, Y-90, Y-90KE, YP-120E, YP-120LE, Y-140, Y-140LA)
2-1.SPECIFICATIONS AND SERVICE STANDARDS
2-2.ASSEMBLY SECTIONAL VIEW
2-3.DISASSEMBLY SEQUENCE
2-4.DISASSEMBLY PROCEDURE
2-5.OIL PRESSURE ADJUSTMENT
3.HANDLING OF TOOLS FOR SHRINK FIT FOR MARINE GEAR
3-1.TOOLS (TYPE) FOR SHRINK FIT AND APPLICABLE MODELS
3-2.PARTS FITTED BY SHRINK FIT
3-3.REGARDING TOOLS FOR SHRINK FIT
3-4.TABLE FOR PRESS-IN PRESSURE, INTERNAL PRESSURE AND STROKE
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