Yanmar Marine Engine Gear - OEM Replacement Component
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Yanmar Marine Engine Gear — YMG12927081170
The Yanmar part number YMG12927081170 is a genuine OEM engine gear component used in certain Yanmar marine diesel engines. Engine gears are internal drivetrain parts that transfer rotational force between key engine components such as the crankshaft, camshaft, or accessory drives.
Key Details
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Part Number: YMG12927081170
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Component Type: Engine gear / timing or drive gear
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Application: Yanmar marine diesel engines
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OEM Brand: Yanmar Genuine Parts
Yanmar genuine parts are produced to the same specifications and quality standards as the original equipment used during engine manufacturing, ensuring correct fit and durability.
Function in the Engine
Engine gears perform critical mechanical tasks within the engine, including:
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Transmitting rotational motion between shafts
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Synchronizing crankshaft and camshaft timing
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Driving fuel injection pumps, oil pumps, or accessory systems
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Maintaining proper engine timing and operation
In marine diesel engines, these gears must withstand high torque loads, constant vibration, and corrosive marine environments.
Typical Applications
Yanmar marine diesel engines are widely used in:
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Sailboats
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Motor yachts
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Fishing vessels
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Commercial marine craft
These engines typically range from 10 to over 600 horsepower, depending on the series and configuration.
⚠️ Fitment Tip:
Yanmar parts are extremely engine-specific, so the correct fitment must be verified using the engine model and serial number (for example: YM-series, GM-series, JH-series, etc.). Even similar engines may use different gears depending on the engine generation.
Shipping information
In-stock and OEM parts: ship same or next business day.
Locally warehoused items: ship within 3–4 business days.
Special-order items: timeline confirmed after order.
Returns & warranty
Returns & Satisfaction Guarantee
We stand firmly behind the quality of every product we sell. Your confidence matters to us — and we back it with a straightforward 30-Day Satisfaction Guarantee.
If you are not fully satisfied, you may request a return within 30 days of delivery. All returns must receive pre-approval prior to being sent back. Unauthorized returns will not be accepted.
To qualify for a return:
Item must be in new, unused condition
Product must be in its original packaging
All parts, components, hardware, manuals, and accessories must be included
Packaging must be undamaged and suitable for resale
Important:
Electronics are strictly inspected. No returns on open-box electronics. Exceptions may apply only with prior written approval. Any electronic unit that has been installed, powered, activated, or altered may not be eligible for return.
We are serious about product integrity — and equally serious about taking care of our customers. If there is ever a product issue, contact us immediately so we can make it right.
For return authorization, please contact our support team before shipping anything back.