Connecting Rod Needle Bearing – Fits Yamaha Outboard 9.9HP, 13.5HP, 15HP 2-Stroke (Replaces 93310-620V5)
Connecting Rod Needle Bearing – Fits Yamaha Outboard 9.9HP, 13.5HP, 15HP 2-Stroke (Replaces 93310-620V5) is backordered and will ship as soon as it is back in stock.
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Worry-free returns
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Delivery and Shipping
Delivery and Shipping
Free standard shipping on all orders under 1 KG
Connecting Rod Needle Bearing – Fits Yamaha Outboard 9.9HP, 13.5HP,...
Product Details
This high-quality Connecting Rod Needle Bearing – Fits Yamaha Outboard 9.9HP, 13.5HP, 15HP 2-Stroke (Replaces 93310-620V5) is designed for various Yamaha 2-stroke outboard motors. It serves as a crucial internal component within the connecting rod assembly, ensuring smooth engine operation for 9.9HP, 13.5HP, and 15HP power units.
It is a direct replacement and interchange for Yamaha parts 93310-620V5 and 93310-620W5, as well as Sierra part 18-1411, offering a reliable alternative to OEM components.
- Installation: Designed for professional installation as an internal engine component.
- Durability: Constructed from high-strength steel to withstand demanding marine environments.
- Engine Type: Specifically engineered for 2-stroke gasoline outboard engines.
Part Number Matrix
Use this matrix to confirm equivalent references across OEM and aftermarket.
| Brand | Part Number |
|---|---|
| Yamaha | 93310-620V5 |
| Yamaha | 93310-620W5 |
| Sierra | 18-1411 |
Engine & Model Compatibility
Confirm your engine model/year in the table below.
This bearing is verified to fit the listed Yamaha outboard models. Since year ranges can vary by region and specific model iteration, always cross-reference the OEM part number.
| Brand | Model | Rated HP | Stroke | OEM Part No. |
|---|---|---|---|---|
| Yamaha | 9.9F/FM/FEM/MHV | 9.9 | 2-Stroke | 93310-620V5 |
| Yamaha | FMH/MSH | 9.9 | 2-Stroke | 93310-620V5 |
| Yamaha | AMH | 13.5 | 2-Stroke | 93310-620V5 |
| Yamaha | 15F/FEM/FM/MH/MSH | 15 | 2-Stroke | 93310-620V5 |
| Yamaha | FW/MHH | 15 | 2-Stroke | 93310-620V5 |
| Yamaha | E9.9d | 9.9 | 2-Stroke | 93310-620V5 |
| Yamaha | E15D | 15 | 2-Stroke | 93310-620V5 |
Technical Specs
- Product Type
- Connecting Rod Needle Bearing
- Installation
- Internal Engine Component
- Fuel Type
- Gasoline
- Housing Material
- Steel/Metal
- Application
- Outboard Motor
- Engine Position
- Outboard
- Engine Type
- 2-Stroke
- Condition
- New
- Product Dimensions (L x W x H)
- 0.75 in x 5.13 in x 4.0 in
What’s in the Box
- 1 x Connecting Rod Needle Bearing (Replaces 93310-620V5/93310-620W5)
Installation Notes
- Disconnect the battery and all electrical connections to the engine.
- Drain the engine oil and coolant to prevent spills.
- Carefully disassemble the engine block following the manufacturer's service manual to access the crankshaft and connecting rods.
- Remove the old connecting rod bearing from its housing.
- Thoroughly clean the connecting rod and crankshaft journal to remove any oil, debris, or metal shavings.
- Lubricate the new needle bearing and surrounding surfaces with fresh 2-stroke engine oil.
- Carefully press the new bearing into place, ensuring it is seated correctly and evenly.
- Reassemble the connecting rod, piston, and crankshaft assembly, torquing all bolts to the manufacturer's specifications.
- Complete the engine reassembly, refill fluids, and reconnect the battery.
- Perform a test run, listening for any unusual noises and checking for leaks.
Troubleshooting & FAQ
How do I confirm this bearing fits my specific Yamaha model?
The best way to ensure a match is by verifying the OEM part number. This bearing replaces Yamaha part 93310-620V5. Check your engine's service manual or existing part to see if this number aligns. While our compatibility table lists many models, part numbers are the most reliable confirmation.
What are symptoms of a failing connecting rod bearing?
Common signs include a distinct knocking or ticking sound from the engine that may increase with RPMs, loss of power, increased engine vibration, and potentially metal shavings found in the engine oil during an oil change.
Can I replace this bearing myself?
This is an internal engine component that requires a complete engine teardown. We strongly recommend professional installation by a qualified marine mechanic unless you have extensive experience with engine rebuilding and the proper tools.
What is the typical lifespan of a connecting rod bearing?
Under normal operating conditions with proper lubrication and maintenance, a connecting rod bearing should last for thousands of hours. Its lifespan is reduced by factors like oil contamination, improper lubrication, engine overheating, or excessive load.
OEM vs. Aftermarket?
This listing is an aftermarket replacement (not OEM). It is built to OEM-level specifications with comparable materials. The part is manufactured in an ISO 9002 facility and batch-inspected for consistency and quality.
Shipping speed & cost
We ship worldwide quickly—typical transit 5–15 days. Standard shipping is free; expedited options appear at checkout where available.
Warranty & returns
Covered by a 1-year warranty against manufacturing defects under normal use. If issues arise, contact support with your order details. Returns are accepted within our standard window (unused & in original condition). See our policy page or reach out for instructions.
Safety & Important Info
- Verify images/specifications vs your original part. If anything differs—even if your model appears compatible—do not purchase.
- This is an aftermarket replacement, not an OEM component.
- Professional installation is recommended for safety and performance.
About Sea Sierra
- Pro-Grade Standards — We supply marine parts engineered to OEM-level tolerances and tested for real-world conditions.
- Fast Global Fulfillment — Free standard delivery to most regions in 5–15 days.
- Manufacturer-Direct Value — Fair pricing without compromising on materials or QC.
Payment & Security
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