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11-859116Q01 Outdrive Mounting Hardware Kit for Mercruiser Alpha I Alpha II Bravo | JLM Marine
- $17.39
- $17.39
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Outdrive Mounting Hardware Kit for Mercruiser Alpha I, Alpha II & Bravo – 11-859116Q01
This outdrive mounting hardware kit is designed for Mercruiser Alpha I, Alpha II, and Bravo drive systems. It provides all the essential nuts and washers required for secure outdrive installation and mounting, ensuring reliable performance and proper assembly of your stern drive unit.
Direct Replacement for OEM Part Number: 11-859116Q01
- Fits all Mercruiser Alpha One and Bravo drive models
- Includes 6 nuts and 6 washers for complete mounting hardware needs
- Essential hardware for outdrive installation and maintenance
Part Number Cross-Reference
Use this table to confirm equivalent part numbers across OEM and aftermarket brands.
| Brand | Part Number |
|---|---|
| Mercruiser | 11-859116Q01 |
Compatible Engine Models
Confirm your engine model/year in the table below.
This hardware kit is compatible with all Mercruiser Alpha I, Alpha II, and Bravo stern drive systems.
Technical Specifications
| Specification | Value |
|---|---|
| OEM Part Number | 11-859116Q01 |
| Application | Outdrive Mounting Hardware |
| Compatible Drive Systems | Alpha I, Alpha II, Bravo |
| Quantity | 6 Nuts, 6 Washers |
Package Contents
This kit includes the following components:
- 6 × Mounting Nuts
- 6 × Mounting Washers
Installation Guide
- Ensure the outdrive and transom assembly mating surfaces are clean and free of debris or old gasket material.
- Align the outdrive unit with the gimbal housing, ensuring proper engagement of the drive shaft and U-joints.
- Insert the mounting studs through the outdrive mounting holes into the gimbal housing.
- Place a washer over each mounting stud on the interior side of the transom assembly.
- Thread each nut onto the studs by hand, ensuring they are started correctly and seated properly.
- Tighten the nuts in a star or cross pattern to ensure even pressure distribution across the mounting surface.
- Torque all mounting nuts to the manufacturer's specifications (consult your service manual for exact values).
- Perform a final inspection to confirm all hardware is secure and properly torqued.
Troubleshooting & FAQ
Q: How do I confirm this hardware kit fits my Mercruiser drive?
A: This kit is designed to fit all Mercruiser Alpha I, Alpha II, and Bravo stern drive models. Verify your drive type and compare the OEM part number 11-859116Q01 with your original hardware to ensure proper fitment.
Q: What is the correct torque specification for these mounting nuts?
A: Torque specifications vary by drive model and year. Consult your Mercruiser service manual for the exact torque values to ensure proper installation and avoid damage to the mounting studs or transom assembly.
Q: When should I replace my outdrive mounting hardware?
A: Replace mounting hardware during major outdrive service, if nuts or washers show signs of corrosion, stripping, or damage, or whenever the outdrive is removed for extended periods. Fresh hardware ensures a secure, leak-free seal.
Q: Can I reuse the old nuts and washers?
A: It is not recommended to reuse old mounting hardware. Repeated torquing can deform washers and compromise thread integrity, which may lead to improper sealing or hardware failure under operational stress.
Q: Is this an OEM part or aftermarket?
A: This listing is an aftermarket replacement part (not an OEM component). We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.
Q: How fast do you ship and how much does it cost?
A: We offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.
Q: What is your warranty and return policy?
A: This product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused & in original condition); please see our policy page or reach out for instructions.
Important Notes
- Verify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.
- This product is an aftermarket replacement part and is not an OEM component.
- Professional installation is recommended to ensure safety and optimal performance.
Why Choose JLM MARINE?
- Quality Assured: As a trusted manufacturer for over 20 years, we supply top marine brands globally.
- Fast Global Shipping: Free delivery worldwide in 5–15 days.
- Direct from Manufacturer: Competitive pricing without compromising quality.
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