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Tohatsu & Nissan Outboard Parts
Shop Tohatsu and Nissan outboard motor parts by system, including cooling, fuel delivery, electrical, internal engine components, lower unit parts, and service items. Browse OEM and replacement marine parts for maintenance, repair, and rebuild projects.
Shop by System
- Control Cables & Boxes
- Cooling System
- Electrical System
- Engine Oil
- Fuel & Carburetion System
- Intake System
- Internal Engine Components
- Lower Unit Components
- Oiling System
- Paints
- Service Manuals
- Steering Systems
- Transom & Midsection
- Trim System
Common Tohatsu & Nissan Outboard Model References
This category supports many popular Tohatsu and Nissan outboards across a wide horsepower range. Always confirm your model and serial number for best fitment.
- Portable & Midrange: 2.5HP–30HP (2-stroke & 4-stroke)
- Midrange: 35HP–70HP (common 2-stroke platforms)
- 3-Cylinder Ranges: 75HP–90HP
- High Horsepower: 115HP–140HP
- Platforms: Carbureted, EFI, and select TLDI direct-injection models
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Genuine Mercury Steering Cylinder Kit
Mercury Verado & Racing V8 200-450HP Steering Cylinder OEM
The Mercury 896500A01 Steering Cylinder Kit is a genuine OEM Mercury steering cylinder kit for Mercury Verado L6, Verado V8, Verado V10, and Mercury Racing V8 450R outboards. This cylinder kit cross references Mercury part numbers 8M0118141, 880659T, and 896500A01.
This OEM steering cylinder is used in the hydraulic steering system and is designed to restore proper steering function, response, and reliability on compatible Mercury Verado and Mercury Racing high-horsepower outboards.
Compatible Applications
| Engine Family | Horsepower Range |
|---|---|
| Mercury Verado L6 | 200HP-350HP |
| Mercury Verado V8 | 200HP-300HP |
| Mercury Verado V10 | 350HP-425HP |
| Mercury Racing V8 | 450R |
Mercury used multiple steering cylinder designs across different Verado and Racing applications. Always verify your engine serial number and original steering cylinder part number before ordering.
This OEM cylinder kit cross references Mercury 896500A01, 8M0118141, and 880659T.
OEM & Cross Reference Numbers
| Type | Part Number |
|---|---|
| Mercury OEM | 896500A01 |
| Mercury OEM | 8M0118141 |
| Mercury OEM | 880659T |
| Pro Marine Reman Alternative | 896500R01 |
Save Money with a Remanufactured Option
Save $$$ Buying Reman - Pro Marine 896500R01
We also carry a remanufactured Pro Marine steering cylinder for this application. The reman unit is a cost-saving alternative to the OEM cylinder and includes a 1-year warranty.
The reman price includes a $200 refundable core charge. When you return your rebuildable core, $200 will be refunded. The core charge process can be avoided by sending your core in before the remanufactured unit ships.
What This Part is Used For
The steering cylinder is part of the hydraulic steering system that controls outboard movement at the transom. A worn, leaking, or damaged steering cylinder can cause steering fluid loss, reduced response, excess play, or unsafe steering performance.
Replacing the steering cylinder with a genuine Mercury OEM kit helps restore factory fit and steering performance on compatible Verado L6, Verado V8, Verado V10, and Mercury Racing V8 450R applications.
Why Choose the OEM Mercury Cylinder?
- Genuine Mercury OEM steering cylinder kit
- Direct replacement for Mercury 896500A01
- Cross references 8M0118141 and 880659T
- Fits Mercury Verado L6, V8, V10, and Racing V8 450R applications
- Factory replacement option for steering system repairs
- Remanufactured Pro Marine alternative linked above
FAQ
What OEM numbers does this steering cylinder replace?
This OEM Mercury steering cylinder kit is listed under 896500A01 and cross
references 8M0118141 and 880659T.
What engines does this fit?
This steering cylinder kit fits Mercury Verado L6, Verado V8, Verado V10,
and Mercury Racing V8 450R applications when the OEM part number matches.
Does this fit Mercury Racing 500R?
No. This listing should not be used for Mercury Racing 500R applications.
Do you offer a lower-cost option?
Yes. The Pro Marine 896500R01 remanufactured steering cylinder is linked above
and includes a 1-year warranty.
How does the reman core charge work?
The remanufactured cylinder price includes a $200 refundable core charge.
Return your rebuildable core and $200 will be refunded.
Can the reman core charge be avoided?
Yes. You can avoid the core charge refund process by sending your rebuildable
core in before the reman unit ships.
Dealer Discounts & Store Policies
Dealer / Marine Industry Discounts
Are you a marine dealer, technician, boat builder, or industry professional? We offer dealer pricing for qualified marine businesses.
Shipping Policy
- Free shipping on orders over $100 continental U.S.
- Orders ship via UPS, USPS, and FedEx.
- Orders received before 5:30 PM EST ship the same business day.
- Typical delivery time is 1-5 business days.
30-Day Return Policy
- Returns accepted within 30 days of delivery.
- Parts must be new, unused, and in original packaging.
- Installed parts are not returnable.
- Return authorization is required before sending items back.
Need help with a return, core, or order question?
Contact Us
Phone: 941-721-3000
Searchable Terms
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OEM Mercury Extreme Performance Gear Lube
85W90 Racing & High-Performance Marine Gear Lubricant
Mercury Extreme Performance Gear Lube 8M0111677 is an 85W90 gear lubricant designed for outboard and sterndrive racing applications.
It is also built for high-performance gear cases used in marine, powersports, and motorsports applications where maximum wear protection, heat resistance, and oil film strength are critical.
Compatible Applications
| Application | System Type | Use | Notes |
|---|---|---|---|
| Outboard Racing | High-Performance Gearcase | Extreme Gear Protection | Designed for racing outboard applications |
| Sterndrive Racing | Sterndrive Gear Housing | High-Load Lubrication | Designed for sterndrive racing applications |
| High-Performance Marine Gearcases | Gearcase / Lower Unit | Wear & Heat Protection | For demanding marine performance use |
| Powersports & Motorsports | High-Performance Gear Cases | Extreme Pressure Protection | For compatible gearcase applications requiring 85W90 |
For standard recreational marine lower units, Mercury Premium 80W90 gear lube may be the better choice.
View Mercury Premium Gear Lube 80W90
OEM Part Numbers & Product Information
| Type | Details |
|---|---|
| Mercury Part Number | 8M0111677 |
| Product Type | Extreme Performance Marine Gear Lube |
| Viscosity | SAE 85W90 |
| Application | Racing & High-Performance Gearcases |
| Brand | Mercury Marine |
What This Gear Lube is Used For
Mercury Extreme Performance Gear Lube is used in outboard and sterndrive racing applications where gearcases operate under extreme load, high temperature, and high-performance conditions.
It is also suitable for compatible high-performance gear cases used in marine, powersports, and motorsports applications requiring an 85W90 extreme performance gear lubricant.
The formula includes tackifiers and pressure additives that improve oil film adhesion and help protect gears from excessive wear.
Advanced emulsifiers help protect internal gearcase components if water enters the gear housing, helping maintain protection in harsh marine environments.
Key Features and Benefits
- OEM Mercury Extreme Performance Gear Lube
- SAE 85W90 gear lubricant
- Designed for outboard and sterndrive racing applications
- Also for high-performance marine, powersports, and motorsports gearcases
- Provides maximum protection against gear and bearing wear
- Tackifiers and pressure additives improve oil film adhesion
- Helps prevent excessive wear under high-load conditions
- Helps prevent horsepower loss and resists breakdown at high gear temperatures
- Advanced emulsifiers protect gears if water enters the gear housing
Gear Lube Details
- Brand: Mercury Marine
- Part Number: 8M0111677
- Product Type: Extreme Performance Gear Lube
- Viscosity: SAE 85W90
- Use: Racing and high-performance gearcase lubrication
- Applications: Outboard, sterndrive, marine, powersports, and motorsports gearcases
- Protection: Wear, heat, pressure, and water-contamination protection
- Recommended Service: Change once each year when winterizing or every 100 hours of operation
FAQ
What is Mercury Extreme Performance Gear Lube used for?
It is designed for outboard and sterndrive racing applications and other compatible high-performance gearcases.
What viscosity is this gear lube?
This Mercury Extreme Performance Gear Lube is SAE 85W90.
How is this different from Mercury Premium 80W90 Gear Lube?
Extreme Performance Gear Lube is intended for racing and high-performance gearcases, while Premium 80W90 is typically used for standard recreational marine lower units.
Does this help if water enters the gear housing?
Yes. Mercury states that advanced emulsifiers help protect gears if water enters the gear housing.
How often should this gear lube be changed?
Mercury recommends changing it once each year when winterizing the engine or every 100 hours of operation.
Dealer Discounts & Store Policies
Dealer / Marine Industry Discounts
Are you a marine dealer, technician, boat builder, or industry professional? We offer dealer pricing for qualified marine businesses.
Shipping Policy
- Free shipping on orders over $100 continental U.S.
- Orders ship via UPS, USPS, and FedEx.
- Orders received before 5:30 PM EST ship the same business day.
- Typical delivery time is 1–5 business days.
30-Day Return Policy
- Returns accepted within 30 days of delivery.
- Lubricants and chemicals must remain unopened and unused for return eligibility.
- Items must be in original packaging and resalable condition.
- Return authorization is required before sending items back.
Need help with a return or order question?
Contact Us
Phone: 941-721-3000
Searchable Terms
8M0111677, Mercury Extreme Performance Gear Lube, Mercury 85W90 gear lube, Mercury racing gear lube, Mercury high performance gear oil, Mercury outboard racing gear lube, Mercury sterndrive racing gear lube, 85W90 marine gear lubricant, extreme performance marine gear oil, Mercury gearcase lubricant, Mercury performance gearcase oil, racing lower unit gear lube
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