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When it comes to maintaining your Yamaha outboard motor, the right parts can make all the difference. From crucial components like propellers and pistons to less obvious necessities like ignition cables and water pumps, this guide will help you understand what each part does and why it matters. Our carefully selected list will help you keep your motor running smoothly and efficiently on the water.

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Reviews

Remanufactured Yamaha 4.2L V6 Longblock with Heads

This remanufactured 4.2L V6 longblock from Yamaha combines durability with genuine OEM specifications for 200-300HP outboards, giving your watercraft reliable performance backed by the manufacturer's standards. The unit includes the cylinder heads and carries a $500 refundable core charge, helping to control costs while maintaining quality standards.

Yamaha Water Pump Housing, 663443110200

This genuine Yamaha water pump housing is likely a critical component for maintaining your outboard motor's cooling system. The part number suggests it's a direct replacement for an older model, helping ensure compatibility with your specific Yamaha outboard. While there's no official rating or review data available, using this original equipment part is generally recommended for proper repair or maintenance of your marine engine.

Yamaha Water Pump Repair Kit

This new original equipment manufacturer (OEM) water pump repair kit from Yamaha is specifically designed to replace the 65N-W0078-A1-00 part on certain outboard models. While the included images might be generic, the kit requires precise fitment based on your vehicle's unique identification numbers. To ensure compatibility, it's recommended to contact the seller with your VIN or hull number for quick verification.

Water Pump Kit for Yamaha 50-70 HP Outboards

This water pump kit keeps Yamaha 50-70 HP outboards running smoothly by replacing key components like the 6H3-W0078-02 and 6H3-44311-02-00 pumps. It's engineered to fit a wide range of Yamaha models from 1997 to 2006 and beyond, including popular series like the 60TLRZ, 70TLRZ, and F50TLRV. The kit's durable design ensures reliable water flow, protecting your engine from overheating and maintaining optimal performance.

WSM Water Pump Service Kit

Crafted with top-tier materials and built to exceed industry standards, this water pump service kit combines precision engineering with lasting reliability. The kit's durable construction ensures seamless performance across your Yamaha 70 HP outboard, with a design that matches or surpasses original equipment specifications. Total quality assurance backs its exceptional build, giving you peace of mind during every ride.

Oceansouth Yamaha Outboard Storage Cover F90C

The Oceansouth Yamaha Outboard Storage Full Cover creates a protective cocoon around your engine, with each piece crafted to fit specific Yamaha models. The heavy-duty polyester construction, enhanced with water-resistant coating and UV protection, keeps your motor clean and dry in any weather. The custom fit and elastic hem ensure it stays in place, while the soft felt inner lining protects your equipment's finish.

Solenoid Relay for Yamaha Outboard C75-99 & C85LTR

This reliable relay keeps your Yamaha outboard running smoothly by taking over where your boat's original equipment stops. It's like a smart switch that helps your engine's computer talk to your boat's accessories, making sure everything works together seamlessly. The relay is designed to be a direct replacement for the Suzuki part it's modeled after, so you can trust it to fit your 1992 to 2005 Yamaha C75, C80, or C85LTR perfectly. It's the kind of detail-oriented piece that keeps your outboard performing at its best, without adding complicated wiring or extra steps to your maintenance routine.

Yamaha SHO Outboard Motor Cover

When it comes to protecting your Yamaha outboard motor, the genuine OEM part is supposed to do just that. Unfortunately, one frustrated customer found out the hard way that this particular cover is anything but reliable - they ordered what they thought was the right size only to get the wrong part. The service followed up less than impressively via email, making it pretty clear that ordering this cover could leave you high and dry if you need genuine Yamaha protection for your SHO motor.

OEM Yamaha C55 Outboard Water Pump Repair Kit

The 1990-91 Yamaha C55 water pump repair kit comes with everything you need to get your outboard motor back in top shape, from replacement gaskets and impellers to crucial components like the damper water seal and woodruff key. Each part is specifically matched to make installation quick and straightforward, helping you restore your motor's performance without hassle.

Yamaha MAR-MTRCV-ER-70 Outboard Motor Cover

This genuine Yamaha part covers 2-stroke outboard motors between 150 and 200 horsepower, though the product page could be clearer about its specific compatibility details. A recent return policy dispute highlights the importance of careful consideration when purchasing.

Vented Cover for Yamaha F225F, F250D, F300B

The premium woven polyester cover keeps your Yamaha outboard dry while you're on the water. With its protective soft felt lining and 340gsm construction, it's a step up from basic motor covers. The breathable, UV-protective design has earned high marks from owners who use it for both fishing and skiing. The elastic hem and adjustable buckles keep it snug on your motor, though a few users noted it can be a tight fit. Overall, it's a well-made solution for keeping your Yamaha's motor clean and protected.

Yamaha MAR-MTRCV-F4-2L Cover

Built for Yamaha's 4.2L outboard motors, this genuine OEM cover keeps your offshore engine protected when the lake's frozen solid. The only review comes from a Wisconsinite waiting out another brutal winter, so we'll have to trust the tech specs until boating season kicks back into gear.

Yamaha MAR-MTRCV-FS-70 Outboard Motor Cover

This genuine Yamaha part keeps your F70 outboard motor protected and dry, especially when storage space is limited. The cover's designed specifically to fit the F70 model, providing a secure fit to prevent accidental movement or damage during transport or storage.

Starter for Yamaha Outboard Motor

This versatile starter replacement from Yamaha matches up with several different outboard motors from 1991 to 2008, making it a reliable solution for maintaining older engines. The 9-tooth design and counter-clockwise rotation ensure smooth starting for your watercraft.

OEM Yamaha Outboard 21' Premier II Control Cable

Made for Yamaha's Premier II outboards, this control cable handles all the communications between your throttle and the engine. The 21-foot length gives you plenty of room to maneuver your boat, while the precision-engineered splined core keeps everything running smooth and responsive.

Yamaha F200 Outboard Cover

Made from tough Sur Last polyester fabric, this cover keeps your Yamaha outboard looking new while defending against sun, water, and mildew. The snug-fit design includes a snap-buckle strap and stretch cord for a secure wrap-around hug. It's worth noting that while it works great for 2015 and newer models, you'll need to remove it before starting your engine.

Yamaha 4 Stroke Outboard WaveRunner Sterndrive Marine Parts

This single Yamaha part is designed for 4-stroke outboard engines and features an oil control element assembly. It's specifically engineered to enhance performance in fishing boats by optimizing oil flow and filtration.

Yamaha Outboard Water Pump Rep. Kit

This compact water pump replacement kit from Yamaha includes every necessary part to restore your outboard or sterndrive system to peak performance. The well-packaged kit arrived quickly and exactly as described, making it a breeze to install even if you're not overly familiar with marine parts. At just over a pound, the kit is surprisingly light for what it contains, though the meticulous packing means you'll have no trouble handling it.

Yamaha Outboard VST Tank Filter

This aftermarket filter from Yamaha brings the same quality you'd expect from the factory, with the added bonus of fitting multiple outboard models from their lineup. It's the kind of proactive maintenance piece that helps keep your PWC or boat motor running smoothly for years to come.

Buyer's Guide

Yamaha outboard parts are essential for maintaining the performance and longevity of your boat's engine. Understanding the different types of parts and their specific requirements will help you make informed decisions during maintenance or repair.

Engine Components

Major engine components like pistons, rings, and bearings require regular inspection and replacement. Spark plugs, fuel filters, and oil filters should be replaced according to the manufacturer's recommended intervals. Water pumps and thermostat housings prevent overheating, while cylinder heads and valves ensure proper combustion.

Motor Mounting Hardware

Metal hardware such as bolts, screws, and mounting brackets can rust or loosen over time. Regularly check these components for corrosion and secure connections. Replacement hardware should match the original specifications in size, material, and thread type to prevent leaks or installation issues.

Electrical and Marine Components

Check fuses, circuit breakers, and relay modules for proper function. Marine-rated connectors and wire harnesses protect electrical systems from moisture damage. Ignition systems, starting switches, and speed regulators require specialized knowledge for maintenance and replacement.

Aftermarket vs Original Equipment

When choosing replacement parts, consider the quality and compatibility of aftermarket options versus original equipment. Higher-quality replacements may offer better performance or longer lifespan, but ensure they match the original specifications to maintain warranty validity and engine performance.

FAQ

What parts are included in a Yamaha outboard motor?

A Yamaha outboard motor typically includes essential components such as the engine block, cylinder head, pistons, connecting rods, crankshaft, fuel pump, and spark plugs. Additionally, it comes equipped with the propeller, trolling motor shaft, cooling system, and electrical components including the ignition switch and fuse box.

Select models may also include features like a transom mounting bracket, control cables, and fuel lines. It's important to note that specific part configurations can vary between different Yamaha outboard models and year ranges.

How do I find the right parts for my Yamaha outboard?

To find the correct parts for your Yamaha outboard, start by identifying your motor's exact model number. This information is usually found stamped on the engine's lower unit. Once you have the model number, check Yamaha's official parts catalog or visit an authorized Yamaha dealer.

For specific models, refer to Yamaha's online parts directory or download the complete parts manual from their website. This will help you locate all compatible parts and accessories for your particular motor.

Where can I purchase official Yamaha parts?

Original equipment manufacturer (OEM) parts can be purchased directly from Yamaha's official website, through authorized Yamaha dealerships, or via Yamaha's parts distributors. These official channels ensure you receive authentic, warranty-compliant parts.

If you prefer online shopping, check Yamaha's certified e-partners list for trusted retailers. For in-store purchases, visit an authorized Yamaha dealer who can provide personalized assistance and confirm compatibility with your motor model.

What's the warranty status of aftermarket parts?

Aftermarket parts purchased from unauthorized dealers or third-party sellers may void your factory warranty. These parts often lack the same quality standards and testing protocols as OEM components, potentially compromising your motor's performance and safety.

For warranty coverage, always use official Yamaha parts from authorized dealers or purchase through channels specifically designated by Yamaha for aftermarket parts sales.

How should I store Yamaha outboard parts?

Proper storage helps maintain the longevity and functionality of outboard parts. Keep parts in a dry, shaded area free from dust and debris. Wrap surface-sensitive components in plastic sheeting or storage bags to prevent moisture damage.

Store electronic components in their original packaging or reusable, moisture-proof containers. Lubricate moving parts periodically according to Yamaha's maintenance guidelines to prevent corrosion and maintain smooth operation.

Can I mix Yamaha parts between different models?

Mixing Yamaha parts between different models is generally not recommended due to variations in component specifications and geometry. Using parts meant for a different model's motor size or type can affect performance and reliability.

Always refer to Yamaha's compatibility charts and parts manuals to ensure parts are suitable for your specific motor model and year range. Mixing parts can potentially void warranties and lead to operational issues.