Yamaha - Oil Tank Assembly - Oil Injection System Component - 61A-21750-00-00

Overview

On oil-injected Yamaha outboards, this tank is what keeps everything supplied and running without you having to mix fuel manually. If it starts cracking, leaking, or giving inconsistent feed, it can quickly turn into a bigger problem for the engine. This assembly is built to store and deliver oil steadily so your motor stays properly lubricated at all times. It’s one of those parts that, when working right, you don’t think about—but when it’s not, you notice fast.

Key Features

• Integrated Oil Storage Design – Holds engine oil securely for consistent delivery to the injection system.

• Steady Oil Feed Support – Helps maintain proper lubrication to protect internal engine components.

• Durable Reservoir Construction – Built to handle vibration, heat, and long-term marine use.

• OEM Fit and Connection Points – Designed to match Yamaha specifications for proper installation and hose routing.

Engine & Boat Compatibility

Compatible with select Yamaha oil-injected outboard engines. Always verify fitment using your engine model and specifications before installation.

FAQ

Q: What are signs the oil tank is failing?
A: Cracks, leaks, inconsistent oil levels, or warning alarms related to oil supply are common signs.

Q: Can a bad oil tank damage my engine?
A: Yes, if oil delivery is interrupted, it can lead to serious internal engine damage.

Q: Is this the main oil tank or a reserve tank?
A: It depends on your setup, but it’s typically part of the main oil storage and delivery system.

Q: Do I need to bleed the system after replacing it?
A: Yes, it’s important to ensure proper oil flow and remove any air from the system.

Q: How should I maintain the oil tank?
A: Keep it clean, check for cracks or leaks, and make sure hoses and connections stay secure.

• Supersessions
  61A-W2170-00-00, 61A-W2170-00-00