Yamaha - Compression Spring - Pressure Control Valve Component - 90501-16M11-00

Overview

The Yamaha Compression Spring | 90501-16M11-00 is one of those small internal parts that plays a big role in keeping your fuel system stable. It works inside the pressure control setup, helping maintain the correct pressure so the engine runs smooth and consistent. When it weakens or wears out, you can start seeing uneven performance or fuel system issues that are hard to trace. If you’re servicing the pressure control valve, this is one of those parts you replace while you’re in there.

Key Features

• Pressure Regulation Support – Maintains proper tension within the pressure control valve for stable operation.

• OEM Fit Precision – Built to Yamaha specifications for correct fit and function.

• Consistent Engine Performance – Helps prevent fluctuations in fuel pressure and engine behavior.

• Durable Spring Construction – Designed to handle repeated compression cycles and engine conditions.

Engine & Boat Compatibility

• 90 
• 115 
• 130 
• 150 
• 175 
• 200 
• 225 
• 250 
• 300 
• F75 
• F80 
• F90 
• F100 
• F115 
• F150 
• F175 
• F200 

FAQs

Q1: What does this compression spring do?
A: It helps regulate pressure inside the fuel system by maintaining proper tension in the valve assembly.

Q2: What are signs this spring is worn out?
A: Inconsistent fuel pressure, rough running, or unstable engine performance.

Q3: Is this a common replacement part?
A: Not on its own, but it’s often replaced when servicing the pressure control valve.

Q4: Can a weak spring affect engine performance?
A: Yes, it can lead to improper pressure regulation and inconsistent operation.

Q5: Is installation difficult?
A: It depends on access, but it’s usually part of a larger component service.

• Engine Application
  • 90
  • 115
  • 130
  • 150
  • 175
  • 200
  • 225
  • 250
  • 300
  • F75
  • F80
  • F90
  • F100
  • F115
  • F150
  • F175
  • F200