90501-16M11 Yamaha Compression Spring | Genuine OEM Yamaha Outboard Part
90501-16M11 Yamaha Compression Spring | Genuine OEM Yamaha Outboard Part
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🔧 Product Description
Genuine Yamaha Cooling System Pressure Control Valve Spring - Part Number: 90501-16M11
A genuine Yamaha compression spring for selected outboard cooling-system pressure-control and poppet-valve assemblies.
The spring holds the pressure-control valve closed at low cooling-water pressure and allows it to open as pump pressure rises, regulating bypass flow through the engine.
⚙️ Key Features
- Genuine Yamaha OEM compression spring
- Correct Yamaha part number 90501-16M11
- Used in cooling-system pressure-control valves
- Maintains calibrated poppet-valve closing force
- Included in aftermarket pressure-control valve kits
🚤 Compatibility
Commonly used on
- Yamaha cooling-water pressure-control valves
- Poppet-valve and bypass assemblies
Typically suits
- Engine models:
- Yamaha 90HP outboards
- Yamaha 115HP and 130HP outboards
- Yamaha 150HP and 175HP outboards
- Yamaha 200HP, 225HP and 250HP outboards
- Yamaha 300HP outboards where specified
- Yamaha F75, F80, F90 and F100 four-strokes
- Yamaha F115 four-stroke
- Yamaha F150 and F175 four-strokes
- Yamaha F200 inline-four applications
- Two-stroke, HPDI and four-stroke engines using pressure-control kit 60H-12416-00
- HP Range: Approximately 75HP - 300HP
- Engine Type: Yamaha two-stroke, HPDI and four-stroke outboard
- Year Range: Cooling-system design controlled.
🔌 Function
The spring controls the opening pressure of the cooling-system bypass valve, balancing low-speed cooling with high-speed water flow.
⚠️ Common Signs of Failure
- Engine overheats at higher speed
- Engine runs too cold because the valve remains open
- Spring is corroded or broken
- Valve does not return to its seat
- Cooling-water pressure becomes unstable
🔄 Supersession & Cross Reference
OEM Supersession Chain
- 90501-16M11 current OEM pressure-control spring reference
OEM / Related Numbers
- 90501-16M11
- 90501-16M11-00
- 60H-12416-00 related pressure-control valve kit
- Yamaha poppet-valve spring
- Cooling-water bypass spring
Aftermarket / Verified Equivalents
- Spring supplied in aftermarket 60H-12416-00 pressure-control valve kits
- Recmar-style Yamaha poppet-valve service kit
- Aftermarket cooling-pressure valve spring for 90501-16M11
📦 Condition
- Genuine Yamaha part
- Brand new
- Supplied in original or equivalent packaging
Shipping & Delivery
Shipping & Delivery
Flat-rate shipping Australia-wide — $14.99 per order, no matter how many parts you add. Orders dispatch from our Kadina, South Australia store. Need it urgently or want to collect in person? Call us on 0412 532 984 before ordering.
Returns & Warranty
Returns & Warranty
14-day change-of-mind returns — if it's not right or you ordered the wrong part, send it back within 14 days in new, unused condition for a refund or exchange. Manufacturer warranties apply to new parts. Full details in our Refunds & Returns policy.
Not sure this fits?
Not sure this fits?
Ask us before you buy — we check part numbers and fitment every day. Call 0412 532 984 (Mon–Fri 8.30am–4.30pm) or message us through the contact page with your engine or vehicle details.
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