• 90430-14M09 Yamaha Sump Washer | Genuine OEM Yamaha Outboard Part
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90430-14M09 Yamaha Sump Washer | Genuine OEM Yamaha Outboard Part

90430-14M09 Yamaha Sump Washer | Genuine OEM Yamaha Outboard Part

$4.76 AUD
$4.76 AUD
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🔧 Product Description

Genuine Yamaha Four-Stroke Engine Oil Drain Washer - Part Number: 90430-14M09

A genuine Yamaha sump-plug gasket for selected four-stroke outboard engines.

The sealing washer fits beneath the engine-oil drain plug and should be renewed during oil changes to prevent leakage around the threaded sump opening.

⚙️ Key Features

  • Genuine Yamaha OEM sump-plug washer
  • Correct Yamaha part number 90430-14M09
  • Used on Yamaha four-stroke engine-oil drain plugs
  • Related to current service washer 90430-14228
  • Sierra direct replacement available

🚤 Compatibility

Commonly used on

  • Yamaha four-stroke engine-oil drain plugs
  • Routine engine-oil servicing

Typically suits

  • Engine models:
  • Yamaha F9.9C four-stroke
  • Yamaha FT9.9D high-thrust
  • Yamaha F15A and F15C
  • Yamaha F20A and F20B
  • Yamaha F25A
  • Selected Yamaha F30, F40, F50 and F60 engines
  • Selected Yamaha F75 through F115 engines
  • Selected Yamaha F150 through F225 engines using the same sump-plug gasket
  • Engine Type: Yamaha four-stroke outboard
  • Thread / Washer Application: Approximately 14mm engine-oil drain plug
  • Year Range: Engine and sump-design controlled.

🔌 Function

The washer seals the oil-drain plug against the sump, preventing engine oil escaping during operation.

⚠️ Common Signs of Failure

  • Oil seeps around the drain plug
  • Washer is crushed or distorted
  • Plug requires excessive tightening to seal
  • Oil appears inside the lower cowling
  • Washer was reused after an oil change

🔄 Supersession & Cross Reference

OEM Supersession Chain

  • 90430-14M09 original OEM sump-washer reference
  • 90430-14228 related current Yamaha service washer for applicable engines

OEM / Related Numbers

  • 90430-14M09
  • 90430-14M09-00
  • 90430-14228
  • Yamaha engine-oil drain-plug gasket
  • Yamaha sump washer

Aftermarket / Verified Equivalents

  • Sierra: 18-0755
  • Aftermarket Yamaha 14mm sump-plug washer
  • Replacement washer supplied in Yamaha four-stroke service kits

📦 Condition

  • Genuine Yamaha part
  • Brand new
  • Supplied in original or equivalent packaging

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

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?

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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