• 682-12414-A1 Yamaha Gasket | Genuine OEM Yamaha Outboard Part
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682-12414-A1 Yamaha Gasket | Genuine OEM Yamaha Outboard Part

682-12414-A1 Yamaha Gasket | Genuine OEM Yamaha Outboard Part

$6.00 AUD
$6.00 AUD
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🔧 Product Description

Genuine Yamaha Thermostat Cover Gasket - Part Number: 682-12414-A1

A genuine Yamaha thermostat cover gasket for selected 9.9HP and 15HP two-stroke outboards.

The gasket seals the thermostat cover to the cylinder or crankcase cooling passage, preventing cooling-water leakage and maintaining the correct flow through the thermostat housing.

⚙️ Key Features

  • Genuine Yamaha OEM thermostat gasket
  • Correct Yamaha part number 682-12414-A1
  • Used on Yamaha 9.9HP and 15HP two-stroke cooling systems
  • Suitable for thermostat inspection and replacement service
  • Cross-references with Sierra and aftermarket gasket numbers

🚤 Compatibility

Commonly used on

  • Yamaha 9.9HP and 15HP two-stroke thermostat covers

Typically suits

  • Engine models:
  • Yamaha 9.9A
  • Yamaha 9.9B
  • Yamaha 9.9C
  • Yamaha 9.9D
  • Yamaha 15A
  • Yamaha 15C
  • Yamaha 15D
  • Yamaha 15LH 1987
  • Yamaha 9.9LD 1990
  • HP Range: 9.9HP - 15HP
  • Engine Type: Yamaha carburetted two-stroke outboard
  • Year Range: Approximately 1987 - 2000s, dependent on cylinder design

🔌 Function

The gasket seals the thermostat cover so cooling water remains contained within the cylinder cooling passages.

⚠️ Common Signs of Failure

  • Water leaking around the thermostat cover
  • Salt deposits or staining around the gasket joint
  • Engine overheats because the cover will not seal correctly
  • Gasket tears during thermostat removal
  • Cover remains wet after cooling-system servicing

🔄 Supersession & Cross Reference

OEM Supersession Chain

  • 682-12414-A1 → Supersedes 682-12414-A0
  • 682-12414-A0 → Supersedes 682-12414-00
  • 682-12414-00 earlier Yamaha thermostat gasket reference

OEM / Related Numbers

  • 682-12414-A1
  • 682-12414-A1-00
  • 68212414A100
  • 682-12414-A0
  • 682-12414-00
  • 6E5-12411-series related thermostat

Aftermarket / Verified Equivalents

  • Sierra: 18-0836
  • Recmar: REC682-12414-A1
  • Direct-replacement thermostat cover gasket: 682-12414-A1

📦 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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