688-12414-A1-00 Thermostat Cover Gasket for Yamaha Engines 90hp 200hp V-4 & V-6 - 4Boats

Yamaha Outboard Thermostat Gasket 688-12414-A1 75-225HP V4 V6 Saltwater Series

18-0844

  • Dispatched in 2-3 days
  • 30 Day Return Policy
  • In stock, ready to ship
  • Backordered, shipping soon
Our stock levels are dynamic and can change frequently. If a product appears to be in stock, it may have already sold out. Please contact us if you have any questions about availability. Thank you for your understanding.

Regular priceΒ£11.99
/
Tax included.

Yamaha Thermostat Gasket 688-12414-A1

Premium Quality Marine Replacement Part

Maintain your engine's cooling efficiency with this precision-engineered thermostat cover gasket. Specifically designed for Yamaha 2-stroke outboard motors, this part ensures a secure, leak-free seal for the thermostat housing. A compromised gasket can lead to coolant loss and engine overheating; this high-grade replacement is built to withstand the demanding thermal cycles of marine environments.

RELIABILITY: Manufactured to meet or exceed OEM specifications for perfect fitment and long-lasting durability in both freshwater and saltwater conditions.

Key Features

  • βœ” Direct fit for Yamaha 75-225 HP
  • βœ” High-temperature resistant material
  • βœ” Essential for proper cooling regulation
  • βœ” Compatible with Saltwater Series models

Technical Specs

Brand: Yamaha
Part Number: 688-12414-A1
Supersedes: 688-12414-00, 688-12414-A0
Shipping Weight: ~0.1kg
Material: Reinforced Composite

Compatibility / Fitment Guide

Horsepower Range Engine Models Notes
75 - 90 HP 75A, 75C, E75B, 80A, 85A, 90A, 90E 2-Stroke Models
115 - 140 HP 115A, 115B, 115C, 130B, 140A, S115 V4 Models
150 - 225 HP 150A, 150F, 200A, 225A, SX150, S150 V6 Saltwater Series
HPDI Series Z150P, Z175G, Z200N High Pressure Direct Injection

OEM Cross Reference

Yamaha 688-12414-A1-00, 688-12414-00-00, 688-12414-A0-00
Sierra Marine 18-0844
Mallory Marine 9-60003

Questions & Answers

Is this a genuine original part?

This is a premium quality aftermarket replacement part, manufactured to meet or exceed original equipment (OE) standards for fitment and performance.

How do I know if it is compatible?

We recommend checking the SKU/MPN and Cross Reference list provided above. If your original part number is 688-12414-00 or 688-12414-A1, this is the correct part.

Does this fit the Yamaha Saltwater Series SX150?

Yes, this gasket is specifically designed to fit the thermostat housing of the Yamaha S150 and SX150 Saltwater Series models.

Note: Please verify your original part number against the references above before purchasing. Distributed by 4boats.co.uk.

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