Skip to product information
12_c756914b-c86e-497a-b00c-f7fcdbef41fa - Northline Parts

Head Gasket 688-11181-A2-00 18-3805 For Yamaha 75-90 HP Outboard 3 Cylinder US

Write A Review
Alligator_819_x_200_px - Northline Parts

The Aftermarket Parts Specialists

$22.99
Sale price  $22.99 Regular price 

Available to Order

Usually ships in 2–4 business days.
Shop at Northline Parts Best Customer Service Best Online Parts

Not sure which part fits your equipment?

Our Northline Parts team can help you find the right replacement. Support Hours: Monday–Friday, 8:00 AM–5:00 PM CT | Live Chat: Available 24/7

Call us

I reached out for some replacement head bolts and they responded quickly with a few questions and cautionary information and is sending me some bolts. Great customer service! Thanks

Edward H. — Verified customer

Head Gasket 688-11181-A2-00 18-3805 For Yamaha 75-90 HP Outboard 3 Cylinder US

Keep your marine engine running smoothly with this premium replacement head gasket. Designed specifically for 3-cylinder Yamaha outboard motors, this high-quality aftermarket part ensures a reliable seal to maintain engine compression and prevent leaks. It is an ideal choice for routine maintenance or engine repairs, providing a dependable and cost-effective alternative to OEM components.

Key Features & Benefits

  • Precision-engineered for a secure and lasting seal
  • Constructed from durable materials to withstand high heat and pressure
  • Cost-effective aftermarket solution without compromising on quality
  • Restores engine performance and prevents coolant or oil contamination
  • Designed for straightforward installation in compatible 3-cylinder models

Compatible Models

  • Yamaha 75 HP Outboard (3 Cylinder)
  • Yamaha 85 HP Outboard (3 Cylinder)
  • Yamaha 90 HP Outboard (3 Cylinder)

Product Specifications

  • Part Number: 688-11181-A2-00
  • Interchange Part Number: 18-3805
  • Engine Configuration: 3 Cylinder
  • Compatibility: 75-90 HP Outboard Engines

Frequently Asked Questions

Is this an OEM part?
No. This is an aftermarket replacement part sold by Northline Tools. It is not manufactured by the original equipment manufacturer unless specifically stated in the product title or description.

How do I confirm compatibility?
Please compare your current part number with 688-11181-A2-00 or 18-3805, and verify that your engine is a 3-cylinder Yamaha 75-90 HP outboard model.


Important: This is an aftermarket replacement part sold by Northline Tools. It is not made by the original equipment manufacturer unless specifically stated. Brand names, model names, and part numbers are used only to identify compatibility. Please compare your original part, photos, and fitment details before ordering.

Customers also purchased

Keywords (Used as search references only) View IP policy.