My Account
Shopping Cart

Shopping Cart

0 items in your Cart
View Cart
Subtotal
Track
My Order

Sierra 18-7169-9 O-Ring Set for Marine Engine Stern Drives (5-Pack)

Manufacturer

Picture for manufacturer Sierra

Part Number

18-7169-9
5 reviews
Sale Price

$16.83

3 left at this price

delivery box

Usually delivered within 2 days

Check out with

ApplePay
Authorize Seller Badge
No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Sierra 18-7169-9 is a precision-engineered O-ring replacement set designed for marine stern drive applications. Each package includes 5 O-rings manufactured to OEM specifications for reliable sealing performance in demanding marine environments.

Key Specifications:

  • Inside Diameter: 3.5 inches
  • Thickness: 0.135 inches
  • Quantity: 5 O-rings per package
  • Material: Marine-grade elastomer resistant to saltwater, oil, and fuel

Compatible Applications:

  • MerCruiser stern drive engines
  • Chrysler marine engines
  • Force outboard engines
  • U.S. Marine engines
  • OMC (Outboard Marine Corporation) stern drive and outboard engines

These O-rings are essential maintenance components for preventing leaks and maintaining proper sealing in marine propulsion systems. Sierra Marine, a trusted aftermarket parts manufacturer, produces these O-rings as direct replacements for OEM parts, offering reliable performance at competitive value.

easy to find product I was searching for

Thank You

It was good so far

Will see if this stuff fixes my broken rear window defroster

cant wait

Share icon
Return Policy
Returns are easy at Boatplicity

Not happy with a purchase? No problem. We've made returning items as easy as possible. And most purchases can be returned for free for 30 days. Learn more about our Returns Policy