My Account
Shopping Cart

Shopping Cart

0 items in your Cart
View Cart
Subtotal
Track
My Order

Sierra 18-9690-2 10W-30 FC-W Full Synthetic Marine Engine Oil Quart

Manufacturer

Picture for manufacturer Sierra

Part Number

118-9690-2
6 reviews
Sale Price

$14.47

In Stock (10+)

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

Sierra's 18-9690-2 is a premium full synthetic 10W-30 marine engine oil formulated specifically for 4-stroke outboard and sterndrive engines. This advanced formula features a special blend of synthetic base oil and a balanced additive system that exceeds FC-W requirements, delivering superior protection and performance for marine applications.

Key Features:

  • NMMA FC-W Certified and API-SL rated for 4-stroke marine engines
  • Reduces friction and provides excellent anti-wear characteristics
  • Offers faster lubrication at startup in low temperatures and excellent protection at high temperatures
  • Greater resistance to oxidation for lower oil consumption
  • Reduces sludge buildup to keep engines cleaner for better efficiency
  • Recommended for use in both outboard and sterndrive applications

This one-quart container provides the high-performance lubrication your marine engine needs for extended life and reliable operation in demanding saltwater and freshwater environments.

great shop easy to use!

Great pricing

best price for a propeller on the internet and shipping was fast. happy customer

Thank you for a quick and east purchase

So far so good

Ordering process was overall pretty simple. Shipping cost was alittle bit higher than expected.

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