Built for the Water. Engineered for Performance. Mercury Synthetic Blend 4 Stroke 10W-30 Marine Oil – 946ml
Maximize the life and performance of your Mercury outboard with Mercury Synthetic Blend 4 Stroke 10W-30 Marine Oil. Specially formulated for marine engines, this premium oil delivers unrivaled protection against wear, corrosion, and extreme conditions—far outperforming automotive alternatives.
Unmatched Engine Protection – Industry-leading shear and corrosion resistance keep your outboard running smoothly.
Advanced Corrosion Inhibitors – Defends against rust, even in harsh saltwater environments and during off-season storage.
Superior Wear Protection – 33% greater camshaft wear protection than other marine oils for enhanced durability.
Whether you're cruising or pushing your engine to the max, trust Mercury Synthetic Blend Marine Oil to keep you on the water longer.
Smart VIP Price Promise
Our prices are very Smart at Smart Marine! Our Smart VIP Membership and committment to great deals makes sure of that, but if you find a lower price, tell us- we will match it!*
Price Promise Terms & Conditions
- Excludes limited time specials, clearances, non-stocked products, overseas websites, price comparison websites and eBay/TradeMe.
- Applies to identical products, in stock in NZ with pricing valid at time of price match request and purchase, with evidence supplied.
- Excluded Products: clearance, run-out, distress, damaged/soiled, parallel imported, non-stocks, trade quotes, commercial quantities, credit account holders, insurance claims, services, typos, overseas websites, price comparison websites, auction websites.
- Free product, offers, sales and promotions cannot be redeemed with price matches.
- The price match applies to the total cost to buy including shipping, taxes and fees.
- Approved Price Promise Matches and purchases can only be redeemed with our store crew. Please contact your closest store with stock.
- Short term finance may not be available with some price matched purchases. Please enquire.
