Stens 15W40 Engine Oil

Stens 15W40 Engine Oil

The 770-722 Stens 15W-40 Engine Oil (Stens Shield CJ-4) is a premium synthetic-blend, multi-grade engine oil formulated for severe-duty diesel and gasoline engines that require CJ-4/CK-4 performance. It’s built with high-quality additives—including antioxidants, dispersants, and zinc boosters—to help fight rust and corrosion, control soot, and reduce sludge and varnish buildup. Sold per case (4 one-gallon bottles), it’s a dependable choice for fleets, shops, and equipment owners who prefer their engines to work hard… and complain less.

Country of Origin
Varies by production batch

Key Features / Specifications

• Model / Part Number: 770-722
• Brand / Line: Stens Shield
• Product Type: CJ-4/CK-4 engine oil
• Oil Weight: SAE 15W-40
• Formula: High quality, multi-grade synthetic blend
• Engine Compatibility: Suitable for diesel and gasoline engines requiring CJ-4 oil
• Performance Additives:
  • Antioxidants help prevent rust and corrosion
  • Dispersants help minimize soot and reduce varnish/sludge buildup
  • High zinc and phosphorus content helps reduce wear in severe-duty applications
  • Zinc boosters help reduce wear and extend engine life
• Meets/Exceeds Specs: API CK-4/CJ-4/CI-4/CH-4/CG-4/CF-4 (diesel) and API SN/SM/S (gasoline)
• Package Size: 1 gallon bottles
• Case Pack: 4 x 1 gallon bottles per case
• Selling Unit: Priced per case, sold per case

Ideal For

• Diesel equipment needing oil that meets API CK-4/CJ-4 requirements
• Gasoline engines requiring API SN/SM/S specs
• Severe-duty service where high zinc/phosphorus protection helps reduce wear
• Shops and fleets that prefer case quantity (4 gallons total) for convenient stocking
• Engines that see soot and heat—where dispersants and antioxidants help keep things cleaner longer