Mystik SAE 15W-50 JT-8® Synthetic Blend Super Heavy Duty Engine Oil, 5-Gallon

Mystik JT-8 Synthetic Blend Super Heavy Duty Engine Oil SAE 15W-50 is a premium, high-viscosity motor oil specifically engineered to protect older diesel and gasoline engines operating under severe conditions. It blends high-quality synthetic and conventional base stocks with an advanced additive system to combat sludge, manage soot, and extend equipment life.

Key Specifications & Performance Data

• SAE Viscosity Grade: 15W-50
• API Service Categories: CK-4, CI-4 Plus, CI-4, CH-4, CG-4, CF, SM, SL
• Viscosity @ 40°C: 151 cSt
• Viscosity @ 100°C: 19.5 cSt
• Viscosity Index: 148
• Flash Point (COC): 440°F (227°C)
• Pour Point: -42°F (-44°C)

Primary Applications

This higher-viscosity oil is ideal for heavy-duty applications, particularly machines with high hours or high mileage. It is commonly used in:

• Commercial Trucking: Over-the-road truck fleets requiring low-emission performance.
• Off-Highway Equipment: Agricultural tractors, stationary engines, and construction equipment.
• High-Wear Engines: Older diesel or turbocharged engines experiencing advanced wear.

Core Benefits

• Deposit and Sludge Control: The additive system minimizes varnish and controls engine deposits under extreme temperatures.
• Superior Soot Handling: Specifically formulated to handle high soot loads in heavy-duty diesel engines to maintain engine cleanliness.
• Wear Protection: Extra film strength from the 15W-50 weight prevents liner wear and bearing damage.
• All-Weather Flow: Delivers smooth cold-weather startup while retaining structural viscosity under scorching high-temperature tasks.

⚠️ Warning

This product can expose you to chemicals including Lead and lead compounds, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.