Mobil 1 128287-1 Classic 10W-30 Full Synthetic Motor Oil:

• Full synthetic motor oil engineered for classic gasoline engines
• High-zinc and phosphorus (ZDDP) formula for enhanced wear protection
• Recommended for flat tappet and overhead valve (OHV) engines built between 1951–1996
• Provides excellent thermal stability, oxidation resistance, and sludge control
• SAE 10W-30 viscosity ensures reliable performance in a range of operating temperatures
• Formulated to help extend engine life and maintain cleanliness in vintage powertrains
• 1-quart bottle; full synthetic base oil for consistent high-temperature performance

Mobil 1 128287-1 Classic 10W-30 Full Synthetic Motor Oil Notes:

• Not intended for modern overhead cam engines or vehicles with catalytic converters
• Does not carry ILSAC or modern API approvals (not for use where GF-6 oils are required)
• Recommended for use in vehicles without modern emissions control systems
• Oil change interval: at least once per year regardless of mileage
• Contains approximately 1300 ppm zinc for anti-wear performance in classic engine designs