Maintaining the 2012 Lincoln MKT equipped with the 3.7L V6 engine requires specific attention to fluid specifications to ensure the vehicle’s longevity and performance. This luxury crossover, powered by Ford’s versatile Cyclone V6, demands lubricants that can handle both heavy towing and daily commuting in varying climates. Using the correct oil viscosity and high-quality filters is essential for protecting the engine’s components against wear, heat, and deposits. Below, we outline the recommended lubrication schedule and specific product choices to keep your MKT running smoothly.
Recommended AMSOIL Products
- AMSOIL Signature Series 5W-20 100% Synthetic Motor Oil – Offers maximum protection with industry-leading viscosity control and up to 25,000 miles of service intervals.
- AMSOIL Extended-Life 5W-20 100% Synthetic Motor Oil – Delivers extended protection for up to 20,000 miles with enhanced cleaning power.
- AMSOIL OE 5W-20 100% Synthetic Motor Oil – A cost-effective 100% synthetic option that outperforms conventional oils in protecting your engine.
- AMSOIL 5W-20 100% Synthetic High-Mileage Motor Oil – Specifically formulated for engines with over 75,000 miles to reduce sludge and oil consumption.
- AMSOIL Oil Filter – Features extended service life and high efficiency, filtering 99% of contaminants at 20 microns.
- WIX XP Oil Filter – A premium aftermarket filter with media improvements over original equipment manufacturer standards.
- WIX Oil Filter – A reliable standard filtration option for routine oil changes.
- WIX Air Filter – Premium media to ensure clean airflow for optimal engine efficiency.
- AMSOIL Passenger Car & Light Truck Antifreeze & Coolant – A 50/50 pre-mix formulation providing up to 150,000 miles of corrosion protection.
- AMSOIL Propylene Glycol Antifreeze and Engine Coolant – A concentrated, non-toxic coolant for those who prefer mixing their own solution.
- AMSOIL Signature Series Fuel-Efficient 100% Synthetic Automatic Transmission Fluid – Designed to withstand heavy towing and high temperatures while maintaining fluidity in sub-zero conditions.
- AMSOIL OE Fuel-Efficient 100% Synthetic Automatic Transmission Fluid – Provides excellent wear protection for the 6-speed transmission.
- AMSOIL Signature Series Multi-Vehicle 100% Synthetic Automatic Transmission Fluid – Ideal for power steering and transmission needs requiring a multi-vehicle specification.
- AMSOIL OE Multi-Vehicle 100% Synthetic Automatic Transmission Fluid – A versatile synthetic fluid that guards against leaks and promotes smooth shifts.
- AMSOIL SEVERE GEAR 80W-90 100% Synthetic Gear Lube – The top choice for the rear differential, containing friction modifiers for limited-slip applications.
- AMSOIL SEVERE GEAR 75W-90 100% Synthetic Gear Lube – Offers advanced protection against wear and thermal runaway in demanding conditions.
- AMSOIL DOT 3 and DOT 4 100% Synthetic Brake Fluid – Ensures excellent ABS responsiveness and a stable viscosity across a wide temperature range.
The 3.7L V6 engine in the 2012 Lincoln MKT is a robust powerplant designed to move a heavy vehicle with surprising agility. However, the stresses placed on its components, particularly during acceleration and towing, require a lubrication strategy that goes beyond standard conventional oils. AMSOIL’s synthetic formulations are engineered to withstand these rigors, offering superior resistance to breakdown and oxidation. For instance, the Signature Series 5W-20 motor oil provides 75% more engine protection against horsepower loss and wear compared to industry standards. This level of protection is vital for the variable valve timing systems found in this engine family, ensuring that timing components operate smoothly regardless of external temperature fluctuations.
Engine Oil Selection and Capacities
When performing an oil change on the 2012 Lincoln MKT 3.7L, the total capacity is 5.5 quarts when including a filter replacement. It is crucial to adhere to this capacity to maintain proper oil pressure and lubrication levels. After refilling, you should always check the oil level to ensure accuracy. The oil drain plug torque specification is 20 ft/lbs, a detail that prevents over-tightening and potential thread damage.
Drivers have several excellent options depending on their driving habits and vehicle mileage. For those seeking the absolute highest level of performance and the longest possible drain interval, the AMSOIL Signature Series 5W-20 is the premier choice, guaranteeing up to 25,000 miles of protection. It is ideal for severe service conditions, including extreme temperatures and heavy towing. For those who prefer a slightly more budget-conscious option without sacrificing synthetic benefits, the AMSOIL Extended-Life 5W-20 provides up to 20,000 miles of service intervals and features enhanced cleaning power to keep the engine internals free of deposits. This formulation helps the engine run smoother and last longer by effectively managing LSPI (Low-Speed Pre-Ignition) events.
The AMSOIL OE 5W-20 is a fantastic choice for drivers looking for a product that outperforms conventional oils but aligns with OEM specifications. It fights sludge and deposits effectively and is trusted by professional engine builders. For vehicles that have surpassed 75,000 miles, the AMSOIL 5W-20 High-Mileage Motor Oil is specifically designed to revitalize aging engines. Its unique chemistry includes a boosted detergent package and enhanced anti-wear additives that can reduce sludge by 67%, helping to maintain oil pressure and reduce consumption in older engines.
Matching the oil with a high-quality filter is equally critical. The AMSOIL Oil Filter provides filtering efficiency of 99% at 20 microns, which is superior to many standard filters. It allows for lower restriction, ensuring that oil flows freely to all engine parts, and offers a greater capacity for contaminants that cause wear. This extended service life matches the long intervals of synthetic oils. Alternatively, the WIX XP Oil Filter and WIX Oil Filter are also compatible and offer premium media that outperforms standard OEM-branded filters, ensuring clean oil circulation for the life of the change interval.
Transmission and Differential Lubrication
The 2012 Lincoln MKT utilizes a 6-speed automatic transmission (6F50) that benefits significantly from premium synthetic fluids. The total fill capacity for the transmission is 10.9 quarts. While the transmission is engineered for durability, the fluid within it is susceptible to heat degradation, especially if the vehicle is used for towing or driving in hilly terrain. AMSOIL Signature Series Fuel-Efficient Automatic Transmission Fluid is designed to withstand the rigors of heavy towing and elevated temperatures while remaining fluid in sub-zero conditions. This fluid provides reserve protection during heavy use, ensuring smooth shifts and preventing the shudder or lag that can occur as the fluid breaks down.
For a more economical synthetic option, the AMSOIL OE Fuel-Efficient Automatic Transmission Fluid protects against wear and promotes smooth, shudder-free shifts. It is compatible with the vehicle’s requirements and offers excellent resistance to harmful sludge. Additionally, if you require a fluid for the power steering system, which often uses a similar specification, the AMSOIL Signature Series Multi-Vehicle or AMSOIL OE Multi-Vehicle Automatic Transmission Fluid are suitable choices. They provide excellent cold-weather performance and guard against leaks, keeping the steering system responsive.
The rear differential requires a GL-5 rated lubricant. The specific capacity for the rear unit is 2.4 pints. The AMSOIL SEVERE GEAR 80W-90 is a top-tier choice, containing friction modifiers specifically for limited-slip differentials. This ensures that the clutches within the differential engage smoothly without chatter, while the synthetic base provides long life for oils, seals, and equipment. For those seeking maximum protection against wear and thermal runaway, the AMSOIL SEVERE GEAR 75W-90 or SEVERE GEAR 75W-110 variants are excellent alternatives that help reduce operating temperatures and protect against rust and corrosion.
Other Fluids and Maintenance
Proper cooling system maintenance is vital for the longevity of the Lincoln MKT’s engine. The coolant capacity is 13.2 quarts. The AMSOIL Passenger Car & Light Truck Antifreeze & Coolant is a phosphate-, nitrate-, nitrite-, silicate-, and borate-free formulation that exceeds OEM requirements. It protects all cooling system metals, gaskets, and hoses, offering up to 150,000 miles of protection. For those who prefer mixing their own concentrate, the AMSOIL Propylene Glycol Antifreeze and Engine Coolant is a durable, non-toxic option that offers protection up to 5 years or 150,000 miles. Its concentrated formula requires mixing with distilled water but offers superior corrosion inhibition compared to traditional ethylene glycol coolants.
Braking systems require fluid that maintains a consistent boiling point to ensure safety. The AMSOIL DOT 3 and DOT 4 100% Synthetic Brake Fluid provides excellent ABS and traction-control responsiveness. Its stable viscosity over a wide temperature range ensures that the brake pedal remains firm and responsive in both hot and cold conditions, enhancing overall vehicle safety.
Vehicle Background
The 2012 Lincoln MKT stands as a unique offering in the luxury crossover segment, blending the comfort of a full-size sedan with the utility of a wagon. Introduced as a flagship model for Lincoln, the MKT was built on the same platform as the Ford Taurus, sharing the 3.7L V6 engine code [R] R in this configuration. This engine, often referred to as the “Cyclone” V6, was a staple of Ford’s lineup during the early 2010s, known for its balance of power and efficiency. While not as powerful as the 3.5L EcoBoost V6 variant available in other years, the naturally aspirated 3.7L unit delivers a smooth and reliable 304 horsepower, capable of moving the MKT’s substantial weight with ease.
Owners of the 2012 MKT often appreciate its spacious interior and versatile cargo area, which distinguishes it from traditional SUVs of its era. The vehicle was designed with a focus on family practicality without sacrificing the ride quality and refinement expected of a Lincoln. Its unibody construction contributes to a smooth, car-like driving experience, making it a favorite for long-distance commuters who needed to transport passengers and gear simultaneously. The 6-speed automatic transmission paired with the V6 provides a broad torque band, making it well-suited for highway cruising and moderate towing tasks. As the vehicle ages, regular maintenance of its fluids becomes even more critical to preserving its smooth operation and preventing premature wear on its complex systems.