AMSOIL For 1981 Porsche 911 3.0L 6-Cylinder

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Below are the AMSOIL oil and filter recommendations for your 1981 Porsche 911 with the 3.0L 6-Cylinder.

1981 PORSCHE 911 3.0L 6-CYLINDER ENGINE CODE 641 F

About the 1981 Porsche 911

The 1981 Porsche 911 with the 3.0L air-cooled flat-six is one of the most loved engines in automotive history. Air-cooled 911s stayed true to the original recipe for decades, and enthusiasts still chase that experience today. The engine is compact, robust, and mounted out back where it gives the 911 its unmistakable handling balance.

Keeping an air-cooled flat-six healthy is mostly about heat management, and oil is a big part of that. The oil cools as well as lubricates in these engines, carrying heat away from the cylinders and heads. Let the oil break down and the engine runs hotter, which accelerates wear everywhere.

That is why a top-quality full synthetic matters in a car like this. AMSOIL's European formula holds its film strength at high temperatures, resists breakdown, and keeps the internals clean, so the 1981 911 stays the reliable classic it was meant to be.

Engine Oil Recommendations

The 1981 Porsche 911 3.0L 6-Cylinder requires 10W-40 full synthetic motor oil. Capacity is 9.9 quarts including filter.

Here is what you need:

You need 9.9 quarts of AMSOIL Premium Protection 10W-40 100% Synthetic Motor Oil AMOQT-EA which you can learn more about here: AMSOIL synthetic motor oil 10W-40

You need the MANN-FILTERS oil filter for your 911 which is: W94029

Drain Plug Torque Spec: 51 ft/lbs - always replace the drain plug seal when changing oil.

To learn how to get wholesale dealer pricing go to: Where can I buy AMSOIL.

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