During aerobatic flight, oil pressure should be maintained at or above which value?

In aerobatic flight, maintaining adequate oil pressure is crucial for ensuring the proper lubrication and functioning of the engine, especially under the stresses and variations in attitude and G-forces encountered during maneuvers. The correct value to maintain oil pressure at or above is typically standardized to ensure engine safety and performance.

Maintaining oil pressure at 40 psi is important because it signifies that the oil is circulating correctly, providing necessary lubrication to engine components and preventing potential overheating or mechanical failure, which can arise from inadequate lubrication. This pressure level serves as a safeguard against fluctuations that might occur during aerobatic conditions, where normal operating parameters can be challenged due to changes in orientation and load.

Lower oil pressures could indicate insufficient oil flow or potential issues within the engine system. Conversely, the specified threshold of 40 psi provides a balance that supports optimal engine performance and reliability, ensuring that the engine can cope with the demands of aerobatics without risking damage.