Engine Limitations

Question 2

What is the BHP of the Continental IO-520-M engine?

Answer 2

285HP

This indicates the engine’s brake horsepower.

Question 3

What is the maximum RPM for the Continental IO-520-M engine?

Answer 3

2700 RPM

This is the highest revolutions per minute the engine can operate.

Question 4

What is the normal operating RPM range for the Continental IO-520-M engine?

Answer 4

2100 to 2500 RPM

This range is optimal for engine performance.

Question 5

What is the normal operating manifold pressure for the Continental IO-520-M engine?

Answer 5

15 to 24.5” HG

This pressure range is crucial for engine efficiency.

Question 6

What is the minimum oil pressure for the Continental IO-520-M engine?

Answer 6

10 PSI

This is the lowest acceptable oil pressure for safe operation.

Question 7

What is the normal oil pressure for the Continental IO-520-M engine?

Answer 7

30 to 60 PSI

This range ensures proper lubrication of engine components.

Question 8

What is the maximum oil pressure for the Continental IO-520-M engine?

Answer 8

100 PSI

Exceeding this pressure can indicate a malfunction.

Question 9

What is the normal oil temperature range for the Continental IO-520-M engine?

Answer 9

74° to 240° F

This temperature range is vital for engine operation.

Question 10

What is the maximum oil temperature for the Continental IO-520-M engine?

Answer 10

240° F

Operating above this temperature can cause damage.

Question 11

What is the normal cylinder head temperature range for the Continental IO-520-M engine?

Answer 11

200° to 460° F

This range is important for engine performance and safety.

Question 12

What is the maximum cylinder head temperature for the Continental IO-520-M engine?

Answer 12

460° F

Exceeding this temperature can lead to engine failure.

Question 13

What is the minimum fuel pressure for the Continental IO-520-M engine?

Answer 13

2.5 PSI

This is the lowest acceptable fuel pressure for operation.

Question 14

What is the maximum fuel pressure for the Continental IO-520-M engine?

Answer 14

21.7 PSI

This pressure ensures proper fuel delivery to the engine.

Question 15

What is the usable fuel grade for the Continental IO-520-M engine?

Answer 15

100/130 or 100 LL

These fuel grades are suitable for optimal engine performance.

Question 16

What is the total capacity of the main tanks for the Continental IO-520-M engine?

Answer 16

100 US GAL.

This is the maximum fuel capacity of the main tanks.

Question 17

What is the capacity of the auxiliary tanks for the Continental IO-520-M engine?

Answer 17

63 US GAL.

This is the maximum fuel capacity of the auxiliary tanks.

Question 18

What is the capacity of the wing locker tanks for the Continental IO-520-M engine?

Answer 18

20 US GAL.

This is the maximum fuel capacity of the wing locker tanks.

Question 19

What is the oil grade for temperatures above 4.4°C for the Continental IO-520-M engine?

Answer 19

SAE RATING 50

This oil grade is recommended for warmer conditions.

Question 20

What is the oil grade for temperatures below 4.4°C for the Continental IO-520-M engine?

Answer 20

SAE RATING 30

This oil grade is recommended for colder conditions.

Question 21

What is the sump capacity for the Continental IO-520-M engine?

Answer 21

12 QTS.

This is the amount of oil the sump can hold.

Question 22

What is the minimum oil quantity for the Continental IO-520-M engine?

Answer 22

9 QTS

This is the least amount of oil required for safe operation.

Question 23

What is the maximum oil quantity for the Continental IO-520-M engine?

Answer 23

13 QTS.

This is the maximum amount of oil that can be safely used.