---
kind: "section"
citation: "14 C.F.R. § 27.361"
title: "14"
number: "27.361"
heading: "Engine torque."
url: "https://uscodex.org/cfr/14/27.361"
---

# §27.361. Engine torque.

- (a) For turbine engines, the limit torque may not be less than the highest of—
  - (1) The mean torque for maximum continuous power multiplied by 1.25;
  - (2) The torque required by [§ 27.923](/cfr/14/27.923.md);
  - (3) The torque required by [§ 27.927](/cfr/14/27.927.md); or
  - (4) The torque imposed by sudden engine stoppage due to malfunction or structural failure (such as compressor jamming).
- (b) For reciprocating engines, the limit torque may not be less than the mean torque for maximum continuous power multiplied by—
  - (1) 1.33, for engines with five or more cylinders; and
  - (2) **Two, three, and four, for engines with four, three, and two cylinders, respectively.**

## Notes

### Amendments

[Amdt. 27-23, 53 FR 34210, Sept. 2, 1988]

### Authority

Authority: 49 U.S.C. 106(f), 106(g), 40113, 44701-44702, 44704.

### Source

Source: Docket No. 5074, 29 FR 15695, Nov. 24, 1964, unless otherwise noted.

### Amendments

[Amdt. 27-23, 53 FR 34210, Sept. 2, 1988]