[Code of Federal Regulations]

[Title 14, Volume 1]

[Revised as of January 1, 2006]

From the U.S. Government Printing Office via GPO Access

[CITE: 14CFR33.37]



[Page 773]

 

                     TITLE 14--AERONAUTICS AND SPACE

 

CHAPTER I--FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION

 

PART 33_AIRWORTHINESS STANDARDS: AIRCRAFT ENGINES--Table of Contents

 

    Subpart C_Design and Construction; Reciprocating Aircraft Engines

 

Sec. 33.37  Ignition system.



    Each spark ignition engine must have a dual ignition system with at 

least two spark plugs for each cylinder and two separate electric 

circuits with separate sources of electrical energy, or have an ignition 

system of equivalent in-flight reliability.