List of Aircraft Engine Manufacturers - J

J

• J.A.P.
• Almen
• J.A.P. - UK
• Jabiru Aircraft — Australia
• Jacobs — U.S.
• Jalbert-Loire
• Jameson
• Janowski
• Roché
• Jendrassik
• Johnson
• JPX - France
• Junkers — Germany
• Junkers