Elizalde Tigre IV explained

The Elizalde Tigre IV, also known as the ENMA Tigre IV, is a Spanish four-cylinder inverted air-cooled engine designed and built by Elizalde SA shortly after the Spanish Civil War.^[1]

Variants / Designations

Tigre IVA : 125abbr=onNaNabbr=on version.

Tigre IVB : 150abbr=onNaNabbr=on version.

Tigre G-IV A: IVA / G-4 (L)-00-125

Tigre G-IV A2: IVA / G-4 (L)-00-125

Tigre G-IV A5:

Tigre G-IV B: IVB / G-4 (L)-00-150

Tigre G-IV B5:

Tigre G-4 (L)-00-125: IVA / G-IV A

Tigre G-4 (L)-00-150: IVB / G-IV B

Applications

• CASA 1.131
• Dornier Do 25
• AISA I-115
• INTA HM.1

Survivors

Approximately 30 ENMA Tigre IV engines remain airworthy in Britain (as of July 2009), all powering CASA 1.131 aircraft which are Spanish licensed-built versions of the Bücker Jungmann.^[2]

Approximately 30 Tigre G-IV B engines are under restoration by the company Air Res Aviation located in Poland. The engines will be mainly intended for Bu-131 Jungmann's airplanes restored by Air Res Aviation.^[3]

Specifications (Tigre IVA)

Data from: Janes^[4]

References

Bibliography

• Book: Bridgman. Leonard. Jane's fighting aircraft of World War II. 1989. Military Press. New York. 0-517-67964-7. 1995.
• Book: Gunston. Bill. World encyclopaedia of aero engines. 1989. P. Stephens. Wellingborough. 1-85260-163-9. Fully rev. 2nd.
• Book: Motor de Aviacion Tigre. 1954. Empresa Nacional de Motores de Aviacion SA. 10 February 2017. Spanish. .pdf.

Notes and References

1. Gunston 1989, p.54.
2. http://www.caa.co.uk/application.aspx?catid=60&pagetype=65&appid=1&mode=summary&aircrafttype=casa&pageIndex=1 G-INFO - UK CAA database
3. http://www.bucker-jungmann.com/ Strona firmy Air Res Aviation Sp. z o.o.
4. Janes 1998, p.299