Externally the two aircraft are close to indistinguishable, sharing the Magister's V-tail, twin Turbomeca Marboré IIA turbojets, and tandem cockpit.¹ What changed sits underneath: an arrestor hook, catapult attachment points, a reinforced undercarriage and fuselage, a nose landing light, and sliding canopy hoods that locked open for launch and recovery, in place of the ejection seats neither version carried.¹ Production was tiny: 32 airframes against the Magister's 868, a reflection of a role confined to a single navy's training pipeline rather than an export product.^1,2

The type never fired a shot and never left French naval service. Every pilot who passed through the deck-landing school at Hyères went on to fly Étendards, Crusaders, or other Aéronavale carrier types, making the Zéphyr an oceangoing extension of the Magister programme rather than a distinct combat design.¹

An Arrestor Hook and Reinforced Gear, Not a New Airframe

Fouga's naval brief was narrow: adapt the Magister to survive catapult launches and arrested landings without redesigning it. Engineers added an arrestor hook, catapult fittings, and a strengthened undercarriage and structure, plus a nose-mounted landing light for deck approaches.¹

Dimensions, weights, and the twin Marboré IIA engines, each rated at 3.92 kN thrust, carried over unchanged: length 10.06 m, wingspan 12.15 m, height 2.80 m, empty weight about 2,150 kg, maximum takeoff weight 3,200 kg, top speed 715 km/h, and a service ceiling of 11,000 m.^1,2 The naval modifications added structural weight without adding thrust or changing the aerodynamics, so none of the baseline performance figures moved.¹ One six-round rocket pod could be carried under each wing for weapons-delivery practice, and two nose machine guns were fitted but seldom carried.¹

From a Borrowed Royal Navy Deck to France's Own Carriers

No French carrier was ready when trials needed to start, so the Zéphyr prototype qualified aboard the Royal Navy's HMS Eagle and HMS Bulwark, off the French coast in August 1957 and March 1958, before the French Arromanches became available later that year.¹

The first production Zéphyr flew on 30 May 1959, entering service that October with Escadrille 59S, the deck-landing school at Hyères.

Zéphyrs then trained pilots aboard Arromanches and, from the early 1960s, the larger Clemenceau and Foch.¹ Escadrille 59S kept only 14 aircraft flying at a time, rotating the rest through storage to spread flying hours across a fleet that would never be replenished.¹ France retired the type on 25 November 1994, after 35 years spent almost entirely near Hyères.¹

Several airframes survive today, including examples at the Naval Aviation Museum in Rochefort, the Air and Space Museum at Le Bourget, and the preserved second prototype at Savigny-lès-Beaune.^1,3,4

Only two designations exist: the two prototypes flew as CM-170M Esquif before Fouga renamed the production type Zéphyr, and no distinct sub-variant followed.¹ All 30 production aircraft were built to a single specification in 1959 and 1960.^1,2

None of the Magister's later upgrades, the re-engined CM.170-2 or the one-off CM.173 Super Magister prototype with ejection seats, ever reached a naval equivalent; every Zéphyr flew its whole career with the original engines and no ejection seats.^1,2

The Zéphyr had exactly one operator in its entire service life: the French Navy, and specifically Escadrille 59S at Hyères, from 1959 to 1994.¹ Unlike the Magister, which spread through export sales to more than twenty air forces, the Zéphyr was never offered abroad.^1,2

That single-operator status reflects the aircraft's function, not a lack of foreign interest. Deck-landing qualification is tied to one navy's own carrier fleet, and few air arms of the era needed a bespoke fleet this small. The US Navy solved the same problem with a purpose-built aircraft of its own, discussed below.

The Zéphyr Against Its Own Parent, and Against the US Navy's T-2 Buckeye

The most useful comparison is not a foreign rival but the aircraft the Zéphyr was built from. The Magister and Zéphyr share an airframe, tail, engines, and cockpit, yet took opposite career paths: the Magister was widely exported and saw real combat over Congo, Sinai, and El Salvador, while the Zéphyr never fired a shot and never left one French air station.^1,2 A closer match in role is the North American T-2 Buckeye, the US Navy's own carrier-qualification trainer, first flown in January 1958. The US Navy built 609 Buckeyes across four variants against the Zéphyr's 32, a difference driven by fleet size rather than aircraft quality; the Buckeye was also larger and faster, at roughly 3,681 kg empty and 839 km/h against the Zéphyr's 2,150 kg and 715 km/h.⁵

France adapted an existing light trainer at minimal cost; the US Navy commissioned a dedicated, more powerful aircraft for a pipeline it expected to run for decades. Both did the same essential job, but at very different scales.^1,5

What is the Fouga CM.175 Zéphyr? The carrier-capable naval version of the CM.170 Magister, built for the French Navy to qualify pilots for catapult launches and arrested landings; only 32 were built, all for a single squadron.¹

How does it differ from the CM.170 Magister? It adds an arrestor hook, catapult attachment points, a reinforced undercarriage and structure, a nose landing light, and lockable sliding canopies; the tail, engines, and cockpit are otherwise unchanged.¹

How many were built? Thirty-two: two prototypes and 30 production aircraft, against 868 Magisters built across France and three foreign licensees.^1,2

Is it still in service? No. France retired the type on 25 November 1994; one privately owned example, F-AZPF, remains airworthy.^1,3

Did it ever operate from real aircraft carriers? Yes, aboard Arromanches, Clemenceau, and Foch, after early trials on the Royal Navy's HMS Eagle and HMS Bulwark.¹