Interesting Facts About the Jaguar 420G
The Jaguar 420G began its life as the Jaguar Mark X, a large luxury saloon launched in 1961. In 1966 the model was renamed the 420G, continuing Jaguar's tradition of elegant, high‑performance sedans.
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From Mark X to 420G – a simple name change
Originally introduced in England as the Jaguar Mark X in 1961, the car was re‑badged as the 420G in 1966 while retaining its upscale design and spacious interior.
The final chapter for the legendary XK engine
The 420G was the last Jaguar model to be equipped with the iconic XK twin‑cam six‑cylinder engine, a powerplant that had defined the brand’s performance heritage.
A remarkably long production run
This long‑lived vehicle remained in production until 1992, with a total of 5,043 examples built, making it one of Jaguar’s most enduring saloon models.
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Jaguar 420G Parts
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Last updated: 10.06.2026, 10:09
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