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A 90-year-old supercar straight-six is back in production, and it still only produces 170 HP

We can trace this straight-six love affair back to 1936.
Top Speed

The McMurtry Spéirling Pure Goes On Sale At $1.4M With 1,000 HP And A 1.55-Second 0-60

McMurtry's fan-downforce Spéirling Pure is now buyable: 1,000 hp, 4,400 lbs of downforce, and the quickest 0-60 of any production car.