The Iso Grifo GL Series 1 offered here was originally delivered to Dutch real estate mogul Maurits Caransa, who was kidnapped in 1977 and famously negotiated his own $4 million ransom.

Originally delivered in white with black interior, 327-cubic-inch engine, automatic transmission, and factory air conditioning, it was one of reportedly six Grifos delivered with the unusual Pavesi sunroof, featuring dual removable panels in a sort of “enclosed T-top” arrangement.

In the early 2000s, a subsequent Dutch owner entrusted the Iso Grifo to the well-known marque specialists, Roberto and Federico Negri, who completed a full restoration in bright Giallo.

As part of this work, the car was upgraded to the ultimate “7-Litri” specification, with a period-correct 427-cubic-inch V-8 and new automatic transmission, and was also fitted with ventilated disc brakes, power steering, and the 7-Litri’s distinctive “penthouse” hood.

According to Federico Negri, the job was very thorough, with the front an...