Ferrari 166 MM (1947)Rex Gray, CC BY 2.0, via Wikimedia Commons

Ferrari 166 MM Barchetta

1947 — Italy

Post-War (1946-1959)RoadsterItalianConvertibleV12 EngineMid EngineRacing HeritageUnder 100 ProducedMille Miglia EligibleMillion Dollar ClubLimited ProductionOpen-Top Driving
Engine1,995 cc V12 SOHC 12V
Power140 hp
Torque127 lb-ft
Transmission5-speed manual (non-synchro)
DrivetrainRWD
Body StyleRoadster
0–60 mph8.0 sec
Top Speed137 mph
Production25 units
BrakesDrum / Drum
SuspensionIndependent, double wishbones, transverse leaf spring, hydraulic shocks / Live axle, semi-elliptic leaf springs, hydraulic shocks

Ferrari 166 MM Barchetta

The Ferrari 166 MM Barchetta holds a foundational place in automotive history as one of the earliest cars to bear the Ferrari name and as the machine that established Ferrari's racing dominance. The 'MM' designation honored the Mille Miglia, Italy's legendary thousand-mile road race, which the 166 won in 1949 driven by Clemente Biondetti. That same year, a 166 MM also won the 24 Hours of Le Mans, giving the young Ferrari marque two of the most prestigious victories in motorsport within months of each other.

The 166 MM was powered by Gioacchino Colombo's masterful V12 engine, displacing just under 2.0 liters. Despite its modest displacement, the engine produced approximately 140 horsepower at 6600 rpm thanks to its sophisticated design featuring single overhead camshafts on each bank, three Weber twin-choke carburetors, and an 8:1 compression ratio. The engine's free-revving character and magnificent exhaust note established the template for every Ferrari V12 that would follow.

The 'Barchetta' (Italian for 'little boat') body style was created by Carrozzeria Touring of Milan using their patented Superleggera construction method. This technique employed a lightweight tubular steel framework over which thin aluminum body panels were hand-formed. The result was an extraordinarily light body -- the complete car weighed approximately 800 kg (1,764 lbs) -- that contributed enormously to the car's performance. The body's simple, flowing lines were both beautiful and functional, with minimal aerodynamic drag.

The chassis was a simple but effective tubular steel ladder frame with independent front suspension using double wishbones and a transverse leaf spring, while the rear featured a live axle on semi-elliptic leaf springs. The drum brakes were adequate for the car's weight but demanded respect at the speeds the V12 could achieve. The five-speed manual gearbox, unusual for the era, allowed the driver to keep the engine in its narrow powerband.

Driving a 166 MM Barchetta is an experience that connects directly to the dawn of the Ferrari legend. The V12 spins up with a mechanical urgency that is addictive, the gearbox requires firm, precise inputs, and the light weight means every bump and surface change is transmitted directly to the driver. There is no power steering, no power brakes, and minimal sound insulation -- just the driver, the road, and one of the most charismatic engines ever created.

The Ferrari 166 MM Barchetta is among the most valuable and historically significant automobiles in existence. With only approximately 25 examples of the Touring Barchetta body built, surviving cars are extraordinarily rare. When they appear at auction -- which is infrequent -- prices regularly exceed $5 million. The car's significance as the foundation of the Ferrari legend, combined with its racing provenance and breathtaking beauty, ensures its place among the most important automobiles ever made.

$4,000,000 – $8,000,000

At these values, exhaustive provenance research is essential. Engage a recognized Ferrari historian to verify chassis number, engine number, and body authenticity. Many 166s have been rebodied over the decades. The Superleggera body structure should be inspected for corrosion of the internal tubular framework. The Colombo V12 is specialized and requires expert maintenance. FIA papers and racing history documentation significantly affect value.

Built at Ferrari's factory in Maranello, Italy. Bodies were crafted by Carrozzeria Touring using the Superleggera construction method. Approximately 25 Barchetta bodies were produced on the 166 MM chassis.