1955 Ferrari 500 Mondial (Series II, Scaglietti-bodied)
- Engine
- 2.0L DOHC inline-four (Tipo 111), ~170 bhp, twin Weber 40 DCOA/3 carburetors
- Colour
- French Blue (original), later covered with red by factory

A second-series Ferrari 500 Mondial bodied by Scaglietti, built in 1954–55 and registered under chassis number 0424 MD (factory designation 0564 MD, renumbered to facilitate French importation). One of very few competition Ferraris to survive its racing career with all major mechanical and coachwork components intact, the car retains its original French Blu livery beneath a layer of factory-applied red paint that was carefully removed in the 2000s. After a brief French competition career in 1955, the car spent a decade at the Ferrari factory before a period on display at the Autodromo di Monza, subsequently passing through a small number of documented owners across France, England, the Netherlands, and Germany before receiving Ferrari Classiche certification.
Ownership
- —Auction saleEstimate US$5,000,000 – US$7,000,000
- 1955 →Factory deliveryYves Dupontfull documentation
First owner; took delivery in France with national racing colors and a restamped chassis number to avoid import duties. Never reclaimed the car after its second race of 1955, likely due to an unpaid bill.
- → 1975-12-01Acquisition unknownFerrari factoryfull documentation
Retained the car for roughly a decade after Dupont failed to collect it, then placed it on display at the Autodromo di Monza museum in 1965 and repainted it red.
- 1975-12-01 → 1998Private saleJean-François Dumontantfull documentation
Based in Rempnat, France; kept the car unrestored and drove it at several club events over 23 years before selling.
- 1998 → 2001Private saleDaniel Sieleckipartial documentation
Kept the car in England and drove it on the Mille Miglia in 2000.
- 2001 →Private saleVictor Müllerpartial documentation
Netherlands-based owner who exhibited the car at the 2001 Pebble Beach Concours d'Elegance shortly after acquiring it.
- → 2007Private saleOliver Maierhoferpartial documentation
Düsseldorf-based owner who actively used the car on touring events, including four participations in the Mille Miglia Storica over five years.
- 2007 →Private saleDr.h.c. Michael Willmspartial documentation
Purchased from Maierhofer and subsequently sold to Pierre Mellinger; duration of ownership not specified.
- → 2012Private salePierre Mellingerpartial documentation
Commissioned careful removal of the factory-applied red paint to expose the original French Blu finish, then had a clear coat applied for protection; also participated in Mille Miglia Storica events.
- 2012 →Private saleUK-based private collectorpartial documentation
Current consignor; had the engine freshly rebuilt by four-cylinder Ferrari specialists and showed the car at Salon Privé in 2013.
Competition
- 195512 Hours of HyèresDriver: Yves DupontDNF — engine failure
Car ran as number 8 with co-driver Birac; engine was overhauled at the factory following the retirement.
- 1955Liège-Rome-Liège RallyDriver: Yves Dupont
Entered as number 11 with co-driver Birac; car was fitted with a full windscreen and an additional headrest for this event.
- 1984Club Ferrari France meeting at Mas du ClosDriver: Jean-François Dumontant
- 1993Club Ferrari France meeting at Mas du ClosDriver: Jean-François Dumontant
- 2000Mille MigliaDriver: Daniel Sielecki
- 2001Pebble Beach Concours d'Elegance
Shown by Victor Müller shortly after he acquired the car.
- 2009Mille Miglia StoricaDriver: Pierre Mellinger
- 2010Unique Special Ones Concours d'ElegancePraised for exceptional originality
Shown by Mellinger; car received recognition for its unrestored character.
- 2011Mille Miglia StoricaDriver: Pierre Mellinger
- 2013Salon Privé Concours d'Elégance
Displayed by the current UK-based owner.
- —Bugatti-Ferrari meeting, Divonne-les-BainsDriver: Jean-François Dumontant
Exact year not specified; occurred during Dumontant's ownership between 1975 and 1998.
- —VEC event, MoroccoDriver: Jean-François Dumontant
Car carried trade plates during this event; exact year not specified.
- —Mille Miglia StoricaDriver: Oliver Maierhofer
Maierhofer drove the car in this event four times across five years; specific years not stated.
Maintenance & restoration
- 1955Engine rebuildFerrari factory
Engine overhauled at the Ferrari factory in Maranello following failure during the 12 Hours of Hyères.
- 1955MaintenanceFerrari factory
Car returned to the factory after the Liège-Rome-Liège for general refurbishment; work scope not detailed beyond repainting.
Owner did not collect the car, which remained with Ferrari for approximately ten years.
- 1965BodyworkFerrari factory
Factory applied a coat of red paint over the original French Blu livery. No other restorative work was undertaken at this time.
Carried out prior to or during display at the Autodromo di Monza museum.
- —BodyworkQuality Cars (Padova)
Careful removal of the factory red overpaint by a Padova-based coachwork specialist to expose the original blue finish; the project lasted approximately three months. A protective clear coat was then applied over the recovered original paint.
Commissioned by Pierre Mellinger during his ownership; no mechanical work was undertaken as part of this project.
- —Engine rebuildHall & Hall
Complete engine rebuild carried out by four-cylinder Ferrari specialists ahead of the auction offering, leaving the car in excellent mechanical order.
Commissioned by the current UK-based owner.
- —InspectionFerrari Classiche
Ferrari Classiche certification granted, confirming the car's mechanical authenticity and overall originality.
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