Duesenberg Model X

Duesenberg Model X
1927 Duesenberg Model X McFarlan speedster Runabout
Overview
ManufacturerDuesenberg
Production1926–1927
13 produced
AssemblyIndianapolis, Indiana, United States
DesignerFred and August Duesenberg
Body and chassis
ClassLuxury car
Body styleCoachbuilt to owner's preference
LayoutFR
RelatedDuesenberg Model A
Powertrain
Engine4.3 L (260 cu in) OHC straight-eight engine
Transmission3 speed manual
Dimensions
Wheelbase3,454.4 mm (136 in)
Chronology
PredecessorDuesenberg Model A
SuccessorDuesenberg Model J
Duesenberg Straight 8
Overview
ManufacturerDuesenberg
Production1926–1927
Layout
Configurationstraight-eight engine
Displacement4.3 L (260 cu in)
Cylinder bore73.0 mm (2.875 in)
Piston stroke127.0 mm (5.0 in)
Cylinder block materialcast iron, 3 bearings
Cylinder head materialcast iron, detachable
ValvetrainShaft-driven SOHC, 2 valves/cyl.
Compression ratio5:1
Combustion
Fuel systemSingle updraft Schebler 1+1⁄2 in carburetor
ManagementDelco coil and points, distributor mounted at end of starter/generator unit
Fuel typeGasoline
Oil systemWet sump, full pressure lubrication
Cooling systemwater cooled
Output
Power output100 bhp (75 kW) @ 3600 rpm
Torque output170 lb⋅ft (230 N⋅m) at 1500 rpm
Chronology
SuccessorDuesenberg Model J

The Duesenberg Model X is a luxury car made by the American manufacturer Duesenberg, an improved version of its previous Model A. It had an improved version of the company's previous 260 cu in (4.3 L) inline 8 SOHC 16-valve Duesenberg Straight Eight, which delivered 100 hp (75 kW) and a 100 mph (160 km/h) top speed).

It was produced as a 131 in (3,300 mm) rolling chassis with hydraulic four-wheel brakes. Only about 13 were turned out between 1926 and 1927.