Allard Model J (Ford Mercury Engine) (1950-52)

Allard Model J (Ford Mercury Engine) (1950-52)

The Car

Coming soon

The Specs

Below are the technical specifications and any performance numbers we could get.


Bore & Stroke 81mm x 95.25mm
Displacement 3917cc
Firing order 1,5,4,8,6,3,7,2
Oil pressure (hot) 30 lb./sq. in.

Fuel Supply

Carburetor 2 Solex D/D
Choke 24
Main Jet 110
Compensating Air correction
Economy 230


Intake tappet clearance
0.008″ (cold)
Exhaust tappet clearance
.0.008″ (cold)
Valve-timing indication Camshaft and crankshaft gears
Intake valve opens 9°2′ BTDC


Breaker gap 0.014 – 0.016″
Plug gap 0.022″
Ignition timing indication Set by offset dog drive
Ignition timing 4° BTDC


Clutch type Single Dry Plate
Clutch linings Ferodo


Brake type Lockheed 2LS
Brake linings Ferodo

Wheel Alignment

Toe-In 18
Caster angle 4° – 6°
King pin angle 7°-8°