Humber Imperial And Pullman (1938-39)
The Car
Coming soon
The Specs
Below are the technical specifications and any performance numbers we could get.
Engine
| Bore & Stroke | 85mm x 120mm |
| Displacement |
4085.7cc
|
| Firing order | 1,5,3,6,2,4 |
| Oil pressure (hot) |
45 – 50 lb./sq. in.
|
Fuel Supply
| Carburetor | Stromberg D/D DBV42 |
| Choke | Automatic |
| Main | L1292 |
| Metering | 0.065″ |
| By-pass | 0.054″ |
| Slow Running | 64 |
Valving
| Intake tappet clearance |
0.006″ (cold)
|
| Exhaust tappet clearance |
0.010″ (cold)
|
| Valve-timing indication | Timing pistons |
| Intake valve opens |
5° BTDC
|
Ignition
| Breaker gap | 0.010″ |
| Plug gap | 0.032″ |
| Ignition timing indication |
Crankshaft pulley and timing case cover
|
| Ignition timing |
TDC
|
Clutch
| Clutch type | Single Dry Plate |
| Clutch linings |
Moulded Ferodo
|
Brakes
| Brake type |
Bendix Duo-Servo
|
| Brake linings | Bendix |
Wheel Alignment
| Toe-In | 1⁄8“ |
| Camber | 2° |
| Caster angle | 1° 30′ |
| King pin angle |
7° 30′
|
