Austin A70 Hereford (1951-54)
The Car
Coming soon
The Specs
Below are the technical specifications and any performance numbers we could get.
Engine
| Bore & Stroke | 79.4mm x 111.1mm |
| Displacement |
2199cc
|
| Firing order | 1,3,4,2 |
| Oil pressure (hot) |
50 – 55 lb./sq. in.
|
Fuel Supply
| Carburetor | Zenith 42VIS |
| Choke |
31
|
| Main |
105
|
| Compensating |
95
|
| Economy |
50
|
| Slow running |
60
|
Valving
| Intake tappet clearance |
0.012″ (hot)
|
| Exhaust tappet clearance |
0.012″ (hot)
|
| Valve-timing indication | Marks on timing wheel |
| Intake valve opens | 5° BTDC at 0.021″ clearance |
Ignition
| Breaker gap | 0.014″ – 0.016″ |
| Plug gap | 0.025″ |
| Ignition timing indication |
Flywheel
|
| Ignition timing |
TDC
|
Clutch
| Clutch type | Borg & Beck Single Dry Plate |
| Clutch linings |
Brakes
| Brake type |
Girling 2LS Hydraulic
|
| Brake linings |
Wheel Alignment
| Toe-In | 1⁄16” to 1⁄8“ |
| Camber | 1° |
| Caster angle | 1¼° |
| King pin angle |
6½°
|
