Jaguar 3½ Litre Mk. Vii (1951-54)
The Specs
Coming soon
The Specs
Below are the technical specifications and any performance numbers we could get.
Engine
| Bore & Stroke | 83mm x 106mm |
| Displacement |
3442cc
|
| Firing order | 1,5,3,6,2,4 (Valve numbering in Jaguar is from rear of engine) |
| Oil pressure (hot) |
40 lb./sq. in.
|
Fuel Supply
| Carburetor | SU Twin |
| Standard needle |
SM (7:1 compression ratio);
SR (8:1 compression ratio) |
| Rich needle |
RH
|
| Weak needle |
SL
|
Valving
| Intake tappet clearance |
0.004″ (cold)
|
| Exhaust tappet clearance |
0.006″ (cold)
|
| Valve-timing indication | Flywheel and camshafts |
| Intake valve opens |
10° BTDC
|
Ignition
| Breaker gap | 0.010″ – 0.012″; (later models: 0.014″ – 0.016″) |
| Plug gap | 0.022″ |
| Ignition timing indication | |
| Ignition timing |
5° BTDC
|
Clutch
| Clutch type | Borg & Beck Single Dry Plate |
| Clutch linings |
Ferodo
|
Brakes
| Brake type |
Girling Hydraulic (self-adjusting front)
|
| Brake linings |
Ferodo DM8WM front; Ferodo M81 rear
|
Wheel Alignment
| Toe-In | 1⁄8” to 3⁄16“ |
| Camber | +¾° to 1¼° |
| Caster angle | 0°±¼° |
| King pin angle |
8°
|
