Rover 90 (1956-59)
The Car
Coming soon
The Specs
Below are the technical specifications and any performance numbers we could get.
Engine
| Bore & Stroke | 73.025mm x 105mm |
| Displacement |
2638cc
|
| Firing order |
1,5,3,6,2,4
|
| Oil pressure (hot) |
55-65 lb./sq. in. at 30 mph
|
Fuel Supply
| Carburetor |
Single SU
|
| Needle |
SZ
|
Valving
| Intake tappet clearance |
0.008″ (hot)
|
| Exhaust tappet clearance |
0.012″ (hot)
|
| Valve-timing indication | E.P. mark on Flywheel, Exhaust valve fully open at 114° BTDC |
| Intake valve opens | 9° BTDC |
Ignition
| Breaker gap | 0.015″ |
| Plug gap | 0.029″ – 0.032″ |
| Ignition timing indication |
10° mark on flywheel
|
| Ignition timing |
10° BTDC
|
Clutch
| Clutch type | Single Dry Plate |
| Clutch linings | Ferodo |
Brakes
| Brake type |
Girling hydraulic servo-assisted
|
| Brake linings |
–
|
Wheel Alignment
| Toe-In | 0″ to 1⁄8“* |
| Camber | 1° to 3°* |
| Caster angle | 0° to 2° neg.* |
| King pin angle |
2½° to 4½°*
* Note: In datum position. Must be checked with bottom suspension links parallel to the ground.
|
