Mg Midget Series Tf (1953-55)
The Car
Coming soon
The Specs
Below are the technical specifications and any performance numbers we could get.
Engine
| Bore & Stroke | 66.5mm x 90mm |
| Displacement |
1250cc
|
| Firing order |
1,3,4,2
|
| Oil pressure (hot) |
40 – 70 lb./sq. in.
|
Fuel Supply
| Carburetor | Twin SU 1½” dia. semi-D/D H4 |
| Standard | GJ |
| Richer | HI |
| Weaker | GL |
Valving
| Intake tappet clearance |
0.012″ (hot)
|
| Exhaust tappet clearance |
0.012″ (hot)
|
| Valve-timing indication | Timing chain and timing wheels |
| Intake valve opens |
5° BTDC
|
Ignition
| Breaker gap | 0.014″ – 0.016″ |
| Plug gap | 0.020″ – 0.022″ |
| Ignition timing indication |
Belt Pulley and timing chain case
|
| Ignition timing |
TDC
|
Clutch
| Clutch type |
Borg & Beck Single Dry Plate (8″ dia.)
|
| Clutch linings |
Wound yarn
|
Brakes
| Brake type |
Lockheed Hydraulic 2LS front only
|
| Brake linings |
Ferodo DM7
|
Wheel Alignment
| Toe-In | nil |
| Camber | 1° positive to ½° negative on full bump |
| Caster angle |
2°±0.5° with side member parallel with road
|
| King pin angle |
9° to 10° 30′ full bump
|
