Riley 9 Hp (1938)
The Car
Coming soon
The Specs
Below are the technical specifications and any performance numbers we could get.
Engine
Bore & Stroke | 60.3mm x 95.2mm |
Displacement |
1089cc
|
Firing order |
1,2,4,3
|
Oil pressure (hot) |
40 – 50 lb./sq. in. at 40 mph
|
Fuel Supply
Carburetor |
Twin Zenith
|
Choke |
20
|
Main |
65 or 55
|
Compensating |
65
|
Slow Running |
45
|
Valving
Intake tappet clearance |
0.003″ (hot)
|
Exhaust tappet clearance |
0.004″ (hot)
|
Valve-timing indication | Timing gears |
Intake valve opens | TDC |
Ignition
Breaker gap | Scintilla mag.: 0.012″ – 0.016″ Coil ignition: 0.010″-0.012″ |
Plug gap | 0.018″ – 0.022″ |
Ignition timing indication |
–
|
Ignition timing |
TDC (fully retarded)
|
Clutch
Clutch type | Single Plate Automatic |
Clutch linings | Ferodo |
Brakes
Brake type |
Girling 11″
|
Brake linings |
Girling
|
Wheel Alignment
Toe-In | 1⁄8“ |
Camber | 1¾° |
Caster angle | 3¼° |
King pin angle | 8° |