Silver Cloud III Long Wheelbase Chassis Info
The chassis number for these models is composed of an initial fixed letter C to identify the model as a long wheelbase followed by a second letter to determine the series. It ends with a number from 1 to 105.
The chassis number can be found on a plate attached to the engine compartment bulkhead.
| Release Date | Chassis Number | Modification Detail |
| October 1962 - January 1963 | CAL1 to CAL83 | New water tap and steady post |
| Starter ring with hardened teeth tips | ||
| Handbrake warning lamp | ||
| Master cyl - bracket bolted on enclosed crankcase breather | ||
| January 1963 - June 1963 | CBL1 to CBL61 | Wax filled thermostat |
| Deletion of camshaft bushes | ||
| Stainless steel wheel discs | ||
| Modified twin S.U. fuel pumps | ||
| June 1963 - February 1964 | CCL1 to CCL101 | Windscreen wiper stop |
| Fuel pump flexible pipe | ||
| Door seals | ||
| Starter relay pos. cable re-routed | ||
| Stronger torus cover springs | ||
| lntroduction of handbrake pulley (RH cars) | ||
| Ram feed hose re-routed | ||
| Single bolt seat belt anchorage (USA & Canada) | ||
| Lucas RB340 regulator and mounting bracket | ||
| N 16Y sparking plugs (except USA) | ||
| Choke in reverse lamp circuit | ||
| Wider rear seats | ||
| February 1964 to August 1964 | CDL1 to CDL95 | 88°C thermostat |
| Increased bore carburetter vent pipes | ||
| Pre-load prop. shaft centre bearing | ||
| Fresh air intake control knob re-positioned | ||
| Rear wheels with wider rims | ||
| Vented flywheel casing undercover | ||
| September 1964 - June 1965 | CEL1 to CEL105 | Nemag speedometer |
| Re-routed steering hoses | ||
| New type casting for tappet blocks | ||
| Ventilated bell housing | ||
| June 1965 - August 1965 | CFL1 to CFL41 | Heat treated chilled iron tappets |
| lnterference fit cylinder liners | ||
| Modified type scraper ring | ||
| August 1965 - September 1965 | CGL1 to CGL29 | New fuel pump S.U. type AUF 400 (Home cars) |
