Silver Cloud III Chassis Info

The chassis number for these models is composed of an initial fixed letter S followed by a second letter to determine the series. It ends with a number from 1 to 877.

The chassis number can be found on a plate attached to the engine compartment bulkhead.

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Release Date	Chassis Number	Modification Detail
October 1962	SAZ1 to SAZ61	Bracket ‘A’ bank downtake pipe
September 1962 - May 1963	SCX1 to SCX877	New water tap and steady post
		Starter ring with hardened teeth tips
		Handbrake warning lamp
		Master cyl. -bracket bolted on enclosed crankcase breather
		8:1 C/R pistons for certaln cars only
		Front wing tensioner stay
		Deletion of camshaft bushes
		Wax fllled thermostat
		Stainless steel wheel discs
May 1963 - October 1963	SDW1 to SDW601	Windscreen wiper stop
		S.U. carb float chambers revised
		Fuel pump flexible pipes
		New door seals
		Starter relay pos. cable re-routed
		Stronger torus cover springs
		Introduction of handbrake pulley (RH cars)
September 1963 - January 1964	SEV1 to SEV495	Ram feed hose re-routed
		Single bolt seat belt anchorages USA &Canada
		Lucas RB340 regulator and mountlng bracket
		Wider rear seats
		N 16Y sparking plugs (except USA)
December 1963 - July 1964	SFU1 to SFU803	88°C thermostat
		Increased bore carburetter vent pipes
		Pre-load prop. shaft centre bearing
		Fresh air intake control knob re-positioned
		Vented flywheel casing under cover
June 1964 - November 1964	SGT1 to SGT659	Nemag speedometer
		Rear wheels with wider rims
		Deletion of stop/flasher relay
October 1964 - February 1965	SHS1 to SHS357	Re-routed steenng hoses
January 1965 - June 1965	SJR1 to SJR623	New type casting for tappet blocks
		Ventilated bell housing
		Fuel pump with nylon barrier diaphragm
May 1965 - September 1965	SKP1 to SKP423	Heat treated chilled iron tappets
		lnterference fit cylinder liners
		New fuel pump S.U. type AUF400 (Home cars)
		Modified type scraper rings