SUSPENSION - Your Shop for British Classic Cars

The engine number is stamped on a plate secured to the right hand side of the cylinder block, above the dynamo.

1. PREFIX-GROUP - cubic capacity, make and type
The engine number prefix comprises a series of letters and numbers, presenting in code the cubic capacity and make, the ancillaries fitted, and the type of compression.
1st Prefix Number	9-	950 cc
	10-	1098 cc
Prefix Letter	C	Austin-Healey
	CG	Austin-Healey & MG

2nd PREFIX GROUP- Gearbox and ancillaries
	U-	Centre change gearbox
	Da-	Close ratio centre change gearbox

3rd GROUP- Compression and serial number.
	H-	High compression and serial number of unit
	L-	Low compression and serial number of unit

The car number is stamped on a plate secured to the left hand inner wheel arch valance, under the bonnet.

The car number prefix comprises a series of letters and numbers, presenting in code the make, the engine type, the body type, the series, and where applicable, left-hand drive.

1st PREFIX LETTER- Name	C-	Austin-Healey
	CG-	Austin-Healey & MG

2nd PREFIX LETTER- Engine Type	A-

3rd PREFIX GROUP- Body Type	N-	2-seater Tourer

4th PREFIX- Series of Model	1-	1st series (M.G.)
	2-	2nd series (M.G.)
	5-	5th series (Austin-Healey)
	5-	5. Serie (Austin-Healey)
	6-	6th series (Austin-Healey)
	7-	7th series (Austin-Healey)

5th PREFIX	(denotes car is different to standard right-hand drive) L- Left-hand Drive