Technical characteristics of diesel engines (VW Golf 4)

Engine model	1,9 SDI	1,9 TDI	1,9 TDI
Engine code	APZ	AGR/ ALH	AHF
Production time, from – to	11/ 97 –	9/ 97 –	9/ 97 –
Working volume, cm³	1896	1896	1896
Power:
– kW at rpm	50/ 4200	66/ 4000	81/ 4150
– HP at rpm	68/ 4200	90/ 4000	110/ 4150
Torque, Nm at rpm	133/ 2200	210/ 1900	235/ 1900
Cylinder diameter, mm	79,5	79,5	79,5
Piston stroke, mm	95,5	95,5	95,5
Compression ratio	19,5	19,5	19,5
Cylinder arrangement	In-line	In-line	In-line
Number of cylinders	4	4	4
Number of valves per cylinder	2	2	2
Engine management system	SDI*	TDI**	TDI**
Fuel (minimum CZ)	Diesel (49)	Diesel (49)	Diesel (49)
Filling volumes
Motor oil (with filter), l	4,7	4,5	4,5
Coolant, l	8,0	8,0	8,0

* Turbocharged engine with electronically controlled fuel injection.
** Cetane number of diesel fuel.

Warning: Engine torques may differ from the values shown.

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