Volkswagen AG ALH Engine Specs
Volkswagen AG
Quick overview
Volkswagen AG ALH is a 1.9L (1896 cc) diesel engine with 90 HP, 210 Nm, 19.5:1 compression ratio. Typical service life: 400 000+ km.
90
HP
1.9L (1896 cm³)
Displacement
210
Torque
Diesel
Fuel
Description
The ALH is perhaps the most beloved 1.9 TDI engine, featuring 90 hp with a Variable Geometry Turbocharger (VGT). Known for exceptional reliability and fuel economy, it was widely used in Golf IV, Jetta, New Beetle, and other models from 1997-2005.
General Information
Production Years:
1997–2005
Fuel Type:
Diesel
Power (HP):
90
Power (kW):
66
Displacement:
1.9L (1896 cm³) (115.7 cu.in)
Torque:
210 (155 lb-ft)
Cylinder Block Alloy:
Cast Iron
Cylinder Head Alloy:
Aluminum
Has Turbo:
Yes
Engine Layout:
I4
Aspiration Type:
Turbocharged
Fuel System:
Distribution pump (Bosch VP37)
Cylinders Count:
4
Technical Details
Cylinder Diameter:
79.5 mm
Piston Stroke:
95.5 mm
Total Valves:
8
Total Intake Valves:
4
Total Exhaust Valves:
4
Intake Valves per Cylinder:
1
Exhaust Valves per Cylinder:
1
Firing Order:
1-3-4-2
Weight:
172 kg (379 lbs)
Compression Ratio:
19.5:1
Hydraulic Lifters:
Yes
Maintenance
Oil Capacity:
4.3L (4.5 qts)
Recommended Oil:
VW 505.01 (5W-40)
Operating Temperature:
87-105°C (189-221°F)
Thermostat Temperature:
87°C (189°F)
Service Life (km):
400 000+ km (249-0 miles)
Timing Belt/Chain Interval:
90,000 km