VAUXHALL ASTRA H 2.0 VXR TORQUE SETTINGS, SERVICE DATA & TIMING BELT GUIDE 

 

Oils & Fluids Capacities

Engine Oil / 10w-30 Semi Synthetic

Oil Capacity / 5.0 Litres 

Gearbox Oil Grade / Opel No 93 165 290

Gearbox Capacity / 2.2 Litres

Antifreeze Mix Capacity / 7.7 Litres

Brake Fluid / DOT 4+

 

Service Checks & Engine Data

Valve Clearance / Hydraulic 

Compression Pressure / 160psi - 200psi

Oil Pressure / 1.5bar(21psi) @ 800rpm

Thermostat Opens / 92 °C 

 

Engine Torque Settings

Cylinder Head /

1 - 25nm

2 - 90°

3 - 90°

4 - 90°

5 - 15°

Main Bearings / 

1 - 50nm

2 - 45°

3 - 15°

Big End Bearings / 

1 - 35nm

2 - 45° + 15°

Oil Pump / 8nm

Sump Bolts / 

Upper sump to block - 20nm

Upper sump to trans - 40nm

Lower sump to upper sump - 8nm + 30°

Sump Plug Bolt / 10nm

Flywheel / 65nm + 30° + 15°

Clutch Pressure Plate / 15nm

Crankshaft Pulley Bolt / 130nm + 45°

Camshaft Sprocket Gear / 50nm + 70°

Camshaft Caps / 8nm

Rocker Cover Bolts / 8nm

Inlet Manifold / 22nm

Exhaust Manifold / 

1 - 8nm

2 - Wait 5 minutes

3 - 8nm

Exhaust Manifold To Downpipe / 20nm

Water Pump / 25nm

Spark Plugs / 25nm

Fuel Rail / 8nm

Crankshaft Position Sensor / 8nm

Camshaft Position Sensor / 6nm

Coolant Temp Sensor / 10nm

Lambda Sensor / 40nm

Knock Sensor / 20nm

Engine Oil Pressure Switch / 40nm

Oil Filter / 15nm

 

Chassis Torque Settings

Front Hub / Use new nut

1 - 150nm

2 - Slacken off 45°

3 - 250nm

Wheel Bearing Housing Bolts (Front) / 90nm + 30° + 15°

Wheel Bearing Housing Bolts (Rear) / 50nm + 30° + 15°

Steering Wheel / 30nm

Steering Rack / 45nm + 45° + 15°

Track Rod End / 

1 - 30nm

2 - 90°

3 - 15nm

Brake Disc To Hub (Front) / 7nm

Brake Disc To Hub (Rear) / 4nm

Brake Caliper To Carrier (Front) / 28nm

Brake Calpier To Carrier (Rear) / 25nm

Brake Carrier To Hub (Front) / 100nm

Brake Carrier To Hub (Rear) / 100nm

Rear Back Plate To Hub / 50nm + 30° + 15°

Wheels / 110nm

 

Timing Belt Setup (Astra H VXR)

Cambelt Instillation / 

1 - Make sure cylinder 1 is TDC and crankshaft timing mark aligns

2 - Make sure camshaft sprocket marks align with rocker cover

3 - Fit camshaft timing locking tool

4 - Make sure water pump tab is lined up with marking

5 - Fit timing belt in anti clockwise direction starting from crankshaft gear

6 - Slacken tensioner bolt

7 - Turn tensioner anti clockwise until pointer is on right hand side of metal tab slightly (Use Allen key)

8 - Lightly tighten tensioner bolt

9 - Remove camshaft locking tool

10 - Turn crankshaft 2 turns clockwise until marks line back up

11 - Ensure tensioner pointer is in middle of metal tab notch

12 - Tighten tensioner bolt 20nm

13 - Install components in reverse order 

14 - Tighten crankshaft pulley bolts (130nm + 45°)

 

Auxiliary Belt Routing Diagram