Here are some general guidelines, but always refer to the specific service manual for your vehicle:
Intake manifold to cylinder head bolts: Typically around 10 Nm (7 ft-lb)
Fuel injector hold-down bolts: Around 20 Nm (15 ft-lb)
Throttle body bolts: Usually around 10 Nm (7 ft-lb)
Intake manifold runner bolts: Approximately 10 Nm (7 ft-lb)
Remember that these values are approximate and may vary, so always consult the proper documentation or a trusted mechanic for the precise torque specifications for your specific 1.8T engine.