Nissan and Datsun Workshop Service and Repair Manuals

Throttle Chamber: Specifications
Torque Specifications

Throttle Chamber Tightening Sequence

THROTTLE CHAMBER TORQUE  

First step:  9 - 11 Nm (6.5 - 8.0 ft-lb)
Second step:  18 - 22 Nm (13 - 16 ft-lb)