Common Torque Specifications

From BMW E34 Encyclopedia

Suspension[edit]

Normal loaded weight[edit]

  • Each front seat 68 kg (150 Ib)
  • Center of rear seat 68 kg (150 Ib)
  • Trunk 21 kg (46 Ib)
  • Fuel tank full

Torque specifications[edit]

  • Thrust arm ball joint to steering arm: 68 ft-lb
  • Thrust arm to cross member: 127 Nm (94 ft-lb)
  • Control arm ball joint to steering arm: 93 Nm (68 ft-lb)
  • Control arm to cross member: 78 Nm (57 ft-lb)
  • Strut housing to steering arm (use Loctite 270-' or equivalent): 110 Nm (81 ft-lb)
  • Pitman arm to steering gear: 59 Nm
  • Steering arm to front axle carrier (self-locking nut): 42 Nm (32 ft-lb)
  • Stabilizer bar mounting brackets to subframe: 22 Nm (16 ft-lb)
  • Stabilizer link to strut housing or stabilizer bar: 59 Nm (43 ft-lb)
  • Tie rod end to steering arm or center tie rod: 37 Nm (28 ft-lb)
  • Tie rod end clamping bolt: 14 Nm (10 ft-lb)
  • Center tie rod to outer tie rod ends: 37 Nm (28 ft-lb)
  • Center tie rod to pitman arm: 59 Nm (44 ft-lb)
  • Center tie rod to idler arm: 37 Nm (28 ft-lb)
  • Front cross member to body (Large bolt on bracket):
    • M14x1.5 8.8 143 Nm (ft. lbs.)
    • M14x1.5 10.9 200 Nm (ft. lbs.)
    • M14x1.5 12.9 240 Nm (ft. lbs.)

Subframe[edit]

  • Front axel support to chassis
  • M10-8.8 bolts 42 Nm (31 ft-lb)
  • M10-9.8 bolts 47 Nm (35 ft-Ib)
  • M12 bolts 77 Nm (57 ft-lb)
  • Rear / Collar screw: 59 Nm

Rear Axel[edit]

  • Rear axle carrier to rear rubber mount: 77 Nm
  • Rear mounts to the body (Thread free from oil and grease and secure with Loctite No. 270): 45 Nm

Oil Filter/ Pan[edit]

  • Oil filter line to upper oil pan: 30Nm
  • Lower oil pan bolts: 10Nm
  • Upper oil pan to engine: 10Nm regular / 20 Nm long bolt

Transmission[edit]

  • Transmission to engine (Torx-head):
    • M8 23 Nm (17 ft-Ib) Top
    • M10 43 Nm (32 ft-lb) Regular
  • Rear transmission support to body (bolt) 23 Nm (17 ft-lb)
  • Rubber mount to transmission or bracket (nut) 43 Nm (32 ft-lb)
  • Transmission drain plug/fill plug 50 Nm (37 ft-lb)

Engine[edit]

  • Engine mount to engine bracket or subframe: (M10) 47 Nm (35 ft-lb)
  • Fan to viscous clutch: 10 Nm (89 ft-lb)
  • Clutch nut to coolant pump (left·hand thread):
    • Without BMW tool no. 11 5040 40 Nm (30 ft-lb)
    • With BMW tool no. 11 5040 30 Nm (22 ft-lb)
  • Coolant pump pulley to coolant pump: 10 Nm (89 in-lb)
  • Thermostat housing to coolant pump: 10 Nm (89 in-lb)
  • Vibration damper to crankshaft hub: 22 Nm (17 ft-lb)
  • Huge nut on vibration dampener: 100Nm

Steering[edit]

  • Pulley to pump (3 bolts): 15 Nm
  • Front bolts connecting pulley to engine: 25 Nm
  • Big power steering line in rear of the pump M18: 45 Nm
  • Smaller power steering line on the side of the pump M14: 42 Nm
  • Top nut on gearbox going into cooler M16 banjo bolt: 40 Nm (30 ft-lb)
  • Steering gearbox to subframe cross member:
    • M10 bolt (class 10.9 bolt only) 42 Nm (32 ft-lb) From top
    • M12 bolt 85 Nm (63 ft-lb) Goes through horizontally
  • Steering column universal joint to steering gearbox shaft (self-locking nut): 22 Nm (16 ft-lb)