Editing Z31/Nuts and Bolts (section)

=== VG30E/ET block ===

{| class="wikitable sortable"
|-
! Location !! Thread !! Torque (lb·ft) !! Torque (N·m) !! Notes
|-
| Main bearing cap bolts || M11 × 1.25 || 36–43 || 49–59 || 2-stage; final 90° torque-angle optional
|-
| Rod bearing cap bolts || M9 × 1.25 || 22–27 || 30–36 ||
|-
| Cylinder head bolts || M11 × 1.25 || 62–68 || 84–93 || Cold; retorque after warmup
|-
| Camshaft Sprocket Bolts || M10 × 1.25 || 58–65 || 78–88 || Measured @ 28mm; can use 30mm
|-
| Camshaft bearing cap bolts || M8 × 1.25 || 13–15 || 18–20 ||
|-
| Rocker cover (valve cover) bolts || M6 × 1.0 || 2.9–3.6 || 4–5 ||
|-
| Oil pan bolts (to block) || M6 × 1.0 || 5–6 || 7–8 ||
|-
| Oil drain plug || M14 × 1.5 || 22–29 || 29–39 ||
|-
| Oil filter adapter || M20 × 1.5 || 12–15 || 16–20 ||
|-
| Spark plugs || M14 × 1.25 || 14–22 || 20–30 ||
|-
| Crankshaft pulley bolt || M24 × 1.5 || 159–174 || 216–235 ||
|-
| Flywheel / driveplate bolts || M10 × 1.25 || 61–69 || 83–93 ||
|-
| Timing belt tensioner || M8 × 1.25 || 12–15 || 16–21 ||
|-
| Thermostat housing || M6 × 1.0 || 5–8 || 7–11 ||
|-
| Intake manifold bolts || M8 × 1.25 || 13–15 || 18–20 ||
|-
| Exhaust manifold nuts || M10 × 1.25 || 27–35 || 37–47 ||
|-
| Turbo-to-manifold nuts (ET) || M10 × 1.25 || 27–35 || 37–47 ||
|-
| Turbo oil feed banjo bolt (ET) || M12 × 1.25 || 12–15 || 16–21 ||
|}