Tightening torques for threaded connections (Nm) (Discovery 1)

Crankshaft Adapter - 80

Generator and power steering pump bracket - 30

Cylinder head

• 1 reception - 20
• Step 2: Turn 180° ±5°

Automatic transmission drive clutch to torque converter — 39

Engine mounts to engine and frame - 55

Engine mount cushions - 30

Automatic transmission drive coupling to crankshaft adapter — 41**

Engine lift bracket - 39

Rear main bearing cap bolts - 92*

Oil pan drain plug - 40

Block tray - 18

Valve cover - 8

Camshaft bracket to cylinder head - 38

Spark plugs - 21

Starter - 44

• *Apply EXP16A lubricant to the threads
• **Apply Loctite 270 adhesive to the threads

The article was copied from a resource [LRMAN.RU]

Tightening torques not specified above (Nm)

Metric threads

• M5-6
• M6-9
• M8-25
• M10 - 45
• M12 - 90
• M14-105
• M16 - 180

Inch threads of UNC/UNF classes

• ¼ — 9
• ⁵/₆ — 26
• ³/₈ — 39
• ⁷/₆ — 78
• ½ — 90
• ⁵/₈ — 136