Tightening torques for the M 96/03 engine - as of MY 2002
WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2005 Porsche 911, 2004 Porsche 911, 2003 Porsche 911, 2002 Porsche 911, and 2001 Porsche 911. However, it is still accessible from the selected car via links, so may be relevant.
TIGHTENING TORQUE - AS OF MODEL YEAR 2002 (1 OF 3)
| Location | Thread | Tightening torque Nm (ftlb.) |
|---|---|---|
| Bearing housing bolts: initial tightening + final tightening | M9 x 127 | 25 (19) + 90° torque angle |
| Con-rod bolts (replace): initial tightening + final tightening | M9 x 1.25 | 20 (15) + 110° torque angle |
| Oil guide pan-head screw on bearing housing | M6 x 16 (micro-encapsulated) | 10 (7.5) |
| Bolts for crankcase halves | M6 x 35 (10.9) (2 micro-encapsulated) | 13 (9.5) |
| Additional bolts for bearing housing 4 - 6 | M9 x 150 | 22 (16) |
| Additional bolts for bearing housing 1 - 3 | M9 x 94 | 22 (16) |
| Oil suction pipe on crankcase | M6 x 20 (micro-encapsulated) | 10 (7.5) |
| Air/oil separator to crankcase (swirl pots) | M6 x 20 | 10 (7.5) |
| Oil pan on crankcase | M6 x 20 | 10 (7.5) |
| Oil filter on crankcase | S80 x 3 | 25 (19) +/- 1 (0.5) |
| Coolant guide housing on crankcase | M6 x 20 and M6 x 70 | 10 (7.5) |
| Intermediate-shaft flange | M6 x 20 (micro-encapsulated) | 10 (7.5) |
| Hexagon nut on intermediate-shaft flange | M8 x 1 | 12 (9) + 1 (0.5) |
| Screw plug for piston pin assembly bore of cylinder bank 4 - 6 | M27 x 2 | 80 (59) |
| Bolt for slide rail | M6 | 10 (7.5) |
| Belt pulley on crankshaft: initial tightening + final tightening | M16 x 1.5 (a/f 24) | 50 (37) + 90° torque angle |
TIGHTENING TORQUE - AS OF MODEL YEAR 2002 (2 OF 3)
| Location | Thread | Tightening torque Nm (ftlb.) |
|---|---|---|
| Thrust plate on double-mass flywheel | Pan-head screw M8 x 16 | 23 (17) |
| Drive plate for converter on crankshaft (Tiptronic) old : initial tightening + final tightening | M10 x 1 x 25 (12.9) pan-head screw | 25 (19) + 90° torque angle (see DRIVE PLATE TIGHTENING TORQUE ) |
| Drive plate for converter on crankshaft (Tiptronic) new : initial tightening + final tightening | M10 x 1 x 25 (12.9) pan-head screw | 25 (19) + 120° torque angle (see DRIVE PLATE TIGHTENING TORQUE ) |
| Double-mass flywheel on crankshaft: initial tightening + final tightening | M10 x 1 x 50 (12.9) pan-head screw | 25 (19) + 120° torque angle |
| Coolant pump on crankcase | M6 x 25 and M6 x 30 | 10 (7.5) |
| Chain tensioner on crankcase | M27 x 2 | 80 (59) |
| Belt tensioner roller on lever for tensioning element | M10 | 60 (44) |
| Belt deflection roller 1 on crankcase | M10 x 145 (8.8.) | 46 (34) |
| Belt deflection roller 2 on bracket for hydraulic pump | M8 x 55 | 23 (17) |
| Belt pulley on hydraulic pump | M8 x 12 | 23 (17) |
| Cylinder head on crankcase, 1st step, then undo all screws | M10 x 230 Torx screw | 30 (22) |
| 2. step | 20 (15) | |
| 3. step | 70° torque angle | |
| 4. step | 70° torque angle | |
| Flat-base tappet housing on cylinder head | Pan-head screws M6 x 35 | 10 (7.5) |
| Camshaft bearing saddles on cylinder head | Pan-head screws M6 x 35 and M6 x 40 | 10 (7.5) |
TIGHTENING TORQUE - AS OF MODEL YEAR 2002 (3 OF 3)
| Location | Thread | Tightening torque Nm (ftlb.) |
|---|---|---|
| Cylinder-head cover on cylinder head | M6 x 30 (10.9) | 13 (9.5) |
| Camshaft drive wheel and drive plate on camshaft | M6 x 12 (10.9) | 14 (10.5) |
| Central screw, camshaft adjustment device (replace) | M12 | 50 (37) + 110° torque angle |
| Chain tensioner on cylinder head | M27 x 2 | 80 (59) |
| Intake distributor on intake pipe | M6 x 35 (micro-encapsulated) | 10 (7.5) |
| Intake pipe on cylinder head | M6 x 35 | 10 (7.5) |
| Exhaust manifold on cylinder head | M8 x 28 | 23 (17) |
| Rear muffler holder M8 x 25 and | M8 x 30 | 23 (17) |
| Screw plug, oil-pressure duct on cylinder head | M14 x 1.5 | 20 (15) |
| Oil extraction pump on cylinder head | M6 x 20 (micro-encapsulated) | 10 (7.5) |
| Oil-level sensor on crankcase | M14 x 1.25 | max. 20 (15) |
| Knock sensor | M8 | 20 (15) +/- 2 (1.5) |
| Hall-effect sensor | M6 (micro-encapsulated) | 10 (7.5)+/- 0.5 (0.5) |
| Speed sender | M6 (micro-encapsulated) | 10 (7.5)+/- 0.5 (0.5) |
| NTC coolant temperature sensor | M14 x 1.5 | 25 (19) +/- 5 (3.5) |
| Oil pressure switch | M14 x 1.5 | 20 (15)+/- 5 (3.5) |
| Oil pressure sensor | M14 x 1.5 | 30 (22) +/- 5 (3.5) |
| Starter | M10 | 46 (34) |
| Generator | M10 | 46 (34) |
| Hexagon nut, B+ cable to generator | M8 | 15 (11) |
| New spark plug | M14 x 1.25 | 30 (22) |
| Used spark plug | M14 x 1.25 | 25 (19) |
| Ignition coil to cylinder head | M6 pan-head screw | 10 (7.5) |
| Cover with holder for hydraulic valves | M6 pan-head screw | 10 (7.5) |
| Power steering pump on bracket | M8 | 23 (17) |
| Pressure pipe of hydraulic pump | M16 x 1.5 | 24 (18) |