1999 Alfa Romeo 156 fastener tightening specifications

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Condition	Value

expand_moreEngine tightening torques

expand_moreAir intake system

expand_moreIntake manifold


Alfa Romeo diesel straight-4 1.9 L AR 32302 103 HP at 4000 RPM, 255 N⋅m at 2000 RPM	15.49–19.18 lbf⋅ft15.49–19.18 lbf⋅ft21–26 N⋅m
Alfa Romeo diesel straight-5 2.4 L AR 32501 134 HP	15.49–19.18 lbf⋅ft15.49–19.18 lbf⋅ft21–26 N⋅m
Alfa Romeo gasoline V6 2.5 L AR 32402 188 HP	14.01–16.96 lbf⋅ft14.01–16.96 lbf⋅ft19–23 N⋅m
Alfa Romeo gasoline V6 2.5 L AR 32401 188 HP, 222 N⋅m	14.01–16.96 lbf⋅ft14.01–16.96 lbf⋅ft19–23 N⋅m
All other modifications	12.54–15.49 lbf⋅ft12.54–15.49 lbf⋅ft17–21 N⋅m

expand_moreAuxiliary assemblies

expand_moreAuxiliary drive belt deflection pulley


Alfa Romeo diesel straight-4 1.9 L AR 32302 103 HP at 4000 RPM, 255 N⋅m at 2000 RPM	15.49–19.18 lbf⋅ft15.49–19.18 lbf⋅ft21–26 N⋅m

expand_moreAlfa Romeo gasoline straight-4 2.0 L AR 32301 153 HP at 6400 RPM, 187 N⋅m at 3500 RPM


M10	33.19–40.57 lbf⋅ft33.19–40.57 lbf⋅ft45–55 N⋅m
M8	16.23–20.65 lbf⋅ft16.23–20.65 lbf⋅ft22–28 N⋅m

expand_moreAlfa Romeo gasoline V6 2.5 L AR 32401 188 HP, 222 N⋅m


M8	12.54–15.49 lbf⋅ft12.54–15.49 lbf⋅ft17–21 N⋅m

expand_moreAll other modifications


M8	15.49–19.18 lbf⋅ft15.49–19.18 lbf⋅ft21–26 N⋅m

expand_moreAuxiliary drive belt tensioner


Alfa Romeo gasoline straight-4 1.6 L AR 32103 118 HP	15.49–19.18 lbf⋅ft15.49–19.18 lbf⋅ft21–26 N⋅m
Alfa Romeo gasoline straight-4 1.6 L AR 32102 118 HP	15.49–19.18 lbf⋅ft15.49–19.18 lbf⋅ft21–26 N⋅m
Alfa Romeo gasoline straight-4 1.6 L AR 67601 118 HP	15.49–19.18 lbf⋅ft15.49–19.18 lbf⋅ft21–26 N⋅m
Alfa Romeo gasoline straight-4 1.6 L AR 32104 118 HP, 146 N⋅m at 4200 RPM	15.49–19.18 lbf⋅ft15.49–19.18 lbf⋅ft21–26 N⋅m

expand_moreAlfa Romeo gasoline straight-4 2.0 L AR 32301 153 HP at 6400 RPM, 187 N⋅m at 3500 RPM


Hexagon head screws	19.91–24.34 lbf⋅ft19.91–24.34 lbf⋅ft27–33 N⋅m

expand_moreAlfa Romeo gasoline V6 2.5 L AR 32401 188 HP, 222 N⋅m


M8	12.54–15.49 lbf⋅ft12.54–15.49 lbf⋅ft17–21 N⋅m

expand_moreAll other modifications


M10	44.25–54.58 lbf⋅ft44.25–54.58 lbf⋅ft60–74 N⋅m
M8	15.49–19.18 lbf⋅ft15.49–19.18 lbf⋅ft21–26 N⋅m

expand_moreAuxiliary drive belt tensioner

expand_moreAlfa Romeo diesel straight-5 2.4 L AR 32501 134 HP


With tensioning roller eccentric	33.19–40.57 lbf⋅ft33.19–40.57 lbf⋅ft45–55 N⋅m


Alfa Romeo gasoline V6 2.5 L AR 32402 188 HP	12.54–15.49 lbf⋅ft12.54–15.49 lbf⋅ft17–21 N⋅m
Alfa Romeo gasoline V6 2.5 L AR 32401 188 HP, 222 N⋅m	12.54–15.49 lbf⋅ft12.54–15.49 lbf⋅ft17–21 N⋅m

expand_moreAll other modifications


M8	16.96–20.65 lbf⋅ft16.96–20.65 lbf⋅ft23–28 N⋅m

expand_moreAir-conditioning compressor

expand_moreAlfa Romeo gasoline V6 2.5 L AR 32401 188 HP, 222 N⋅m


M10	24.34 lbf⋅ft24.34 lbf⋅ft33 N⋅m

expand_moreAll other modifications


M10	33.19–40.57 lbf⋅ft33.19–40.57 lbf⋅ft45–55 N⋅m
M8	16.96–20.65 lbf⋅ft16.96–20.65 lbf⋅ft23–28 N⋅m

expand_moreAir-conditioning compressor bracket

expand_moreAir-conditioning compressor pressure line

expand_moreAll other modifications


M10	23.6–33.93 lbf⋅ft23.6–33.93 lbf⋅ft32–46 N⋅m

expand_moreAlternator

expand_moreAlfa Romeo gasoline V6 2.5 L AR 32401 188 HP, 222 N⋅m


M8	16.96–24.34 lbf⋅ft16.96–24.34 lbf⋅ft23–33 N⋅m

expand_moreAll other modifications


M10	51.63 lbf⋅ft51.63 lbf⋅ft70 N⋅m
M12	66.38 lbf⋅ft66.38 lbf⋅ft90 N⋅m

expand_moreGenerator bracket

expand_moreAll Alfa Romeo diesel straight-4 1.9 L AR 32302 engines

expand_moreOn the engine block


M10	51.63 lbf⋅ft51.63 lbf⋅ft70 N⋅m
M8	23.6 lbf⋅ft23.6 lbf⋅ft32 N⋅m

expand_morePower steering pump bracket

expand_moreAll Alfa Romeo diesel straight-4 1.9 L AR 32302 engines

expand_moreOn the engine block


M10	51.63 lbf⋅ft51.63 lbf⋅ft70 N⋅m
M8	23.6 lbf⋅ft23.6 lbf⋅ft32 N⋅m

expand_moreServo pump pulley


All other modifications	14.01–16.96 lbf⋅ft14.01–16.96 lbf⋅ft19–23 N⋅m

expand_moreServo steering pump


All other modifications	14.01–16.96 lbf⋅ft14.01–16.96 lbf⋅ft19–23 N⋅m

expand_moreVacuum pump


All other modifications	15.49–19.18 lbf⋅ft15.49–19.18 lbf⋅ft21–26 N⋅m

expand_moreCarburetion

expand_moreFuel-distributing pipe

expand_moreHigh-pressure pump

expand_moreAll Alfa Romeo diesel straight-5 2.4 L AR 32501 engines


M8	19.18–23.6 lbf⋅ft19.18–23.6 lbf⋅ft26–32 N⋅m


All other modifications	19.18–23.6 lbf⋅ft19.18–23.6 lbf⋅ft26–32 N⋅m

expand_moreHigh-pressure pump pulley

expand_moreAll Alfa Romeo diesel straight-5 2.4 L AR 32501 engines


M14	30.98–38.35 lbf⋅ft30.98–38.35 lbf⋅ft42–52 N⋅m


All other modifications	30.98–38.35 lbf⋅ft30.98–38.35 lbf⋅ft42–52 N⋅m

expand_moreInjection hoses


All Alfa Romeo diesel straight-5 2.4 L AR 32501 engines	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m

expand_moreAll other modifications


M12	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
M14	16.23–23.6 lbf⋅ft16.23–23.6 lbf⋅ft22–32 N⋅m

expand_moreInjection nozzle (injector)


All other modifications	19.18–23.6 lbf⋅ft19.18–23.6 lbf⋅ft26–32 N⋅m

expand_moreCharging

expand_moreTurbo charger


All Alfa Romeo diesel straight-4 1.9 L AR 32302 engines	14.75–18.44 lbf⋅ft14.75–18.44 lbf⋅ft20–25 N⋅m
All other modifications	16.96–20.65 lbf⋅ft16.96–20.65 lbf⋅ft23–28 N⋅m

expand_moreCooling system

expand_moreCoolant pump


Alfa Romeo diesel straight-4 1.9 L AR 32302 103 HP at 4000 RPM, 255 N⋅m at 2000 RPM	15.49–19.18 lbf⋅ft15.49–19.18 lbf⋅ft21–26 N⋅m
Alfa Romeo diesel straight-5 2.4 L AR 32501 134 HP	15.49–19.18 lbf⋅ft15.49–19.18 lbf⋅ft21–26 N⋅m
Alfa Romeo gasoline V6 2.5 L AR 32402 188 HP	5.16–6.64 lbf⋅ft5.16–6.64 lbf⋅ft7–9 N⋅m
Alfa Romeo gasoline V6 2.5 L AR 32401 188 HP, 222 N⋅m	5.16–6.64 lbf⋅ft5.16–6.64 lbf⋅ft7–9 N⋅m
All other modifications	12.54–15.49 lbf⋅ft12.54–15.49 lbf⋅ft17–21 N⋅m


Coolant pump pulley	5.16–6.64 lbf⋅ft5.16–6.64 lbf⋅ft7–9 N⋅m

expand_moreCylinder head

expand_moreCamshaft bearing


Alfa Romeo diesel straight-4 1.9 L AR 32302 103 HP at 4000 RPM, 255 N⋅m at 2000 RPM	9.59–11.8 lbf⋅ft9.59–11.8 lbf⋅ft13–16 N⋅m
Alfa Romeo diesel straight-5 2.4 L AR 32501 134 HP	9.59–11.8 lbf⋅ft9.59–11.8 lbf⋅ft13–16 N⋅m

expand_moreAlfa Romeo gasoline straight-4 2.0 L AR 32301 153 HP at 6400 RPM, 187 N⋅m at 3500 RPM


M7	10.33–12.54 lbf⋅ft10.33–12.54 lbf⋅ft14–17 N⋅m

expand_moreAlfa Romeo gasoline V6 2.5 L AR 32401 188 HP, 222 N⋅m


M8	13.28–14.75 lbf⋅ft13.28–14.75 lbf⋅ft18–20 N⋅m

expand_moreAll other modifications


M7	9.59–11.8 lbf⋅ft9.59–11.8 lbf⋅ft13–16 N⋅m

expand_moreCylinder head screws

expand_moreAlfa Romeo gasoline straight-4 1.6 L AR 67601 118 HP


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Second stage	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
Third stage	90°90°90°
Fourth stage	90°90°90°
Fifth stage	90°90°90°

expand_moreAlfa Romeo gasoline straight-4 1.7 L AR 32201 142 HP at 6500 RPM, 169 N⋅m at 3500 RPM


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Second stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Control tensioner
Third stage	90°90°90°
Fourth stage	90°90°90°
Fifth stage	90°90°90°

expand_moreAlfa Romeo gasoline V6 2.5 L AR 32401 188 HP, 222 N⋅m


First stage	17.7–19.18 lbf⋅ft17.7–19.18 lbf⋅ft24–26 N⋅m
Second stage	240°240°240°

expand_moreAll other modifications


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Second stage	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
Third stage	90°90°90°
Fourth stage	90°90°90°
Fifth stage	90°90°90°

expand_moreValve cover


Alfa Romeo diesel straight-4 1.9 L AR 32302 103 HP at 4000 RPM, 255 N⋅m at 2000 RPM	5.9–7.38 lbf⋅ft5.9–7.38 lbf⋅ft8–10 N⋅m
Alfa Romeo diesel straight-5 2.4 L AR 32501 134 HP	5.9–7.38 lbf⋅ft5.9–7.38 lbf⋅ft8–10 N⋅m

expand_moreAlfa Romeo gasoline straight-4 2.0 L AR 32301 153 HP at 6400 RPM, 187 N⋅m at 3500 RPM


M6	5.9–7.38 lbf⋅ft5.9–7.38 lbf⋅ft8–10 N⋅m

expand_moreAlfa Romeo gasoline V6 2.5 L AR 32401 188 HP, 222 N⋅m


M7	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m

expand_moreAll other modifications


M7	9.59–11.8 lbf⋅ft9.59–11.8 lbf⋅ft13–16 N⋅m

expand_moreEngine block


Balance shaft gear wheel	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreConnecting rod bearing

expand_moreAlfa Romeo gasoline straight-4 2.0 L AR 32301 153 HP at 6400 RPM, 187 N⋅m at 3500 RPM


First stage	17.7–19.18 lbf⋅ft17.7–19.18 lbf⋅ft24–26 N⋅m
Second stage	60°60°60°

expand_moreAlfa Romeo gasoline V6 2.5 L AR 32401 188 HP, 222 N⋅m


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Second stage	50°50°50°

expand_moreAll other modifications


First stage	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Second stage	60°60°60°

expand_moreCrankshaft central screws

expand_moreAlfa Romeo gasoline straight-4 1.6 L AR 67601 118 HP


Central screws	250.77–278.8 lbf⋅ft250.77–278.8 lbf⋅ft340–378 N⋅m
Left-hand thread

expand_moreAlfa Romeo gasoline straight-4 1.7 L AR 32201 142 HP at 6500 RPM, 169 N⋅m at 3500 RPM


M16	250.77–278.8 lbf⋅ft250.77–278.8 lbf⋅ft340–378 N⋅m
Left-hand thread


Alfa Romeo gasoline V6 2.5 L AR 32402 188 HP	147.51–182.18 lbf⋅ft147.51–182.18 lbf⋅ft200–247 N⋅m
Alfa Romeo gasoline V6 2.5 L AR 32401 188 HP, 222 N⋅m	147.51–182.18 lbf⋅ft147.51–182.18 lbf⋅ft200–247 N⋅m
All other modifications	225.69–278.8 lbf⋅ft225.69–278.8 lbf⋅ft306–378 N⋅m
Left-hand thread

expand_moreCrankshaft pulley


Alfa Romeo diesel straight-4 1.9 L AR 32302 103 HP at 4000 RPM, 255 N⋅m at 2000 RPM	15.49–19.18 lbf⋅ft15.49–19.18 lbf⋅ft21–26 N⋅m

expand_moreAlfa Romeo diesel straight-5 2.4 L AR 32501 134 HP


M8	15.49–19.18 lbf⋅ft15.49–19.18 lbf⋅ft21–26 N⋅m

expand_moreAll other modifications


M8	17.7–21.39 lbf⋅ft17.7–21.39 lbf⋅ft24–29 N⋅m


Drive plate	101.05–111.37 lbf⋅ft101.05–111.37 lbf⋅ft137–151 N⋅m

expand_moreFlywheel


Alfa Romeo diesel straight-4 1.9 L AR 32302 103 HP at 4000 RPM, 255 N⋅m at 2000 RPM	100.31–123.91 lbf⋅ft100.31–123.91 lbf⋅ft136–168 N⋅m
Alfa Romeo diesel straight-5 2.4 L AR 32501 134 HP	100.31–123.91 lbf⋅ft100.31–123.91 lbf⋅ft136–168 N⋅m
Alfa Romeo gasoline V6 2.5 L AR 32402 188 HP	85.56–95.15 lbf⋅ft85.56–95.15 lbf⋅ft116–129 N⋅m
Alfa Romeo gasoline V6 2.5 L AR 32401 188 HP, 222 N⋅m	85.56–95.15 lbf⋅ft85.56–95.15 lbf⋅ft116–129 N⋅m
All other modifications	89.25–109.9 lbf⋅ft89.25–109.9 lbf⋅ft121–149 N⋅m

expand_moreMain bearing

expand_moreAlfa Romeo gasoline straight-4 2.0 L AR 32301 153 HP at 6400 RPM, 187 N⋅m at 3500 RPM


First stage	17.7–19.18 lbf⋅ft17.7–19.18 lbf⋅ft24–26 N⋅m
Second stage	100°100°100°

expand_moreAlfa Romeo gasoline V6 2.5 L AR 32401 188 HP, 222 N⋅m


First stage	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Second stage	79°79°79°

expand_moreAll other modifications


First stage	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Second stage	100°100°100°

expand_moreVibration damper


All other modifications	15.49–19.18 lbf⋅ft15.49–19.18 lbf⋅ft21–26 N⋅m

expand_moreEngine control

expand_moreBalance shaft toothed belt deflection pulley


All other modifications	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m

expand_moreBalance shaft toothed belt tension pulley

expand_moreAll Alfa Romeo gasoline straight-4 2.0 L AR 32301 engines


M6	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m


All other modifications	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m

expand_moreCamshaft drive belt deflection pulley

expand_moreAll Alfa Romeo gasoline V6 2.5 L AR 32401 engines


M10	20.65–23.6 lbf⋅ft20.65–23.6 lbf⋅ft28–32 N⋅m
M8	12.54–15.49 lbf⋅ft12.54–15.49 lbf⋅ft17–21 N⋅m

expand_moreAll other modifications


M8	15.49–19.18 lbf⋅ft15.49–19.18 lbf⋅ft21–26 N⋅m

expand_moreCamshaft timing gear


Alfa Romeo gasoline straight-4 1.6 L AR 32103 118 HP	73.76–91.46 lbf⋅ft73.76–91.46 lbf⋅ft100–124 N⋅m
Alfa Romeo gasoline straight-4 1.6 L AR 32102 118 HP	73.76–91.46 lbf⋅ft73.76–91.46 lbf⋅ft100–124 N⋅m
Alfa Romeo gasoline straight-4 1.6 L AR 67601 118 HP	73.76–91.46 lbf⋅ft73.76–91.46 lbf⋅ft100–124 N⋅m
Alfa Romeo gasoline straight-4 1.6 L AR 32104 118 HP, 146 N⋅m at 4200 RPM	73.76–91.46 lbf⋅ft73.76–91.46 lbf⋅ft100–124 N⋅m
All other modifications	75.23–92.93 lbf⋅ft75.23–92.93 lbf⋅ft102–126 N⋅m

expand_moreDrive belt tensioner device


M8	12.54–15.49 lbf⋅ft12.54–15.49 lbf⋅ft17–21 N⋅m

expand_moreInlet camshaft wheel

expand_moreAlfa Romeo gasoline straight-4 1.7 L AR 32201 142 HP at 6500 RPM, 169 N⋅m at 3500 RPM


Central screws	84.82–88.51 lbf⋅ft84.82–88.51 lbf⋅ft115–120 N⋅m
M6	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m


Alfa Romeo gasoline V6 2.5 L AR 32402 188 HP	50.15–61.96 lbf⋅ft50.15–61.96 lbf⋅ft68–84 N⋅m
Alfa Romeo gasoline V6 2.5 L AR 32401 188 HP, 222 N⋅m	50.15–61.96 lbf⋅ft50.15–61.96 lbf⋅ft68–84 N⋅m

expand_moreAll other modifications


Central screws	84.82–88.51 lbf⋅ft84.82–88.51 lbf⋅ft115–120 N⋅m
Wheel	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m

expand_moreOutlet camshaft wheel

expand_moreAlfa Romeo gasoline straight-4 1.7 L AR 32201 142 HP at 6500 RPM, 169 N⋅m at 3500 RPM


M12	73.76–91.46 lbf⋅ft73.76–91.46 lbf⋅ft100–124 N⋅m


Alfa Romeo gasoline V6 2.5 L AR 32402 188 HP	50.15–61.96 lbf⋅ft50.15–61.96 lbf⋅ft68–84 N⋅m
Alfa Romeo gasoline V6 2.5 L AR 32401 188 HP, 222 N⋅m	50.15–61.96 lbf⋅ft50.15–61.96 lbf⋅ft68–84 N⋅m

expand_moreAll other modifications


Central screws	73.76–91.46 lbf⋅ft73.76–91.46 lbf⋅ft100–124 N⋅m

expand_moreToothed belt guard


M6	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m


Toothed belt guard at the bottom	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Toothed belt guard at the top	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m

expand_moreToothed belt tensioning roller

expand_moreAlfa Romeo gasoline straight-4 1.6 L AR 67601 118 HP


M8	15.49–19.18 lbf⋅ft15.49–19.18 lbf⋅ft21–26 N⋅m

expand_moreAlfa Romeo gasoline straight-4 1.7 L AR 32201 142 HP at 6500 RPM, 169 N⋅m at 3500 RPM


M8	15.49–19.18 lbf⋅ft15.49–19.18 lbf⋅ft21–26 N⋅m

expand_moreAlfa Romeo gasoline straight-4 2.0 L AR 32301 153 HP at 6400 RPM, 187 N⋅m at 3500 RPM


M8	16.96–20.65 lbf⋅ft16.96–20.65 lbf⋅ft23–28 N⋅m

expand_moreAlfa Romeo gasoline V6 2.5 L AR 32401 188 HP, 222 N⋅m


M8	12.54–15.49 lbf⋅ft12.54–15.49 lbf⋅ft17–21 N⋅m


All other modifications	30.98–38.35 lbf⋅ft30.98–38.35 lbf⋅ft42–52 N⋅m

expand_moreToothed belt tightener


All Alfa Romeo gasoline V6 2.5 L AR 32401 engines	12.54–15.49 lbf⋅ft12.54–15.49 lbf⋅ft17–21 N⋅m
All Alfa Romeo gasoline V6 2.5 L AR 32402 engines	12.54–15.49 lbf⋅ft12.54–15.49 lbf⋅ft17–21 N⋅m
All other modifications	30.98–38.35 lbf⋅ft30.98–38.35 lbf⋅ft42–52 N⋅m

expand_moreEngine lubrication

expand_moreOil cooler

expand_moreOil drain plug


Alfa Romeo gasoline V6 2.5 L AR 32402 188 HP	47.2–58.27 lbf⋅ft47.2–58.27 lbf⋅ft64–79 N⋅m
Alfa Romeo gasoline V6 2.5 L AR 32401 188 HP, 222 N⋅m	47.2–58.27 lbf⋅ft47.2–58.27 lbf⋅ft64–79 N⋅m
All other modifications	12.54–15.49 lbf⋅ft12.54–15.49 lbf⋅ft17–21 N⋅m


Oil filter housing	10.33–14.75 lbf⋅ft10.33–14.75 lbf⋅ft14–20 N⋅m

expand_moreOil pump chain wheel


M10	31.72–39.09 lbf⋅ft31.72–39.09 lbf⋅ft43–53 N⋅m

expand_moreOil sump

expand_moreAlfa Romeo diesel straight-5 2.4 L AR 32501 134 HP


M6	5.9–7.38 lbf⋅ft5.9–7.38 lbf⋅ft8–10 N⋅m
M8	15.49–19.18 lbf⋅ft15.49–19.18 lbf⋅ft21–26 N⋅m

expand_moreAlfa Romeo gasoline V6 2.5 L AR 32401 188 HP, 222 N⋅m


M6	6.64–8.85 lbf⋅ft6.64–8.85 lbf⋅ft9–12 N⋅m
M7	9.59–11.8 lbf⋅ft9.59–11.8 lbf⋅ft13–16 N⋅m

expand_moreAll other modifications


M6	5.16–6.64 lbf⋅ft5.16–6.64 lbf⋅ft7–9 N⋅m
M8	15.49–19.18 lbf⋅ft15.49–19.18 lbf⋅ft21–26 N⋅m

expand_moreEngine management


Camshaft sensor	5.9–7.38 lbf⋅ft5.9–7.38 lbf⋅ft8–10 N⋅m

expand_moreGlow plugs


All other modifications	9.59–11.8 lbf⋅ft9.59–11.8 lbf⋅ft13–16 N⋅m

expand_moreLambda sensor

expand_moreEngine mounting

expand_moreEngine bracket


All Alfa Romeo diesel straight-4 1.9 L AR 32302 engines	30.98–38.35 lbf⋅ft30.98–38.35 lbf⋅ft42–52 N⋅m

expand_moreAll Alfa Romeo gasoline V6 2.5 L AR 32401 engines


M10	30.98–38.35 lbf⋅ft30.98–38.35 lbf⋅ft42–52 N⋅m
M12	64.91 lbf⋅ft64.91 lbf⋅ft88 N⋅m
M16	75.23–92.93 lbf⋅ft75.23–92.93 lbf⋅ft102–126 N⋅m
M8	14.01–16.96 lbf⋅ft14.01–16.96 lbf⋅ft19–23 N⋅m

expand_moreAll Alfa Romeo diesel straight-5 2.4 L AR 32501 engines


M10	30.98–38.35 lbf⋅ft30.98–38.35 lbf⋅ft42–52 N⋅m
M12	55.32–67.86 lbf⋅ft55.32–67.86 lbf⋅ft75–92 N⋅m

expand_moreAll other modifications


At the gearbox	55.32–67.86 lbf⋅ft55.32–67.86 lbf⋅ft75–92 N⋅m

expand_moreNuts


Strut	19.91–25.08 lbf⋅ft19.91–25.08 lbf⋅ft27–34 N⋅m


On engine mounting	55.32–67.86 lbf⋅ft55.32–67.86 lbf⋅ft75–92 N⋅m
On the engine block	33.19–47.94 lbf⋅ft33.19–47.94 lbf⋅ft45–65 N⋅m

expand_moreScrews


Strut	55.32–67.86 lbf⋅ft55.32–67.86 lbf⋅ft75–92 N⋅m

expand_moreEngine mounting

expand_moreAll Alfa Romeo diesel straight-4 1.9 L AR 32302 engines


M10	30.98–37.62 lbf⋅ft30.98–37.62 lbf⋅ft42–51 N⋅m
M8	19.91–25.08 lbf⋅ft19.91–25.08 lbf⋅ft27–34 N⋅m

expand_moreAll Alfa Romeo gasoline V6 2.5 L AR 32401 engines


M10	30.98–37.62 lbf⋅ft30.98–37.62 lbf⋅ft42–51 N⋅m
M12	64.91 lbf⋅ft64.91 lbf⋅ft88 N⋅m
M8	22.86–28.03 lbf⋅ft22.86–28.03 lbf⋅ft31–38 N⋅m

expand_moreAll Alfa Romeo diesel straight-5 2.4 L AR 32501 engines


M12	55.32–67.86 lbf⋅ft55.32–67.86 lbf⋅ft75–92 N⋅m
M16	75.23–92.93 lbf⋅ft75.23–92.93 lbf⋅ft102–126 N⋅m
M8	19.91–25.08 lbf⋅ft19.91–25.08 lbf⋅ft27–34 N⋅m

expand_moreAll other modifications


On chassis	19.91–25.08 lbf⋅ft19.91–25.08 lbf⋅ft27–34 N⋅m
On engine bracket	55.32–67.86 lbf⋅ft55.32–67.86 lbf⋅ft75–92 N⋅m

expand_moreSubframe

expand_moreAll other modifications

expand_moreOn chassis


M10	59.74–73.02 lbf⋅ft59.74–73.02 lbf⋅ft81–99 N⋅m
M12	79.66–97.36 lbf⋅ft79.66–97.36 lbf⋅ft108–132 N⋅m

expand_moreTorque arm


All Alfa Romeo diesel straight-4 1.9 L AR 32302 engines	30.98–37.62 lbf⋅ft30.98–37.62 lbf⋅ft42–51 N⋅m

expand_moreAll Alfa Romeo diesel straight-5 2.4 L AR 32501 engines


M10	30.98–37.62 lbf⋅ft30.98–37.62 lbf⋅ft42–51 N⋅m

expand_moreAll other modifications


Top	30.98–37.62 lbf⋅ft30.98–37.62 lbf⋅ft42–51 N⋅m

expand_moreTorque support bracket

expand_moreAll Alfa Romeo diesel straight-4 1.9 L AR 32302 engines

expand_moreOn chassis (M8)


Nuts	14.75–18.44 lbf⋅ft14.75–18.44 lbf⋅ft20–25 N⋅m
Screws	30.98–38.35 lbf⋅ft30.98–38.35 lbf⋅ft42–52 N⋅m

expand_moreOn the engine block


M10	33.19–40.57 lbf⋅ft33.19–40.57 lbf⋅ft45–55 N⋅m

expand_moreAll Alfa Romeo gasoline V6 2.5 L AR 32401 engines

expand_moreOn crankshaft


M8	14.75–18.44 lbf⋅ft14.75–18.44 lbf⋅ft20–25 N⋅m

expand_moreOn the engine block


M10	30.98–38.35 lbf⋅ft30.98–38.35 lbf⋅ft42–52 N⋅m

expand_moreAll Alfa Romeo diesel straight-5 2.4 L AR 32501 engines

expand_moreOn the engine block


M10	33.19–40.57 lbf⋅ft33.19–40.57 lbf⋅ft45–55 N⋅m

expand_moreAll other modifications


M10	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
M8	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreExhaust system

expand_moreCatalytic converter

expand_moreM8


Nuts	16.96–20.65 lbf⋅ft16.96–20.65 lbf⋅ft23–28 N⋅m
Screws	16.96–20.65 lbf⋅ft16.96–20.65 lbf⋅ft23–28 N⋅m

expand_moreExhaust manifold


Alfa Romeo diesel straight-4 1.9 L AR 32302 103 HP at 4000 RPM, 255 N⋅m at 2000 RPM	15.49–19.18 lbf⋅ft15.49–19.18 lbf⋅ft21–26 N⋅m
Alfa Romeo diesel straight-5 2.4 L AR 32501 134 HP	15.49–19.18 lbf⋅ft15.49–19.18 lbf⋅ft21–26 N⋅m
Alfa Romeo gasoline V6 2.5 L AR 32402 188 HP	14.01–16.96 lbf⋅ft14.01–16.96 lbf⋅ft19–23 N⋅m
Alfa Romeo gasoline V6 2.5 L AR 32401 188 HP, 222 N⋅m	14.01–16.96 lbf⋅ft14.01–16.96 lbf⋅ft19–23 N⋅m
All other modifications	12.54–15.49 lbf⋅ft12.54–15.49 lbf⋅ft17–21 N⋅m

expand_moreExhaust pipe

expand_moreAll Alfa Romeo diesel straight-4 1.9 L AR 32302 engines


M8	14.75–18.44 lbf⋅ft14.75–18.44 lbf⋅ft20–25 N⋅m

expand_moreAll Alfa Romeo gasoline V6 2.5 L AR 32401 engines


M8	18.44–22.86 lbf⋅ft18.44–22.86 lbf⋅ft25–31 N⋅m

expand_moreAll Alfa Romeo diesel straight-5 2.4 L AR 32501 engines


M8	14.75–18.44 lbf⋅ft14.75–18.44 lbf⋅ft20–25 N⋅m

expand_moreAll other modifications


Reinforcing plate	24.34–31.72 lbf⋅ft24.34–31.72 lbf⋅ft33–43 N⋅m
on engine sump
All other modifications	16.96–20.65 lbf⋅ft16.96–20.65 lbf⋅ft23–28 N⋅m

expand_moreExhaust pipe bracket

expand_moreFuel supply

expand_moreFuel lines

expand_moreAll Alfa Romeo diesel straight-5 2.4 L AR 32501 engines

expand_moreHigh-pressure side


M12	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
M14	16.23–23.6 lbf⋅ft16.23–23.6 lbf⋅ft22–32 N⋅m

expand_moreAll other modifications


M12	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
M14	16.23–23.6 lbf⋅ft16.23–23.6 lbf⋅ft22–32 N⋅m

expand_moreIgnition system

expand_moreSpark plugs


Alfa Romeo gasoline V6 2.5 L AR 32402 188 HP	22.86–29.5 lbf⋅ft22.86–29.5 lbf⋅ft31–40 N⋅m
Alfa Romeo gasoline V6 2.5 L AR 32401 188 HP, 222 N⋅m	22.86–29.5 lbf⋅ft22.86–29.5 lbf⋅ft31–40 N⋅m

expand_moreAll other modifications


M10	8.11–11.8 lbf⋅ft8.11–11.8 lbf⋅ft11–16 N⋅m
lateral
M14	18.44–26.55 lbf⋅ft18.44–26.55 lbf⋅ft25–36 N⋅m
middle

expand_moreStart system

expand_moreStarter

expand_moreAll Alfa Romeo gasoline V6 2.5 L AR 32401 engines


M8	17.7–22.13 lbf⋅ft17.7–22.13 lbf⋅ft24–30 N⋅m


All other modifications	17.7–22.13 lbf⋅ft17.7–22.13 lbf⋅ft24–30 N⋅m

expand_morePower transmission tightening torques

expand_moreAxle drive

expand_moreDrive shaft intermediate bearing

expand_moreAll Alfa Romeo diesel straight-4 1.9 L AR 32302 engines


M8	15.49–19.18 lbf⋅ft15.49–19.18 lbf⋅ft21–26 N⋅m

expand_moreAll Alfa Romeo diesel straight-5 2.4 L AR 32501 engines


M8	15.49–19.18 lbf⋅ft15.49–19.18 lbf⋅ft21–26 N⋅m

expand_moreAll other modifications


M8	18.44–20.65 lbf⋅ft18.44–20.65 lbf⋅ft25–28 N⋅m

expand_moreFront axle drive shaft

expand_moreAll Alfa Romeo gasoline V6 2.5 L AR 32401 engines

expand_moreCentral nuts


First stage	49.42–54.58 lbf⋅ft49.42–54.58 lbf⋅ft67–74 N⋅m
Second stage	62°62°62°


M10	36.88–44.99 lbf⋅ft36.88–44.99 lbf⋅ft50–61 N⋅m
Replace screws.
M8	26.55–32.45 lbf⋅ft26.55–32.45 lbf⋅ft36–44 N⋅m
Use new screw.

expand_moreAll other modifications

expand_moreCentral nuts


First stage	49.42–54.58 lbf⋅ft49.42–54.58 lbf⋅ft67–74 N⋅m
Second stage	62°62°62°


M8	26.55–32.45 lbf⋅ft26.55–32.45 lbf⋅ft36–44 N⋅m

expand_moreClutch

expand_moreClutch pressure plate


All other modifications	19.18–22.13 lbf⋅ft19.18–22.13 lbf⋅ft26–30 N⋅m

expand_moreClutch slave cylinder

expand_moreAll other modifications


With concentric slave cylinder	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreGearbox

expand_moreGearbox flange connection at engine

expand_moreAll Alfa Romeo gasoline V6 2.5 L AR 32401 engines

expand_moreWith automatic gearbox


M10	27.29–33.19 lbf⋅ft27.29–33.19 lbf⋅ft37–45 N⋅m

expand_moreWith manual transmission


M10	36.88–44.99 lbf⋅ft36.88–44.99 lbf⋅ft50–61 N⋅m
M12	50.15–61.96 lbf⋅ft50.15–61.96 lbf⋅ft68–84 N⋅m

expand_moreAll other modifications


M10	36.88–44.99 lbf⋅ft36.88–44.99 lbf⋅ft50–61 N⋅m
M12	53.1–64.91 lbf⋅ft53.1–64.91 lbf⋅ft72–88 N⋅m


Torque converter	22.13–25.08 lbf⋅ft22.13–25.08 lbf⋅ft30–34 N⋅m

expand_moreGearbox lubrication

expand_moreGearbox oil drain plug

expand_moreAlfa Romeo diesel straight-4 1.9 L AR 32302 103 HP at 4000 RPM, 255 N⋅m at 2000 RPM


With manual transmission	11.8–19.18 lbf⋅ft11.8–19.18 lbf⋅ft16–26 N⋅m

expand_moreAlfa Romeo diesel straight-5 2.4 L AR 32501 134 HP


M18	11.8–19.18 lbf⋅ft11.8–19.18 lbf⋅ft16–26 N⋅m
M22	22.13–35.4 lbf⋅ft22.13–35.4 lbf⋅ft30–48 N⋅m

expand_moreAlfa Romeo gasoline V6 2.5 L AR 32401 188 HP, 222 N⋅m


With automatic gearbox	16.96–40.57 lbf⋅ft16.96–40.57 lbf⋅ft23–55 N⋅m
With manual transmission	11.8–19.18 lbf⋅ft11.8–19.18 lbf⋅ft16–26 N⋅m

expand_moreAll other modifications


With manual transmission	22.13–35.4 lbf⋅ft22.13–35.4 lbf⋅ft30–48 N⋅m

expand_moreGearbox oil filler plug

expand_moreAlfa Romeo diesel straight-5 2.4 L AR 32501 134 HP


M18	11.8–19.18 lbf⋅ft11.8–19.18 lbf⋅ft16–26 N⋅m
M22	22.13–35.4 lbf⋅ft22.13–35.4 lbf⋅ft30–48 N⋅m

expand_moreAll other modifications


With manual transmission	22.13–35.4 lbf⋅ft22.13–35.4 lbf⋅ft30–48 N⋅m

expand_moreGearbox mounting

expand_moreAll Alfa Romeo diesel straight-4 1.9 L AR 32302 engines


M16	75.23–92.93 lbf⋅ft75.23–92.93 lbf⋅ft102–126 N⋅m
M8	19.91–25.08 lbf⋅ft19.91–25.08 lbf⋅ft27–34 N⋅m

expand_moreAll Alfa Romeo gasoline V6 2.5 L AR 32401 engines


M10	31.72–39.09 lbf⋅ft31.72–39.09 lbf⋅ft43–53 N⋅m
M12	47.2–58.27 lbf⋅ft47.2–58.27 lbf⋅ft64–79 N⋅m
M8	22.13–27.29 lbf⋅ft22.13–27.29 lbf⋅ft30–37 N⋅m

expand_moreAll Alfa Romeo diesel straight-5 2.4 L AR 32501 engines


M10	30.98–37.62 lbf⋅ft30.98–37.62 lbf⋅ft42–51 N⋅m
M8	19.91–25.08 lbf⋅ft19.91–25.08 lbf⋅ft27–34 N⋅m

expand_moreAll other modifications

expand_moreScrews at the gearbox bracket


Bottom	55.32–67.86 lbf⋅ft55.32–67.86 lbf⋅ft75–92 N⋅m


On chassis	19.91–25.08 lbf⋅ft19.91–25.08 lbf⋅ft27–34 N⋅m

expand_moreGearbox support

expand_moreAll Alfa Romeo diesel straight-4 1.9 L AR 32302 engines

expand_moreM10


Front	30.98–37.62 lbf⋅ft30.98–37.62 lbf⋅ft42–51 N⋅m

expand_moreM12


Front	55.32–67.86 lbf⋅ft55.32–67.86 lbf⋅ft75–92 N⋅m

expand_moreM16


Front	75.23–92.93 lbf⋅ft75.23–92.93 lbf⋅ft102–126 N⋅m

expand_moreRear


M12	50.15–61.22 lbf⋅ft50.15–61.22 lbf⋅ft68–83 N⋅m
M16	79.66–97.36 lbf⋅ft79.66–97.36 lbf⋅ft108–132 N⋅m

expand_moreSupport strut


M10	33.19–40.57 lbf⋅ft33.19–40.57 lbf⋅ft45–55 N⋅m
M12	58.27–71.54 lbf⋅ft58.27–71.54 lbf⋅ft79–97 N⋅m

expand_moreAll Alfa Romeo gasoline V6 2.5 L AR 32401 engines


M10	30.98–37.62 lbf⋅ft30.98–37.62 lbf⋅ft42–51 N⋅m
M12	47.2–58.27 lbf⋅ft47.2–58.27 lbf⋅ft64–79 N⋅m

expand_moreAll Alfa Romeo diesel straight-5 2.4 L AR 32501 engines

expand_moreM10


Front	30.98–37.62 lbf⋅ft30.98–37.62 lbf⋅ft42–51 N⋅m

expand_moreM12


Front	55.32–67.86 lbf⋅ft55.32–67.86 lbf⋅ft75–92 N⋅m

expand_moreM16


Front	75.23–92.93 lbf⋅ft75.23–92.93 lbf⋅ft102–126 N⋅m

expand_moreRear


M12	50.15–61.22 lbf⋅ft50.15–61.22 lbf⋅ft68–83 N⋅m
M16	79.66–97.36 lbf⋅ft79.66–97.36 lbf⋅ft108–132 N⋅m

expand_moreSupport strut


M10	33.19–40.57 lbf⋅ft33.19–40.57 lbf⋅ft45–55 N⋅m
M12	58.27–71.54 lbf⋅ft58.27–71.54 lbf⋅ft79–97 N⋅m

expand_moreAll other modifications


At the gearbox bracket	30.98–37.62 lbf⋅ft30.98–37.62 lbf⋅ft42–51 N⋅m
At the gearbox	30.98–37.62 lbf⋅ft30.98–37.62 lbf⋅ft42–51 N⋅m

expand_moreSuspension front tightening torques

expand_moreFront axle brake

expand_moreBrake hose


At the brake caliper	9.59–11.06 lbf⋅ft9.59–11.06 lbf⋅ft13–15 N⋅m

expand_moreBrake line

expand_moreFront axle


At the brake caliper	10.33–13.28 lbf⋅ft10.33–13.28 lbf⋅ft14–18 N⋅m

expand_moreFront axle brake caliper


M10	35.4–38.35 lbf⋅ft35.4–38.35 lbf⋅ft48–52 N⋅m

expand_moreFront axle brake caliper mounting support


M14	100.31–123.91 lbf⋅ft100.31–123.91 lbf⋅ft136–168 N⋅m


Front axle brake disc	5.9–9.59 lbf⋅ft5.9–9.59 lbf⋅ft8–13 N⋅m
Wheel speed sensor	2.95–5.16 lbf⋅ft2.95–5.16 lbf⋅ft4–7 N⋅m

expand_moreFront axle steering

expand_morePressure line at steering gear


M14	26.55–32.45 lbf⋅ft26.55–32.45 lbf⋅ft36–44 N⋅m

expand_moreSteering gear


All other modifications	81.13–100.31 lbf⋅ft81.13–100.31 lbf⋅ft110–136 N⋅m


Track rod end on stub axle	21.39–26.55 lbf⋅ft21.39–26.55 lbf⋅ft29–36 N⋅m
Track rod end on track rod	30.98–38.35 lbf⋅ft30.98–38.35 lbf⋅ft42–52 N⋅m

expand_moreFront axle suspension


Shock-absorber piston rod	22.86–25.81 lbf⋅ft22.86–25.81 lbf⋅ft31–35 N⋅m

expand_moreSuspension strut

expand_moreAll other modifications


Connection clamp at the suspension strut	59.74–65.64 lbf⋅ft59.74–65.64 lbf⋅ft81–89 N⋅m
Connection clamp at the transverse control arm	79.66–97.36 lbf⋅ft79.66–97.36 lbf⋅ft108–132 N⋅m
On chassis	17.7–21.39 lbf⋅ft17.7–21.39 lbf⋅ft24–29 N⋅m

expand_moreWheel suspension

expand_moreFront axle drive shaft

expand_moreAll Alfa Romeo gasoline V6 2.5 L AR 32401 engines

expand_moreCentral nuts


First stage	49.42–54.58 lbf⋅ft49.42–54.58 lbf⋅ft67–74 N⋅m
Second stage	62°62°62°


M10	36.88–44.99 lbf⋅ft36.88–44.99 lbf⋅ft50–61 N⋅m
Replace screws.
M8	26.55–32.45 lbf⋅ft26.55–32.45 lbf⋅ft36–44 N⋅m
Use new screw.

expand_moreAll other modifications

expand_moreCentral nuts


First stage	49.42–54.58 lbf⋅ft49.42–54.58 lbf⋅ft67–74 N⋅m
Second stage	62°62°62°


M8	26.55–32.45 lbf⋅ft26.55–32.45 lbf⋅ft36–44 N⋅m

expand_moreStabiliser mounting at the stabiliser


All other modifications	28.03–34.67 lbf⋅ft28.03–34.67 lbf⋅ft38–47 N⋅m


Stabiliser mounting at the stub axle	28.03–34.67 lbf⋅ft28.03–34.67 lbf⋅ft38–47 N⋅m

expand_moreStabiliser mounting at suspension strut


All other modifications	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m


Stabilizer mounting at the subframe	19.18–23.6 lbf⋅ft19.18–23.6 lbf⋅ft26–32 N⋅m

expand_moreSupport joint at the stub axle

expand_moreNuts (M10)


Top	31.72–34.67 lbf⋅ft31.72–34.67 lbf⋅ft43–47 N⋅m

expand_moreNuts (M14)


Bottom	63.43–70.07 lbf⋅ft63.43–70.07 lbf⋅ft86–95 N⋅m

expand_moreTransverse control arm connection clamp at the suspension strut


M12	79.66–97.36 lbf⋅ft79.66–97.36 lbf⋅ft108–132 N⋅m

expand_moreUpper transverse control arm

expand_moreAll other modifications

expand_moreBearing pedestal


On chassis	29.5–36.14 lbf⋅ft29.5–36.14 lbf⋅ft40–49 N⋅m

expand_moreTrack control arm lower

expand_moreAlfa Romeo gasoline V6 2.5 L AR 32401 188 HP, 222 N⋅m

expand_moreAt the subframe


M10	45.73–50.15 lbf⋅ft45.73–50.15 lbf⋅ft62–68 N⋅m

expand_moreOn stub axle


M14	63.43–70.07 lbf⋅ft63.43–70.07 lbf⋅ft86–95 N⋅m

expand_moreAll other modifications

expand_moreAt the subframe


M10	45.73–50.15 lbf⋅ft45.73–50.15 lbf⋅ft62–68 N⋅m

expand_moreWheel hub wheel bearing

expand_moreCentral nuts


First stage	49.42–54.58 lbf⋅ft49.42–54.58 lbf⋅ft67–74 N⋅m
Second stage	62°62°62°

expand_moreWheels and tires

expand_moreWheel attachment


Chrome-plated	64.91–79.66 lbf⋅ft64.91–79.66 lbf⋅ft88–108 N⋅m
With Dacromet coating	57.53–69.33 lbf⋅ft57.53–69.33 lbf⋅ft78–94 N⋅m

expand_moreSuspension rear tightening torques

expand_moreRear axle brake

expand_moreRear axle brake caliper


M10	35.4–38.35 lbf⋅ft35.4–38.35 lbf⋅ft48–52 N⋅m


Rear axle brake caliper mounting support	34.67–42.78 lbf⋅ft34.67–42.78 lbf⋅ft47–58 N⋅m
Rear axle brake disc	5.9–9.59 lbf⋅ft5.9–9.59 lbf⋅ft8–13 N⋅m

expand_moreRear axle suspension


Rear axle shock absorber piston rod	63.43–69.33 lbf⋅ft63.43–69.33 lbf⋅ft86–94 N⋅m

expand_moreRear axle suspension strut


On chassis	44.25–54.58 lbf⋅ft44.25–54.58 lbf⋅ft60–74 N⋅m
On stub axle	81.87–99.57 lbf⋅ft81.87–99.57 lbf⋅ft111–135 N⋅m

expand_moreRear axle wheel suspension

expand_moreLower front transverse control arm


At the axle support	70.07–85.56 lbf⋅ft70.07–85.56 lbf⋅ft95–116 N⋅m
On stub axle	70.07–85.56 lbf⋅ft70.07–85.56 lbf⋅ft95–116 N⋅m

expand_moreLower rear transverse control arm


At the axle support	45.73–50.15 lbf⋅ft45.73–50.15 lbf⋅ft62–68 N⋅m
On stub axle	70.07–85.56 lbf⋅ft70.07–85.56 lbf⋅ft95–116 N⋅m

expand_moreRear axle carrier


On chassis	45.73–50.15 lbf⋅ft45.73–50.15 lbf⋅ft62–68 N⋅m

expand_moreRear axle longitudinal control arm


On chassis	45.73–50.15 lbf⋅ft45.73–50.15 lbf⋅ft62–68 N⋅m
On stub axle	86.29–95.15 lbf⋅ft86.29–95.15 lbf⋅ft117–129 N⋅m


Rear axle stabilizer mounting	5.16–5.9 lbf⋅ft5.16–5.9 lbf⋅ft7–8 N⋅m
Rear axle stabilizer support at the stabilizer	28.03–34.67 lbf⋅ft28.03–34.67 lbf⋅ft38–47 N⋅m
Rear axle stabilizer support at the suspension strut	28.03–34.67 lbf⋅ft28.03–34.67 lbf⋅ft38–47 N⋅m

expand_moreWheel hub wheel bearing


Central nuts	224.22–247.82 lbf⋅ft224.22–247.82 lbf⋅ft304–336 N⋅m

expand_moreWheels and tires

expand_moreWheel attachment


Chrome-plated	64.91–79.66 lbf⋅ft64.91–79.66 lbf⋅ft88–108 N⋅m
With Dacromet coating	57.53–69.33 lbf⋅ft57.53–69.33 lbf⋅ft78–94 N⋅m

When assembling your 1999 Alfa Romeo 156 it's important to tight threaded fasteners with Alfa Romeo prescribed torques using a torque wrench. If the torque values is lower then prescribed, bolt may unscrew itself and assembly may fall apart. If the torque value is higher then prescribed, bolt may simply break. The torque wrench allows you to tighten all bolts of the assembly with the same torque applied.

Please be noted that all capacities listed here are approximate. Check fluid levels when adding or refilling as recommended in your 1999 Alfa Romeo 156 user's manual. Keep in mind that all information here is provided “as is” without any warranty of any kind.

Before doing any DIY service please check your insurance policy and Alfa Romeo warranty policy for your region. In some regions DIY service may invalidate your warranty.

Maintenance Items

Fastener Tightening Specifications

Service Intervals

Conquer your fears and never give up!

DIY car service is not as difficult as it looks like and it might save you thousands of dollars per year. It might be even fun and a good thing to do with your kids on a weekend to teach them how basic machinery works. It's really hard to screw something up and damage your car permanently if you use right tools, follow Alfa Romeo 156 service manual and use right parts and fluids in prescribed amounts. Even modern cars stuffed with electronics can be serviced in your garage or even in your driveway. Changing engine oil, brake fluid, ATF, replacing brake pads, and etc. It's all may be done by yourself in a mater of a couple of hours.

Doing basic service for your 1999 Alfa Romeo 156 you're not only saving money, but also also improving your technical skills and learning something new.

1999 Alfa Romeo 156 Series 1 Fastener Tightening Specifications

Table of Contents

Conquer your fears and never give up!

Alfa Romeo 156 Series 1 model years

Suggest edit