in your garage to make future searches easy.

Condition Value
expand_moreAir intake system
expand_moreIntake manifold
M6 7.38 lbf⋅ft
M7 11.06 lbf⋅ft
M8 16.23 lbf⋅ft
expand_moreCooling system
Viscous fan clutch 29.5 lbf⋅ft
expand_moreCylinder head
expand_moreValve cover
All BMW diesel straight-6 2.4 L M21 D24 (246DA) engines 11.06 lbf⋅ft
All BMW diesel straight-6 2.4 L M21 D24 (246TB) engines 11.06 lbf⋅ft
expand_moreAll other modifications
M6 7.38 lbf⋅ft
M7 11.06 lbf⋅ft
expand_moreEngine block
expand_moreCrankshaft central screws
315 with gasoline straight-4 1.6 L 74 HP engine (1982.9–1991.12) 140.14 lbf⋅ft
Replace nut.
316 (Ecotronic) with gasoline straight-4 1.8 L 89 HP engine (1983.9–1990.12) 140.14 lbf⋅ft
Replace nut.
316 i with gasoline straight-4 1.6 L 101 HP engine (1988.7–1991.6) 228.64 lbf⋅ft
Replace bolt.
316 i with gasoline straight-4 1.6 L 98 HP engine (1987.9–1991.6) 228.64 lbf⋅ft
Replace bolt.
318 i with gasoline straight-4 1.8 L 111 HP engine (1987.9–1991.6) 228.64 lbf⋅ft
Replace bolt.
318 i with gasoline straight-4 1.8 L 114 HP engine (1987.9–1991.6) 228.64 lbf⋅ft
Replace bolt.
318 is with gasoline straight-4 1.8 L 134 HP engine (1989.9–1991.8) 243.4 lbf⋅ft
Replace bolt.
expand_moreAll other modifications
M18 × 1,5 screws 302.4 lbf⋅ft
Use new screw.
expand_moreCrankshaft pulley
M8 16.23 lbf⋅ft
Drive plate 88.51 lbf⋅ft
Flywheel 77.44 lbf⋅ft
Replace screws.
expand_moreVibration damper
M8 16.23 lbf⋅ft
expand_moreEngine control
expand_moreCamshaft timing gear
M10 47.94 lbf⋅ft
expand_moreChain tensioner locking screws
expand_more318 is with gasoline straight-4 1.8 L 134 HP engine (1989.9–1991.8)
M22 × 1,5 screws 29.5 lbf⋅ft
expand_moreTiming case cover
expand_more318 is with gasoline straight-4 1.8 L 134 HP engine (1989.9–1991.8)
M10 34.67 lbf⋅ft
M7 11.06 lbf⋅ft
M8 16.23 lbf⋅ft
expand_moreEngine lubrication
expand_moreOil drain plug
M12 × 1,5 screws 18.44 lbf⋅ft
expand_moreExhaust system
expand_moreExhaust manifold
M6 7.38 lbf⋅ft
Replace nuts.
M7 11.06 lbf⋅ft
Replace nuts.
M8 16.96 lbf⋅ft
Replace nuts.

Please be noted that all capacities listed here are approximate. Check fluid levels when adding or refilling as recommended in your 1990 BMW 3 Series Sedan 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 BMW warranty policy for your region. In some regions DIY service may invalidate your warranty.

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 BMW 3 Series Sedan 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 1990 BMW 3 Series Sedan you're not only saving money, but also also improving your technical skills and learning something new.

1990 BMW 3 Series Sedan generations

In 1990 BMW offered 2 generations of the 3 Series Sedan. Engine fastener tightening specifications may vary in different generations. Be sure that you are looking at the rigt modification.

BMW 3 Series Sedan Second generation series 2 LCI model years

Units:
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