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Condition Value
expand_moreAir intake system
expand_moreIntake manifold
All Opel diesel straight-4 1.5 L 15 DT (T4EC1) engines 22.13 lbf⋅ft
All Opel gasoline straight-4 2.0 L 20 XE engines 14.75 lbf⋅ft
All other modifications 16.23 lbf⋅ft
Replace screws and nuts.
expand_moreAuxiliary assemblies
expand_moreAlternator
expand_more1.7 D with diesel straight-4 1.7 L 56 HP engine (1989.2–1991.8)
M10 screws 35.4 lbf⋅ft
M8 screws 17.7 lbf⋅ft
expand_moreServo steering pump
expand_more1.7 D with diesel straight-4 1.7 L 56 HP engine (1989.2–1991.8)
Nuts 29.5 lbf⋅ft
Screws 18.44 lbf⋅ft
Tensioning screws 18.44 lbf⋅ft
expand_moreCarburetion
expand_moreInjection nozzle (injector)
All Opel diesel straight-4 1.5 L 15 DT (T4EC1) engines 36.88 lbf⋅ft
All Opel diesel straight-4 1.6 L 16 D engines 51.63 lbf⋅ft
All Opel diesel straight-4 1.6 L 16 DA engines 51.63 lbf⋅ft
expand_moreInjection pump pulley
1.7 D with diesel straight-4 1.7 L 56 HP engine (1989.2–1991.8) 18.44 lbf⋅ft
expand_moreCooling system
expand_moreCoolant pump
Opel gasoline straight-4 1.8 L S 18 NV 83 HP 18.44 lbf⋅ft
Opel gasoline straight-4 1.8 L E 18 NV 83 HP at 5400 RPM, 137 N⋅m at 3400 RPM 18.44 lbf⋅ft
expand_moreAll other modifications
M6 5.9 lbf⋅ft
M8 18.44 lbf⋅ft
expand_moreCylinder head
expand_moreCamshaft bearing
All Opel diesel straight-4 1.5 L 15 DT (T4EC1) engines 18.44 lbf⋅ft
M6 7.38 lbf⋅ft
M8 14.75 lbf⋅ft
All other modifications 5.9 lbf⋅ft
Valve cover 5.9 lbf⋅ft
expand_moreEngine block
expand_moreConnecting rod bearing
expand_moreAll Opel gasoline straight-4 1.3 L 13 N engines
First stage 10.33 lbf⋅ft
Second stage 20.65 lbf⋅ft
First stage 18.44 lbf⋅ft
Second stage 4560°
All Opel diesel straight-4 1.6 L 16 D engines 33.19 lbf⋅ft
All Opel diesel straight-4 1.6 L 16 DA engines 33.19 lbf⋅ft
expand_moreAll Opel diesel straight-4 1.7 L 17 D engines
First stage 25.81 lbf⋅ft
Replace screws and nuts.
Second stage 45°
Third stage 15°
First stage 25.81 lbf⋅ft
Replace screws and nuts.
Second stage 45°
Third stage 15°
First stage 10.33 lbf⋅ft
Second stage 20.65 lbf⋅ft
First stage 25.81 lbf⋅ft
Replace screws and nuts.
Second stage 45°
Third stage 15°
expand_moreAll other modifications
First stage 18.44 lbf⋅ft
Replace screws and nuts.
Second stage 30°
expand_moreCrankshaft central screws
All Opel diesel straight-4 1.5 L 15 DT (T4EC1) engines 121.7 lbf⋅ft
expand_moreAll Opel diesel straight-4 1.6 L 16 D engines
First stage 106.95 lbf⋅ft
Replace screws and nuts.
Second stage 3040°
First stage 184.39 lbf⋅ft
Grease screws.
Second stage 4050°
All Opel gasoline straight-4 1.3 L C 13 N engines 40.57 lbf⋅ft
Use screw-locking compound.
expand_moreAll other modifications
First stage 95.88 lbf⋅ft
Replace screws and nuts.
Second stage 4050°
expand_moreCrankshaft pulley
expand_moreAll Opel gasoline straight-4 1.3 L 13 N engines
Screw with thread length 23 mm 40.57 lbf⋅ft
expand_moreScrew with thread length 30 mm
First stage 40.57 lbf⋅ft
Replace screws.
Second stage 45°
Third stage 15°
expand_moreAll Opel gasoline straight-4 1.6 L 16 SV engines
Screw with thread length 23 mm 40.57 lbf⋅ft
expand_moreScrew with thread length 30 mm
First stage 40.57 lbf⋅ft
Replace screws.
Second stage 45°
Third stage 15°
Screw with thread length 23 mm 40.57 lbf⋅ft
expand_moreScrew with thread length 30 mm
First stage 40.57 lbf⋅ft
Replace screws.
Second stage 45°
Third stage 15°
All other modifications 14.75 lbf⋅ft
expand_moreFlywheel
expand_moreAll Opel gasoline straight-4 1.3 L 13 N engines
First stage 25.81 lbf⋅ft
Replace screws and nuts.
Second stage 30°
Third stage 15°
First stage 22.13 lbf⋅ft
Second stage 4560°
All Opel diesel straight-4 1.6 L 16 D engines 44.25 lbf⋅ft
All Opel diesel straight-4 1.6 L 16 DA engines 44.25 lbf⋅ft
expand_moreAll Opel gasoline straight-4 1.6 L 16 SV engines
First stage 25.81 lbf⋅ft
Replace screws and nuts.
Second stage 30°
Third stage 15°
First stage 25.81 lbf⋅ft
Replace screws and nuts.
Second stage 30°
Third stage 15°
First stage 25.81 lbf⋅ft
Second stage 30°
Third stage 15°
First stage 44.25 lbf⋅ft
Second stage 30°
Third stage 15°
expand_moreAll other modifications
First stage 47.94 lbf⋅ft
Replace screws and nuts.
Second stage 30°
Third stage 15°
expand_moreMain bearing
expand_moreAll Opel gasoline straight-4 1.3 L 13 N engines
First stage 36.88 lbf⋅ft
Second stage 45°
Third stage 15°
First stage 33.19 lbf⋅ft
Second stage 70.07 lbf⋅ft
All Opel diesel straight-4 1.6 L 16 D engines 47.94 lbf⋅ft
All Opel diesel straight-4 1.6 L 16 DA engines 47.94 lbf⋅ft
First stage 36.88 lbf⋅ft
Second stage 45°
Third stage 15°
First stage 36.88 lbf⋅ft
Replace screws and nuts.
Second stage 4560°
expand_moreAll other modifications
First stage 36.88 lbf⋅ft
Replace screws and nuts.
Second stage 45°
Third stage 15°
expand_moreEngine control
expand_moreCamshaft drive belt deflection pulley
1.7 D with diesel straight-4 1.7 L 56 HP engine (1989.2–1991.8) 18.44 lbf⋅ft
expand_moreCamshaft timing gear
First stage 36.88 lbf⋅ft
Replace screws and nuts.
Second stage 60°
Third stage 15°
First stage 36.88 lbf⋅ft
Replace screws and nuts.
Second stage 60°
Third stage 15°
First stage 55.32 lbf⋅ft
Replace screws and nuts.
Second stage 60°
First stage 55.32 lbf⋅ft
Replace screws.
Second stage 6065°
First stage 36.88 lbf⋅ft
Replace screws and nuts.
Second stage 60°
Third stage 15°
First stage 36.88 lbf⋅ft
Replace screws and nuts.
Second stage 60°
Third stage 15°
All other modifications 33.19 lbf⋅ft
expand_moreToothed belt guard
All Opel gasoline straight-4 2.0 L 20 XEJ engines 5.9 lbf⋅ft
All other modifications 2.95 lbf⋅ft
expand_moreToothed belt guard at the bottom
1.7 D with diesel straight-4 1.7 L 56 HP engine (1989.2–1991.8) 2.95 lbf⋅ft
expand_moreToothed belt guard at the top
1.7 D with diesel straight-4 1.7 L 56 HP engine (1989.2–1991.8) 2.95 lbf⋅ft
expand_moreToothed belt tensioning roller
Opel diesel straight-4 1.7 L 17 D 56 HP 18.44 lbf⋅ft
All other modifications 14.75 lbf⋅ft
expand_moreToothed belt tightener
All Opel gasoline straight-4 2.0 L 20 SEH engines 18.44 lbf⋅ft
First stage 18.44 lbf⋅ft
Replace screws and nuts.
Second stage 45°
Third stage 15°
First stage 18.44 lbf⋅ft
Replace screws and nuts.
Second stage 40°
Third stage 15°
expand_moreEngine lubrication
expand_moreOil drain plug
All Opel diesel straight-4 1.5 L 15 DT (T4EC1) engines 57.53 lbf⋅ft
All Opel gasoline straight-4 1.6 L 16 SV engines 40.57 lbf⋅ft
expand_moreAll Opel diesel straight-4 1.7 L 17 D engines
One-part sump 33.19 lbf⋅ft
Two-part oil sump 7.38 lbf⋅ft
All Opel gasoline straight-4 2.0 L 20 SEH engines 40.57 lbf⋅ft
All Opel gasoline straight-4 2.0 L 20 XEJ engines 40.57 lbf⋅ft
All Opel gasoline straight-4 1.6 L C 16 LZ engines 40.57 lbf⋅ft
All Opel gasoline straight-4 1.6 L C 16 NZ engines 40.57 lbf⋅ft
Torx screws 7.38 lbf⋅ft
With hexagon-head screws 33.19 lbf⋅ft
All other modifications 33.19 lbf⋅ft
expand_moreOil filter housing
All other modifications 11.06 lbf⋅ft
expand_moreOil sump
All Opel diesel straight-4 1.5 L 15 DT (T4EC1) engines 7.38 lbf⋅ft
All Opel diesel straight-4 1.6 L 16 D engines 3.69 lbf⋅ft
All Opel diesel straight-4 1.6 L 16 DA engines 3.69 lbf⋅ft
expand_moreAll Opel diesel straight-4 1.7 L 17 D engines
One-part sump 5.9 lbf⋅ft
Clean the thread and use screw-locking compound.
expand_moreOtherwise
expand_moreOil sump lower part
First stage 5.9 lbf⋅ft
Second stage 30°
expand_moreOil sump top part
On the engine block 14.75 lbf⋅ft
At the gearbox 29.5 lbf⋅ft
All Opel gasoline straight-4 2.0 L 20 NE engines 7.38 lbf⋅ft
Clean the thread and use screw-locking compound.
All Opel gasoline straight-4 2.0 L 20 SEH engines 11.06 lbf⋅ft
All Opel gasoline straight-4 2.0 L 20 XEJ engines 11.06 lbf⋅ft
All Opel gasoline straight-4 2.0 L C 20 NE engines 7.38 lbf⋅ft
Clean the thread and use screw-locking compound.
expand_moreOil sump top part
At the gearbox 29.5 lbf⋅ft
On the engine block 14.75 lbf⋅ft
Clean the thread and use screw-locking compound.
expand_moreOil sump lower part
First stage 5.9 lbf⋅ft
Clean the thread, use new screws and screw-locking compound.
Second stage 30°
All other modifications 5.9 lbf⋅ft
Clean the thread and use screw-locking compound.
expand_moreEngine management
Glow plugs 14.75 lbf⋅ft
expand_moreKnock sensor
Opel gasoline straight-4 2.0 L 20 XEJ 148 HP 14.75 lbf⋅ft
Opel gasoline straight-4 2.0 L C 20 XE 148 HP at 6000 RPM, 196 N⋅m at 4800 RPM 14.75 lbf⋅ft
All other modifications 9.59 lbf⋅ft
Lambda sensor 22.13 lbf⋅ft
Use assembly paste
expand_moreExhaust system
expand_moreExhaust manifold
All Opel diesel straight-4 1.5 L 15 DT (T4EC1) engines 22.13 lbf⋅ft
All Opel gasoline straight-4 2.0 L 20 SEH engines 18.44 lbf⋅ft
Replace screws and nuts.
All Opel gasoline straight-4 2.0 L 20 XE engines 14.75 lbf⋅ft
All other modifications 16.23 lbf⋅ft
Replace screws and nuts.
expand_moreIgnition system
expand_moreSpark plugs
All other modifications 18.44 lbf⋅ft

Please be noted that all capacities listed here are approximate. Check fluid levels when adding or refilling as recommended in your 1989 Opel Kadett Hatchback 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 Opel 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 Opel Kadett Hatchback 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 1989 Opel Kadett Hatchback you're not only saving money, but also also improving your technical skills and learning something new.

1989 Opel Kadett Hatchback generations

In 1989 Opel offered 2 generations of the Kadett Hatchback. Engine fastener tightening specifications may vary in different generations. Be sure that you are looking at the rigt modification.

Opel Kadett Hatchback E facelift model years

Units:
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