1991 Vauxhall Astra Hatchback Second generation facelift (MK2) Engine Fastener Tightening Specifications
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Condition | Value |
---|
Intake manifold | 16.23 lbf⋅ft |
1.7 D with diesel straight-4 1.7 L 56 HP engine (1989.1–1991.8) | 18.44 lbf⋅ft |
M10 screws | 35.4 lbf⋅ft |
M8 screws | 17.7 lbf⋅ft |
1.7 D with diesel straight-4 1.7 L 56 HP engine (1989.1–1991.8) | 18.44 lbf⋅ft |
1.7 D with diesel straight-4 1.7 L 56 HP engine (1989.1–1991.8) | 51.63 lbf⋅ft |
1.7 D with diesel straight-4 1.7 L 56 HP engine (1989.1–1991.8) | 18.44 lbf⋅ft |
M6 | 5.9 lbf⋅ft |
M8 | 18.44 lbf⋅ft |
Camshaft bearing | 5.9 lbf⋅ft |
Valve cover | 5.9 lbf⋅ft |
First stage | 18.44 lbf⋅ft |
Replace screws and nuts. | |
Second stage | 30° |
First stage | 25.81 lbf⋅ft |
Second stage | 45° |
Third stage | 15° |
First stage | 18.44 lbf⋅ft |
Second stage | 30° |
First stage | 95.88 lbf⋅ft |
Replace screws. | |
Second stage | 40–50 |
All Vauxhall diesel straight-4 1.7 L 17 DR engines | 14.75 lbf⋅ft |
Screw with thread length 23 mm | 40.57 lbf⋅ft |
First stage | 40.57 lbf⋅ft |
Replace screws. | |
Second stage | 45° |
Third stage | 15° |
First stage | 25.81 lbf⋅ft |
Second stage | 30° |
Third stage | 15° |
First stage | 47.94 lbf⋅ft |
Replace screws and nuts. | |
Second stage | 30° |
Third stage | 15° |
First stage | 36.88 lbf⋅ft |
Replace screws and nuts. | |
Second stage | 45° |
Third stage | 15° |
First stage | 36.88 lbf⋅ft |
Second stage | 45° |
Third stage | 15° |
First stage | 36.88 lbf⋅ft |
Second stage | 45–60° |
1.7 D with diesel straight-4 1.7 L 56 HP engine (1989.1–1991.8) | 18.44 lbf⋅ft |
First stage | 36.88 lbf⋅ft |
Replace screws and nuts. | |
Second stage | 60° |
Third stage | 15° |
First stage | 55.32 lbf⋅ft |
Replace screws. | |
Second stage | 60° |
Third stage | 5° |
All Vauxhall gasoline straight-4 1.4 L C 14 NZ engines | 33.19 lbf⋅ft |
Toothed belt guard | 2.95 lbf⋅ft |
1.7 D with diesel straight-4 1.7 L 56 HP engine (1989.1–1991.8) | 2.95 lbf⋅ft |
1.7 D with diesel straight-4 1.7 L 56 HP engine (1989.1–1991.8) | 2.95 lbf⋅ft |
All Vauxhall gasoline straight-4 1.4 L 14 NV engines | 14.75 lbf⋅ft |
All Vauxhall gasoline straight-4 1.6 L 16 SV engines | 14.75 lbf⋅ft |
All Vauxhall diesel straight-4 1.7 L 17 DR engines | 18.44 lbf⋅ft |
All Vauxhall gasoline straight-4 1.4 L C 14 NZ engines | 14.75 lbf⋅ft |
All Vauxhall gasoline straight-4 1.4 L 14 NV engines | 33.19 lbf⋅ft |
Torx screws | 7.38 lbf⋅ft |
With hexagon-head screws | 33.19 lbf⋅ft |
All Vauxhall gasoline straight-4 1.4 L C 14 NZ engines | 40.57 lbf⋅ft |
1.7 D with diesel straight-4 1.7 L 56 HP engine (1989.1–1991.8) | 11.06 lbf⋅ft |
All Vauxhall gasoline straight-4 1.4 L 14 NV engines | 5.9 lbf⋅ft |
Clean the thread and use screw-locking compound. |
At the gearbox | 29.5 lbf⋅ft |
On the engine block | 14.75 lbf⋅ft |
First stage | 5.9 lbf⋅ft |
Second stage | 30° |
One-part sump | 5.9 lbf⋅ft |
M10 | 29.5 lbf⋅ft |
M8 | 14.75 lbf⋅ft |
On the engine block | 7.38–11.06 lbf⋅ft |
1.7 D with diesel straight-4 1.7 L 56 HP engine (1989.1–1991.8) | 14.75 lbf⋅ft |
1.4 S with gasoline straight-4 1.4 L 74 HP engine (1990.1–1991.8) | 9.59 lbf⋅ft |
Lambda sensor | 22.13 lbf⋅ft |
Exhaust manifold | 16.23 lbf⋅ft |
Replace screws and nuts. |
All Vauxhall gasoline straight-4 1.4 L 14 NV engines | 18.44 lbf⋅ft |
All Vauxhall gasoline straight-4 1.4 L C 14 NZ engines | 14.75 lbf⋅ft |
Please be noted that all capacities listed here are approximate. Check fluid levels when adding or refilling as recommended in your 1991 Vauxhall Astra 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 Vauxhall warranty policy for your region. In some regions DIY service may invalidate your warranty.
Table of Contents
- Brake Fluid Capacity
- Cooling Fluid Capacity
- Engine Oil Capacity
- Fluid and Lubricant Specifications
- Manual Transmission Oil Capacity
- Engine Fastener Tightening Specifications
- Front Suspension Fastener Tightening Specifications
- Rear Suspension Fastener Tightening Specifications
- Transmission Fastener Tightening Specifications
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 Vauxhall Astra 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 1991 Vauxhall Astra Hatchback you're not only saving money, but also also improving your technical skills and learning something new.
1991 Vauxhall Astra Hatchback generations
In 1991 Vauxhall offered 2 generations of the Astra Hatchback. Engine fastener tightening specifications may vary in different generations. Be sure that you are looking at the rigt modification.