1981 Opel Manta Combi-coupe B Engine Fastener Tightening Specifications
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| Condition | Value |
|---|
| All Opel gasoline straight-4 1.3 L 13 S engines | 16.23 lbf⋅ft |
| All Opel gasoline straight-4 2.0 L 20 E engines | 25.81 lbf⋅ft |
| Valve cover | 5.9 lbf⋅ft |
| First stage | 10.33 lbf⋅ft |
| Second stage | 20.65 lbf⋅ft |
| Crankshaft central screws | 40.57 lbf⋅ft |
| Use screw-locking compound. | |
| First stage | 25.81 lbf⋅ft |
| Replace screws and nuts. | |
| Second stage | 30° |
| Third stage | 15° |
| First stage | 36.88 lbf⋅ft |
| Second stage | 45° |
| Third stage | 15° |
| Camshaft timing gear | 33.19 lbf⋅ft |
| Oil drain plug | 33.19 lbf⋅ft |
| Oil filter housing | 11.06 lbf⋅ft |
| Oil sump | 5.9 lbf⋅ft |
| All Opel gasoline straight-4 1.3 L 13 S engines | 16.23 lbf⋅ft |
| All Opel gasoline straight-4 2.0 L 20 E engines | 25.81 lbf⋅ft |
| Spark plugs | 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 1981 Opel Manta Combi-coupe 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.
Table of Contents
- Automatic Transmission Fluid Capacity
- 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 Opel Manta Combi-coupe 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 1981 Opel Manta Combi-coupe you're not only saving money, but also also improving your technical skills and learning something new.