1997 Vauxhall Astra Van engine fastener tightening specifications

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Condition	Value

expand_moreAir intake system


Intake manifold	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m

expand_moreAuxiliary assemblies

expand_moreAuxiliary drive belt tensioner


All Vauxhall gasoline straight-4 1.6 L C 16 NZ engines	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m


Auxiliary drive belt tensioner	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreAlternator


M10 screws	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m
M8 screws	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Screws	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Tensioning rail at alternator


Servo steering pump	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m

expand_moreCarburetion


Injection nozzle (injector)	51.63 lbf⋅ft51.63 lbf⋅ft70 N⋅m
Injection pump pulley	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreCooling system

expand_moreCoolant pump


M6	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
M8	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreCylinder head


Camshaft bearing	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m

expand_moreCylinder head screws

expand_moreAll Vauxhall diesel straight-4 1.7 L X 17 DTL engines

expand_moreWith metal gasket


First stage	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace screws.
Second stage	90°90°90°
Third stage	90°90°90°
Fourth stage	45°45°45°

expand_moreOtherwise

Figure 1. Cylinder head, Cylinder head screws, Vauxhall diesel straight-4 1.7 L X 17 DTL, Otherwise.


First stage	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace screws. See figure 1.
Second stage	90°90°90°
Third stage	90°90°90°
Fourth stage	45°45°45°
Fifth stage	Warm-up run
Sixth stage	30°30°30°
Seventh stage	15°15°15°

expand_moreAll other modifications


First stage	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace screws. See figure 1.
Second stage	60°60°60°
Third stage	60°60°60°
Fourth stage	60°60°60°


Valve cover	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m

expand_moreEngine block

expand_moreConnecting rod bearing

expand_moreAll Vauxhall diesel straight-4 1.7 L X 17 DTL engines


First stage	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m
Replace screws.
Second stage	45°45°45°
Third stage	15°15°15°

expand_moreAll other modifications


First stage	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace screws.
Second stage	30°30°30°

expand_moreCrankshaft central screws

expand_moreAll Vauxhall diesel straight-4 1.7 L X 17 DTL engines


First stage	95.88 lbf⋅ft95.88 lbf⋅ft130 N⋅m
Replace screws.
Second stage	40–50°40–50°40–50°

expand_moreAll other modifications

expand_moreM10


With fan belt	40.57 lbf⋅ft40.57 lbf⋅ft55 N⋅m

expand_moreWith ribbed V-belt


First stage	40.57 lbf⋅ft40.57 lbf⋅ft55 N⋅m
Replace screws.
Second stage	45°45°45°
Third stage	15°15°15°

expand_moreM12

expand_moreWith ribbed V-belt


First stage	70.07 lbf⋅ft70.07 lbf⋅ft95 N⋅m
Replace screws.
Second stage	30°30°30°
Third stage	15°15°15°


Crankshaft pulley	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreFlywheel

expand_moreAll Vauxhall diesel straight-4 1.7 L X 17 DTL engines


First stage	47.94 lbf⋅ft47.94 lbf⋅ft65 N⋅m
Replace screws and nuts.
Second stage	30°30°30°
Third stage	15°15°15°

expand_moreAll other modifications


First stage	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m
Second stage	30°30°30°
Third stage	15°15°15°

expand_moreMain bearing


First stage	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Replace screws.
Second stage	45°45°45°
Third stage	15°15°15°

expand_moreEngine control


Camshaft drive belt deflection pulley	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m

expand_moreCamshaft timing gear

expand_moreAll Vauxhall diesel straight-4 1.7 L X 17 DTL engines


First stage	51.63 lbf⋅ft51.63 lbf⋅ft70 N⋅m
Replace screws.
Second stage	60°60°60°
Third stage	5°5°5°


All other modifications	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m


Toothed belt guard	2.95 lbf⋅ft2.95 lbf⋅ft4 N⋅m
Toothed belt guard at the bottom	2.95 lbf⋅ft2.95 lbf⋅ft4 N⋅m
Toothed belt guard at the top	2.95 lbf⋅ft2.95 lbf⋅ft4 N⋅m

expand_moreToothed belt tensioning roller


All Vauxhall diesel straight-4 1.7 L X 17 DTL engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
All other modifications	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreEngine lubrication

expand_moreOil drain plug

expand_moreAll Vauxhall diesel straight-4 1.7 L X 17 DTL engines


One-part sump	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
Two-part oil sump	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m


All other modifications	40.57 lbf⋅ft40.57 lbf⋅ft55 N⋅m


Oil filter housing	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m

expand_moreOil sump

expand_moreAll Vauxhall diesel straight-4 1.7 L X 17 DTL engines

expand_moreOil sump top part


At the gearbox	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
On the engine block	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreOil sump lower part


First stage	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Second stage	30°30°30°


One-part sump	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m


All other modifications	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Clean the thread and use screw-locking compound.

expand_moreEngine management


Glow plugs	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Knock sensor	9.59 lbf⋅ft9.59 lbf⋅ft13 N⋅m
Lambda sensor	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m

expand_moreEngine mounting


Engine bracket	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Use new locking washers.

expand_moreEngine mounting

expand_moreAll Vauxhall gasoline straight-4 1.6 L C 16 NZ engines


At the bracket	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m
Use screw-locking compound.
On chassis	47.94 lbf⋅ft47.94 lbf⋅ft65 N⋅m
Use screw-locking compound.

expand_moreExhaust system


Exhaust manifold	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
Replace screws and nuts.

expand_moreIgnition system

expand_moreSpark plugs


All Vauxhall gasoline straight-4 1.6 L C 16 NZ engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

Please be noted that all capacities listed here are approximate. Check fluid levels when adding or refilling as recommended in your 1997 Vauxhall Astra Van 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.

Maintenance Items

Engine Fastener Tightening Specifications
Front Suspension Fastener Tightening Specifications
Rear Suspension Fastener Tightening Specifications
Transmission 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 Vauxhall Astra Van 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 1997 Vauxhall Astra Van you're not only saving money, but also also improving your technical skills and learning something new.

1997 Vauxhall Astra Van Third generation facelift (MK3) Engine Fastener Tightening Specifications

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Conquer your fears and never give up!

Vauxhall Astra Van Third generation facelift (MK3) model years

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