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98 v70 engine mounts maybe worn out

Help, Advice and DIY Tutorials on Volvo's P80 platform cars -- Volvo's 1990s "bread and butter" cars -- powered by the ubiquitous and durable Volvo inline 5-cylinder engine.

1992 - 1997 850, including 850 R, 850 T-5R, 850 T-5, 850 GLT
1997 - 2000 S70, S70 AWD
1997 - 2000 V70, V70 AWD
1997 - 2000 V70-XC
1997 - 2004 C70

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rspi
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Re: 98 v70 engine mounts maybe worn out

Post by rspi »

Well, lube, grease, oil, lotion, freezer, hammer, nails, meditation, etc. did nothing for me to help get that upper torque mount bushing in.
'95 855 T-5R M, Panther - 22/28 mpg, 546,000 miles
'95 955 T-5R Yellow Wagon, Lemonade, 180,000 miles
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erikv11
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Post by erikv11 »

There are dozens of variants on the homemade press, search if you want to see the different examples used over the years.
'95 854 T-5R, Motronic 4.4, 185k
'98 V70, T5 tune-injectors-turbo, LPT engine, 304k, daily driver
'06 S60 R, 197k
'07 XC70, black, 205k
'07 XC70, willow green, 212k
'99 Camry V6 :shock: 153k
gone: '96 NA 850 210k, '98 NA V70 182k, '98 S70 NA 225k, '96 855 NA 169k

precopster
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Post by precopster »

With the upper torque mount I replaced 2 of the bushings by chamfering the edge of the plastic with a grinder so it would enter the mount. Otherwise it would skew every time. I used a vice and a combination of wooden discs made with hole saws and a large bearing.
Current cars VW Transporter 2.5TDI, 2010 XC90 D5 R Design

98v70dad
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Post by 98v70dad »

rspi wrote:Well, lube, grease, oil, lotion, freezer, hammer, nails, meditation, etc. did nothing for me to help get that upper torque mount bushing in.
Experience wins out...you've tried it all....Like I said, I've not done one EVER on any car. I really like your press. Simple to make and it works well. Could meditation help solve the rattling on my tailgate?

98v70dad
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Post by 98v70dad »

I've been putting off replacing my engine mounts, but have some time to do it this afternoon. I bought the two easiest to replace, lower front and upper torque mount by the air box. I have looked many places and don't find the torque specs for the 14 and 17 mm bolts on the lower front mount. Can anybody tell me what they are? It looks like there is not a lot of room in there for a torque wrench but I'd like to try. I am always leery of putting big bolts into an aluminum block.

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erikv11
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Post by erikv11 »

From the Haynes manual, where all specs are "in Nm with oiled threads" according to the footnotes:
Haynes_front_engine_mount_specs.png
Haynes_front_engine_mount_specs.png (112.8 KiB) Viewed 1070 times
'95 854 T-5R, Motronic 4.4, 185k
'98 V70, T5 tune-injectors-turbo, LPT engine, 304k, daily driver
'06 S60 R, 197k
'07 XC70, black, 205k
'07 XC70, willow green, 212k
'99 Camry V6 :shock: 153k
gone: '96 NA 850 210k, '98 NA V70 182k, '98 S70 NA 225k, '96 855 NA 169k

98v70dad
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Post by 98v70dad »

erikv11 wrote:From the Haynes manual, where all specs are "in Nm with oiled threads" according to the footnotes:
Haynes_front_engine_mount_specs.png
Thanks. I'm not quite sure how to read that since there are 3 different torques for the "right hand engine mounting to engine bracket" Maybe it will make sense when I get the bolts off and can tell what size they are. When had a bad thuderstorm yesterday afternoon so I didn't work on the car. Lightening killed my modem so I didn't get a chance to see this until now. Thanks for the info.

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erikv11
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Post by erikv11 »

Yes, the mount has three kinds of fasteners, if you read carefully you will notice that they aren't all the same, only one torque spec (not three) is for the "right hand engine mounting to engine bracket."

I would advise probably figure it out before taking anything apart, not after. Look at the mount setup with the torque specs in front of you. There is a bracket on the engine (has a spec, but likely you will not be touching these bolts), the mount connects to that bracket (has a spec), and the mount connects to the subframe (has a spec). It is pretty straightforward.
'95 854 T-5R, Motronic 4.4, 185k
'98 V70, T5 tune-injectors-turbo, LPT engine, 304k, daily driver
'06 S60 R, 197k
'07 XC70, black, 205k
'07 XC70, willow green, 212k
'99 Camry V6 :shock: 153k
gone: '96 NA 850 210k, '98 NA V70 182k, '98 S70 NA 225k, '96 855 NA 169k

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E Showell
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Post by E Showell »

Be careful with the front engine mount under the crank pulley. This is a VIN number specific part order since there are two different styles of mount and they are definitely not interchangeable. One appears to be pretty easy to change, the other not so much due to how the part is designed. There is reinforcement webbing that interferes with the ability to mount and turn a wrench on one style of the mounts. Here's hoping you don't have that style. . .
'98 V70 NA FWD 5 spd, silver sand metallic (sold)
'99 V70 NA FWD Auto, dark blue (sold)
'99 S70 NA FWD Auto, black (sold and resurrected -- Don't cry for me Argentina . . . )
'07 S80 3.2 FWD Auto, Barents Blue Metallic
'06 V70 R AWD Auto, Sonic Blue Metallic (sold)
'04 XC70 Ruby Red Metallic (sold)
'95 855 auto (sold)
'86 245 manual (sold)
'05 V70 T5 M (totalled)
'06 V70 FWD Auto (totalled)
'02 Honda Insight CVT
‘04 Honda Insight CVT — “Yesterday’s car of tomorrow” (sold)
‘06 Honda Insight CVT

98v70dad
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Post by 98v70dad »

erikv11 wrote:Yes, the mount has three kinds of fasteners, if you read carefully you will notice that they aren't all the same, only one torque spec (not three) is for the "right hand engine mounting to engine bracket."

I would advise probably figure it out before taking anything apart, not after. Look at the mount setup with the torque specs in front of you. There is a bracket on the engine (has a spec, but likely you will not be touching these bolts), the mount connects to that bracket (has a spec), and the mount connects to the subframe (has a spec). It is pretty straightforward.

Thanks again. I understand now. I noticed that the wording above the torques was different but figured it might just be something the editor missed. I lost my Haynes manual for the V70. It will show up eventually but I have no idea what I did with it. My only solace is that of all the Haynes manuals I have owned over the years for many different cars its is probably the worst one (in my opinion). Any manual is better than none at all, though.

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