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Forum: performance & modifications 08-20-2019, 06:53 PM
Replies: 22
Views: 1,504
Posted By hiperfauto
I got the rod length wrong. It's 5.7" not 5.71"...

I got the rod length wrong. It's 5.7" not 5.71" but it made no difference in the calculation.

Edit:

Then again maybe not. 6 bolt crank rods are 5.7", 8 bolt crank rods are 5.713".


...
Forum: performance & modifications 08-20-2019, 04:49 PM
Replies: 22
Views: 1,504
Posted By hiperfauto
The numbers I used assumed you had the VV101 cam....

The numbers I used assumed you had the VV101 cam. The calculator says to use seat to seat valve timing numbers for best results but the closest I could find were valve events @ .020" lift using this...
Forum: maintenance & nonperformance 08-20-2019, 12:10 AM
Replies: 6
Views: 189
Posted By hiperfauto
Yes, it's a 1031. Although the early catalog...

Yes, it's a 1031. Although the early catalog doesn't specify that it's a 1031, if you look up the ring and pinion part number (273410) in the later catalog it shows that it is.

There are a lot of...
Forum: maintenance & nonperformance 08-16-2019, 11:43 PM
Replies: 4
Views: 191
Posted By hiperfauto
It was moved from the intake manifold to the air...

It was moved from the intake manifold to the air cleaner to prevent ice forming at the throttle valve per this service bulletin.
...
Forum: maintenance & nonperformance 08-16-2019, 09:39 PM
Replies: 7
Views: 214
Posted By hiperfauto
http://hiperformanceautoservice.com/images/M40-41T...

http://hiperformanceautoservice.com/images/M40-41TransFillPlug.jpg
Forum: performance & modifications 08-16-2019, 04:26 PM
Replies: 27
Views: 996
Posted By hiperfauto
I'd double check the threads and fittings if I...

I'd double check the threads and fittings if I were you. Especially on a race car.

140's (and 164's) use 3/8"-24 inverted flare fittings. 240's use M10-1.0 bubble flare fittings. The threads are...
Forum: performance & modifications 08-16-2019, 12:33 PM
Replies: 27
Views: 996
Posted By hiperfauto
164 rotors have a 5x108 bolt pattern so they may...

164 rotors have a 5x108 bolt pattern so they may not be your best option. If they're allowed, you should look into getting the Brick Autosport Wilwood brake upgrade for the race car.
...
Forum: maintenance & nonperformance 08-15-2019, 05:08 PM
Replies: 3
Views: 180
Posted By hiperfauto
According to this site the IRS disc (9143474) was...

According to this site the IRS disc (9143474) was updated to the rigid axle disc (6814584).
...
Forum: performance & modifications 08-13-2019, 11:37 PM
Replies: 6
Views: 290
Posted By hiperfauto
Judging by the cam specs you provided it looks...

Judging by the cam specs you provided it looks like you have a VV71 cam. 120 whp (~140 crank hp figuring 15% drive train loss) is actually pretty good for that cam.

For comparison Volvo's stage I...
Forum: projects & restorations 08-13-2019, 06:17 PM
Replies: 256
Views: 72,382
Posted By hiperfauto
You probably just need to lower the idle. D-Jet...

You probably just need to lower the idle. D-Jet cuts power to the injectors when the rpm is over 1300 and the throttle switch is closed. If there's too much air bypassing the throttle plate you'll...
Forum: maintenance & nonperformance 08-13-2019, 02:20 PM
Replies: 18
Views: 515
Posted By hiperfauto
Be careful when pulling the plug for the filter....

Be careful when pulling the plug for the filter. It's made of soft brass and the square drive is an odd size. I ground down a piece of 7/16" square stock until it fit snugly in the plug.
...
Forum: maintenance & nonperformance 08-13-2019, 02:07 PM
Replies: 5
Views: 264
Posted By hiperfauto
The flat flywheel turbo clutch kit has been...

The flat flywheel turbo clutch kit has been discontinued. Sachs Race Engineering makes a performance pressure plate that's suitable but it's expensive and has to come from Europe AFAIK. The disc and...
Forum: maintenance & nonperformance 08-12-2019, 09:12 PM
Replies: 23
Views: 993
Posted By hiperfauto
Did I forget to mention that I have some of the...

Did I forget to mention that I have some of the tools available to rent?

http://hiperformanceautoservice.com/images/240StrutServiceTools.jpg
Forum: performance & modifications 08-12-2019, 08:31 PM
Replies: 130
Views: 26,154
Posted By hiperfauto
B20 oil pump tubes aren't the same as...

B20 oil pump tubes aren't the same as B21/B23/B230.

There are 2 different tubes for B21 as well. Early B21's used an early oil pump with a different tube that is the correct tube if you want to...
Forum: maintenance & nonperformance 08-12-2019, 01:58 PM
Replies: 23
Views: 993
Posted By hiperfauto
You shouldn't need the ball joint tool. The bj...

You shouldn't need the ball joint tool. The bj carrier bolts to the bottom of the strut housing. To replace the ball joint you need to remove the nut, place the carrier ears on a couple blocks of...
Forum: performance & modifications 08-11-2019, 03:33 PM
Replies: 10
Views: 409
Posted By hiperfauto
I had a similar problem when the aftermarket...

I had a similar problem when the aftermarket wheels hit the caliper on my 140. It just needed a thin spacer to clear but I was concerned with the amount of thread engagement so I got a set of these...
Forum: performance & modifications 08-11-2019, 01:08 PM
Replies: 27
Views: 996
Posted By hiperfauto
VP has the rotors for a very reasonable price...

VP has the rotors for a very reasonable price although they're only sold in pairs and the price is for 1.

http://212.247.61.152/US/main.aspx?page=article&artno=270735

Depending on where you are...
Forum: performance & modifications 08-10-2019, 09:11 PM
Replies: 22
Views: 1,504
Posted By hiperfauto
I think the problem is that, according to this...

I think the problem is that, according to this calculator (http://www.wallaceracing.com/dynamic-cr.php) your dynamic compression ratio is ~7:1 with that cam. Either get a cam with less overlap or...
Forum: performance & modifications 08-10-2019, 03:56 PM
Replies: 18
Views: 996
Posted By hiperfauto
https://www.bneshop.com/products/1-2-to-12mm-reduc...

https://www.bneshop.com/products/1-2-to-12mm-reducer-bushing
Forum: maintenance & nonperformance 08-10-2019, 01:06 PM
Replies: 2
Views: 240
Posted By hiperfauto
Yep, that's the Volvo reman number for the 70 amp...

Yep, that's the Volvo reman number for the 70 amp alternator. AL57X is the Bosch number for the same alternator.
...
Forum: maintenance & nonperformance 08-07-2019, 09:28 PM
Replies: 11
Views: 664
Posted By hiperfauto
Yes, the plate and switch should fit if you can...

Yes, the plate and switch should fit if you can find them. According to the parts catalog it was used from '78-'80.

I can make you a harness for the original switch if you want to put it back to...
Forum: performance & modifications 08-07-2019, 07:06 PM
Replies: 27
Views: 996
Posted By hiperfauto
:nod: We're sending a spindle, hub and rotor...

:nod:

We're sending a spindle, hub and rotor to his machinist who's going to take measurements and design a bracket. Hopefully he'll announce a group buy when the design is finalized and they're...
Forum: maintenance & nonperformance 08-07-2019, 06:46 PM
Replies: 3
Views: 320
Posted By hiperfauto
Are you talking about the plastic rivets that...

Are you talking about the plastic rivets that hold the trim around the window?

http://www.vp-autoparts.com/us/main.aspx?page=article&artno=1312092
Forum: performance & modifications 08-07-2019, 05:56 PM
Replies: 27
Views: 996
Posted By hiperfauto
Someone on the board is looking in to having...

Someone on the board is looking in to having brackets made to use Wilwood calipers with 164E vented front rotors.
Forum: maintenance & nonperformance 08-07-2019, 05:37 PM
Replies: 1
Views: 241
Posted By hiperfauto
That only fits 140's -'69. You need this one. ...

That only fits 140's -'69. You need this one.

http://212.247.61.152/us/main.aspx?page=article&artno=683644
Forum: maintenance & nonperformance 08-07-2019, 01:26 PM
Replies: 13
Views: 565
Posted By hiperfauto
A warped rotor or bad wheel bearing can push the...

A warped rotor or bad wheel bearing can push the pistons into the caliper causing a longer stroke on the pedal to push them back out.
Forum: maintenance & nonperformance 08-07-2019, 12:35 PM
Replies: 20
Views: 748
Posted By hiperfauto
There are a couple of those same pins in the...

There are a couple of those same pins in the trans (#77 & #79) that aren't stressed as much as the one that fell out. Take one out of the bad trans and put it in the good one. Either that or refer to...
Forum: maintenance & nonperformance 08-07-2019, 12:51 AM
Replies: 20
Views: 748
Posted By hiperfauto
Can't you just replace the missing pin in your...

Can't you just replace the missing pin in your old trans?
Forum: performance & modifications 08-06-2019, 01:39 AM
Replies: 2
Views: 366
Posted By hiperfauto
^ Those are for 1030. This place had some...

^ Those are for 1030.

This place had some reasonably priced 1031 gear sets in that range but they're sold out. All they have are expensive ones right now.
...
Forum: maintenance & nonperformance 08-05-2019, 04:54 PM
Replies: 4
Views: 322
Posted By hiperfauto
Other than the indicator light, the cluster has...

Other than the indicator light, the cluster has nothing to do with the turn signals so I doubt it's
the problem.

Here's the wiring greenbook for '87 240/260.
...
Forum: maintenance & nonperformance 08-05-2019, 12:41 PM
Replies: 4
Views: 271
Posted By hiperfauto
If the cable is binding inside the sheath it's...

If the cable is binding inside the sheath it's causing your shifting problem. New cables are NLA from the dealer but IPD has an aftermarket cable available.
...
Forum: maintenance & nonperformance 08-03-2019, 09:35 PM
Replies: 11
Views: 664
Posted By hiperfauto
Early cars actually used a shifter mounted...

Early cars actually used a shifter mounted reverse light switch (22a).

https://www.volvopartswebstore.com/images/parts/volvo/fullsize/GR-49267.jpg

You might be able to lower the trans down...
Forum: maintenance & nonperformance 08-03-2019, 04:23 PM
Replies: 2
Views: 283
Posted By hiperfauto
Your bushing appears to be molded improperly. It...

Your bushing appears to be molded improperly. It should look the same on both sides.

Also, the dust shield on the nut has slipped a little. Tap it back towards the hex.
Forum: maintenance & nonperformance 08-03-2019, 01:22 PM
Replies: 8
Views: 500
Posted By hiperfauto
^ That link is for the second part of the '81...

^ That link is for the second part of the '81 wiring diagram that doesn't have the ignition wiring.

Here's a link to the '82 wiring diagram greenbook.
...
Forum: maintenance & nonperformance 08-02-2019, 12:24 PM
Replies: 20
Views: 748
Posted By hiperfauto
https://www.tascaparts.com/oem-parts/volvo-spring-...

https://www.tascaparts.com/oem-parts/volvo-spring-pin-1232645
Forum: maintenance & nonperformance 08-01-2019, 09:17 PM
Replies: 11
Views: 664
Posted By hiperfauto
The corroded jumper wire (E) is for the starter,...

The corroded jumper wire (E) is for the starter, not the reverse lights. It bypasses the neutral safety switch for manual cars. Go back and check it again.
...
Forum: maintenance & nonperformance 08-01-2019, 04:16 PM
Replies: 20
Views: 748
Posted By hiperfauto
It's buried in a wall of text but he did say: ...

It's buried in a wall of text but he did say:






It's definitely something internal.
Forum: maintenance & nonperformance 08-01-2019, 02:24 PM
Replies: 7
Views: 556
Posted By hiperfauto
Replacement floor pans are NLA from Volvo and I...

Replacement floor pans are NLA from Volvo and I can't find anyone making aftermarket pans. Good luck.
...
Forum: maintenance & nonperformance 08-01-2019, 01:53 PM
Replies: 11
Views: 532
Posted By hiperfauto
A green cap indicates unleaded fuel according to...

A green cap indicates unleaded fuel according to this page from the parts catalog. Diesels should have a red cap.

http://hiperformanceautoservice.com/images/GasCaps.jpg
Forum: maintenance & nonperformance 08-01-2019, 12:56 PM
Replies: 20
Views: 748
Posted By hiperfauto
It sounds like the roll pin (#71) for the...

It sounds like the roll pin (#71) for the selector pin (#70) either broke or fell out.

https://www.volvopartswebstore.com/images/parts/volvo/fullsize/GR-46456.jpg
Forum: maintenance & nonperformance 07-31-2019, 04:31 PM
Replies: 9
Views: 460
Posted By hiperfauto
With a solid dowel pin, if the center bolt comes...

With a solid dowel pin, if the center bolt comes loose it won't immediately shear the pin and possibly bend valves. The stock pin is made from ridiculously thin material.
Forum: maintenance & nonperformance 07-31-2019, 11:46 AM
Replies: 9
Views: 460
Posted By hiperfauto
Yep, 5mm. The stock roll pin is 16mm long which...

Yep, 5mm. The stock roll pin is 16mm long which is what I ordered from McMaster (I got a bag of 50) but the fit is a little loose and the hole in the cam is deeper so a longer pin would be better.
Forum: maintenance & nonperformance 07-30-2019, 05:07 PM
Replies: 23
Views: 993
Posted By hiperfauto
There are a number of special tools to make the...

There are a number of special tools to make the job easier. The Volvo spring compressors are a little too short to completely unload the spring so there's a fixture for that.
...
Forum: maintenance & nonperformance 07-30-2019, 12:30 PM
Replies: 7
Views: 523
Posted By hiperfauto
As I understand it the control unit amplifies the...

As I understand it the control unit amplifies the signal from the impulse sender so that it can be used to trigger a transistor that fires the coil.
Forum: maintenance & nonperformance 07-29-2019, 11:50 AM
Replies: 7
Views: 523
Posted By hiperfauto
The breakerless ignition system is the same for...

The breakerless ignition system is the same for B20 and B21 although the distributor itself is different. It's a stand alone system so there is no computer, just an amplifier/transistor unit.
...
Forum: maintenance & nonperformance 07-26-2019, 11:35 AM
Replies: 15
Views: 695
Posted By hiperfauto
The bullet connector is a non standard size. A...

The bullet connector is a non standard size. A pigtail is available from Volvo.

https://www.tascaparts.com/oem-parts/volvo-harness-3523813

I have them in stock as well as the plastic clips.
Forum: performance & modifications 07-24-2019, 03:26 PM
Replies: 34
Views: 2,303
Posted By hiperfauto
According to Volvo the stock B21/B23 crank is...

According to Volvo the stock B21/B23 crank is good to 8000 rpm.

http://hiperformanceautoservice.com/images/R-SportEngineDocs.pdf



They did however have special con rods available for use at...
Forum: maintenance & nonperformance 07-23-2019, 07:59 PM
Replies: 3
Views: 306
Posted By hiperfauto
It fits all 240/260 4 door and wagon '75-'93. ...

It fits all 240/260 4 door and wagon '75-'93.

If the rubber is still pliable you can try using some super glue.
Forum: maintenance & nonperformance 07-23-2019, 07:41 PM
Replies: 3
Views: 306
Posted By hiperfauto
The window guide channel is one piece. It's...

The window guide channel is one piece. It's common for the molded corner to break after 35 years.

https://www.tascaparts.com/oem-parts/volvo-guide-channel-3526387
Forum: maintenance & nonperformance 07-20-2019, 01:13 PM
Replies: 5
Views: 492
Posted By hiperfauto
Did you reseal the pump?

Did you reseal the pump?
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