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Search: Posts Made By: 142 guy
Forum: aftermarket engine management 08-12-2022, 01:02 PM
Replies: 7
Views: 214
Posted By 142 guy
If your MS2 is traditional, i.e. you haven't...

If your MS2 is traditional, i.e. you haven't switched to sequential operation, you should have the 3 LEDs on the back of the case. As I recall, on a cold engine the warm up LED should illuminate on...
Forum: maintenance & nonperformance 08-10-2022, 03:24 PM
Replies: 19
Views: 1,155
Posted By 142 guy
Are you talking about butyl like the 3M butyl...

Are you talking about butyl like the 3M butyl sealant that comes in 'ropes' or tape form? Also called DUM DUM by old school auto body guys. That is a good short term fix for filling gaps and...
Forum: maintenance & nonperformance 08-09-2022, 02:42 PM
Replies: 7
Views: 470
Posted By 142 guy
No, I might try some anti seize on the surface;...

No, I might try some anti seize on the surface; but, if the body is moving relative to the crossmember mounting I would think I have other, bigger problems. The noise is only really noticeable...
Forum: maintenance & nonperformance 08-09-2022, 12:14 PM
Replies: 12
Views: 677
Posted By 142 guy
I have also used both POR 15 and Eastwood Rust...

I have also used both POR 15 and Eastwood Rust Encapsulator. Both are very useful products. The POR 15 gives a much thicker coating and it is very hard (borderline brittle). I think it moisture...
Forum: performance & modifications 08-08-2022, 03:39 PM
Replies: 9
Views: 383
Posted By 142 guy
Rock Auto sells an NGK coil for the 740s and...

Rock Auto sells an NGK coil for the 740s and 940s. NGK are generally high quality. The Bosch coil sold by IPD and others is probably a good choice.

Direct connection to the battery is probably...
Forum: performance & modifications 08-08-2022, 11:11 AM
Replies: 9
Views: 383
Posted By 142 guy
Go to a pick and pull and look for a late '80s...

Go to a pick and pull and look for a late '80s early 90s 740 or 940 with single (round - not square) ignition coil. That coil worked just fine on turbo motors with OEM boost levels (and probably...
Forum: maintenance & nonperformance 08-04-2022, 11:36 AM
Replies: 23
Views: 689
Posted By 142 guy
In the diagram provided by bobxyz, the main EFI...

In the diagram provided by bobxyz, the main EFI and fuel pump relay are powered up via a switched circuit from the ignition switch. Of course, given the rats nest that you have it is a guess as to...
Forum: maintenance & nonperformance 08-03-2022, 10:57 AM
Replies: 7
Views: 470
Posted By 142 guy
Yes and no! Early on when I was chasing the...

Yes and no!

Early on when I was chasing the source of front end noises I discovered that the 4 bolts holding the cross member in place were loose. Tightening them up changed; but, did not...
Forum: maintenance & nonperformance 08-02-2022, 12:35 PM
Replies: 7
Views: 470
Posted By 142 guy
Thanks for the info on my incorrect part numbers....

Thanks for the info on my incorrect part numbers. Since the 675079 part number seems to be out of production, that does raise the question as to whether there is an OEM / aftermarket replacement or...
Forum: maintenance & nonperformance 08-01-2022, 09:16 PM
Replies: 7
Views: 470
Posted By 142 guy
140 front suspension noise

Since completing the resto on the 142 years ago, I have been chasing a 'groink' noise in the front suspension. It occurs most prominently when you first apply the brakes coming to a stop when the...
Forum: aftermarket engine management 07-30-2022, 01:04 PM
Replies: 17
Views: 710
Posted By 142 guy
You guys are over thinking the need to fiddle...

You guys are over thinking the need to fiddle with the ECU to do this.

Starting around 1970 ish, Honda and probably other Japanese motorcycle manufacturers started equipping their motorcycles with...
Forum: maintenance & nonperformance 06-18-2022, 11:15 AM
Replies: 5
Views: 1,070
Posted By 142 guy
I would be inclined to go with those sites or...

I would be inclined to go with those sites or Scandcar and CVI. If none of those sites list a part the part is likely unavailable. Both Skandix and CVI will indicate on their webpage if the part...
Forum: performance & modifications 06-04-2022, 05:54 PM
Replies: 67
Views: 6,279
Posted By 142 guy
Post that as a suggestion some time. You might...

Post that as a suggestion some time. You might be surprised at how many takers you get looking for an excuse to 'go big'.
Forum: performance & modifications 06-03-2022, 11:10 AM
Replies: 67
Views: 6,279
Posted By 142 guy
Full disclosure - I owned a pre ABS 242; but, no...

Full disclosure - I owned a pre ABS 242; but, no experience with the 242 on the track.

First observation, race pads are more about heat tolerance than increasing the coefficient of friction at the...
Forum: aftermarket engine management 06-02-2022, 12:18 PM
Replies: 10
Views: 1,718
Posted By 142 guy
If it is idling at 500 RPM that is too low for a...

If it is idling at 500 RPM that is too low for a cold B230FT. As a first step I would be inclined to look at the idle air control and if you are using the Bosch PWM idle air valve increase the...
Forum: aftermarket engine management 05-30-2022, 02:50 PM
Replies: 10
Views: 1,718
Posted By 142 guy
Is your cold start problem that it is hard to get...

Is your cold start problem that it is hard to get the engine to fire and rise above the cranking RPM threshold or does the engine fire up during cranking and RPM rises above the cranking threshold;...
Forum: maintenance & nonperformance 05-20-2022, 06:15 PM
Replies: 0
Views: 1,017
Posted By 142 guy
140 air extractor drains - where do they go?

Under the rear window on my 1971 142 there is an air extractor. The air extractor has a boxed container pretty much the full width of the rear window with drains at either end. Drain hoses are...
Forum: maintenance & nonperformance 03-29-2022, 03:17 PM
Replies: 7
Views: 827
Posted By 142 guy
The pressure does not have to drop immediately. ...

The pressure does not have to drop immediately. Sometimes the leak back will take 30 - 90 minutes to occur. My 1987 745 T suffered from the slow pressure loss following shut down leading to a slow...
Forum: maintenance & nonperformance 03-29-2022, 03:08 PM
Replies: 2
Views: 482
Posted By 142 guy
When the EGR valve goes open it admits inert gas...

When the EGR valve goes open it admits inert gas to the intake (inert as in no free O2) manifold which dilutes the intake charge and lowers combustion temperatures. On digital fuel injection the...
Forum: maintenance & nonperformance 03-29-2022, 12:23 PM
Replies: 4
Views: 381
Posted By 142 guy
Go here for a discussion of PCV arrangements for...

Go here for a discussion of PCV arrangements for the B18 and B20.

https://www.sw-em.com/pcv_diagrams_and_notes.htm

Make sure that your PCV system is correctly set up. I have seen a lot of...
Forum: maintenance & nonperformance 03-29-2022, 12:11 PM
Replies: 6
Views: 473
Posted By 142 guy
When you flushed the brake system, did you use...

When you flushed the brake system, did you use the pedal pump method? If you did, did you put a block under the pedal to prevent the brake pedal from traveling past its normal range of motion? If...
Forum: maintenance & nonperformance 03-19-2022, 12:32 PM
Replies: 17
Views: 4,265
Posted By 142 guy
As a suggestion, purchase some silicone grease...

As a suggestion, purchase some silicone grease (dielectric grease will do) and apply a thin coating to the contact surface of the door gasket. Close and open the door a couple of times and then...
Forum: maintenance & nonperformance 03-08-2022, 12:42 PM
Replies: 13
Views: 1,028
Posted By 142 guy
Checking the condition of the tie rod ends (even...

Checking the condition of the tie rod ends (even the new one) would be good place to start. There may be problems with the shocks; but, that would not explicitly cause your problem. Worn...
Forum: maintenance & nonperformance 03-02-2022, 11:21 AM
Replies: 6
Views: 891
Posted By 142 guy
The starter ground return path is through the...

The starter ground return path is through the starter frame to the bell housing to the engine block. I have never seen a ground connection from the chassis to the starter motor. However, there...
Forum: maintenance & nonperformance 02-26-2022, 12:55 PM
Replies: 3
Views: 1,122
Posted By 142 guy
An older generator might be a problem because the...

An older generator might be a problem because the operation of the commutator can generate some high frequency transients that could manifest themselves as electromagnetic interference. However,...
Forum: maintenance & nonperformance 02-25-2022, 12:52 PM
Replies: 20
Views: 2,002
Posted By 142 guy
As previously noted, AGM batteries are lead acid...

As previously noted, AGM batteries are lead acid battery chemistry so that addresses the primary BS advice that it needs to be lead acid, not AGM. The difference is in the construction - a mat...
Forum: maintenance & nonperformance 02-25-2022, 12:18 PM
Replies: 30
Views: 2,846
Posted By 142 guy
Your 240 (1990) should have had the later design...

Your 240 (1990) should have had the later design permanent magnet starter design (SR 437X). I had the SR 437X in my 1987 745T and it soldiered on for 27 years until I sold the car. Probably the...
Forum: maintenance & nonperformance 02-18-2022, 04:25 PM
Replies: 21
Views: 2,269
Posted By 142 guy
You can find new ones. Scandcar lists them for a...

You can find new ones. Scandcar lists them for a nose bleed price. The earlier valves as used on the 140 could be taken apart (4 bolt flange held the top hat on) and you can buy rebuild kits for...
Forum: maintenance & nonperformance 02-18-2022, 01:08 PM
Replies: 12
Views: 1,349
Posted By 142 guy
If you switch the turn signal to left (or right)...

If you switch the turn signal to left (or right) and the left turn (or right) signals go on and stay on you have a problem with just your flasher relay. If all four signal lamps light up you have...
Forum: maintenance & nonperformance 02-17-2022, 12:34 PM
Replies: 22
Views: 3,082
Posted By 142 guy
Here is the curve for a Bosch M12 sensor. ...

Here is the curve for a Bosch M12 sensor.

https://www.bosch-motorsport.com/content/downloads/Raceparts/en-GB/53687307119081483.html#/Tabs=53698955/

Unfortunately, they don't provide the typical...
Forum: maintenance & nonperformance 02-15-2022, 04:01 PM
Replies: 22
Views: 3,082
Posted By 142 guy
I am forming a line it the row which says...

I am forming a line it the row which says 'coolant sensor'. The coolant sensor's function is to tell the ECU that the engine is cold and needs fuel enrichment to run smoothly. Once the engine is...
Forum: performance & modifications 02-13-2022, 12:21 PM
Replies: 29
Views: 3,344
Posted By 142 guy
You should respect the cam provider's guidance as...

You should respect the cam provider's guidance as it is not in their interest to provide advice that makes their product look bad. The TT3 camshaft does close its intake valve earlier than the Volvo...
Forum: performance & modifications 02-11-2022, 12:31 PM
Replies: 29
Views: 3,344
Posted By 142 guy
If you don't want to pursue higher RPM operation...

If you don't want to pursue higher RPM operation or more displacement, compression ratio is your primary variable. This assumes that the head is not presenting a significant flow restriction.

If...
Forum: aftermarket engine management 02-04-2022, 12:28 PM
Replies: 8
Views: 2,023
Posted By 142 guy
I suspect that bad grounds have messed up (and...

I suspect that bad grounds have messed up (and continue to mess up) a lot of MS retrofits. You probably have a lot of company.

Consider applying some Gardner Bender Ox-gard between the bolted...
Forum: maintenance & nonperformance 02-03-2022, 04:18 PM
Replies: 19
Views: 1,848
Posted By 142 guy
I was out this morning getting some stuff. By...

I was out this morning getting some stuff. By the time I was doing this it had warmed up all the way to -25C. Including about 90 seconds of warm up time, the trip fuel economy for running around...
Forum: maintenance & nonperformance 02-03-2022, 04:10 PM
Replies: 8
Views: 1,081
Posted By 142 guy
The sticky pads are viscoelastic dampers not...

The sticky pads are viscoelastic dampers not deadeners or absorbers. Their sole purpose is to stop the body sheet metal panels from vibrating like a steel drum. The viscoelastic pad is what OEMs...
Forum: maintenance & nonperformance 02-03-2022, 12:57 PM
Replies: 12
Views: 1,764
Posted By 142 guy
Some / all (???) 164s use a vacuum pump for the...

Some / all (???) 164s use a vacuum pump for the brake system. I presume that you have confirmed that if you have a pump it is working? I thought the E versions just used a manifold nipple; but,...
Forum: performance & modifications 02-03-2022, 12:29 PM
Replies: 4
Views: 1,606
Posted By 142 guy
As dl242gt points out, coil near plug is not...

As dl242gt points out, coil near plug is not capacitor discharge. Capacitor discharge is primarily a two stroke technology used to fire through partially fouled spark plugs or on engines using...
Forum: performance & modifications 02-01-2022, 09:04 PM
Replies: 8
Views: 1,659
Posted By 142 guy
I don't use the AC idle up (the B20E does not...

I don't use the AC idle up (the B20E does not have the hp to spare for a an AC compressor); but, before posting my previous response I did call up my .msq in Tuner Studio, confirmed that it was in...
Forum: maintenance & nonperformance 02-01-2022, 05:20 PM
Replies: 19
Views: 1,848
Posted By 142 guy
How are your driving conditions? Lots of snow...

How are your driving conditions? Lots of snow and lowish temperatures? I have a B9 Audi A4 Allroad and it displays instantaneous, short term and long term fuel economy. Summertime on the highway...
Forum: performance & modifications 02-01-2022, 02:02 PM
Replies: 8
Views: 1,659
Posted By 142 guy
The first thing to be aware of is that with the...

The first thing to be aware of is that with the Bosch 2 wire style valve, the valve opening is sensitive to the vehicle operating voltage. So, if you are commanding a PW of 40% you get a different...
Forum: aftermarket engine management 01-30-2022, 01:40 PM
Replies: 8
Views: 2,023
Posted By 142 guy
I thought my old B230FT had a threaded fitting on...

I thought my old B230FT had a threaded fitting on the aluminum intake manifold specifically as a ground point with a braided flex connection to the firewall. Perhaps I am imagining things. I know...
Forum: maintenance & nonperformance 01-30-2022, 12:24 PM
Replies: 3
Views: 994
Posted By 142 guy
Its possible. Some of the kits are based upon...

Its possible. Some of the kits are based upon using an electric drill for the abrasive disc. I would use a DA buffer rather than an electric drill because drills are really awkward to use for...
Forum: aftermarket engine management 01-27-2022, 12:09 PM
Replies: 8
Views: 2,023
Posted By 142 guy
I am curious as to how you are reading a...

I am curious as to how you are reading a temperature via MS with the ignition off. Do you mean ignition on, engine running versus not running? If that is the case, then depending on how you have...
Forum: maintenance & nonperformance 01-19-2022, 09:02 PM
Replies: 26
Views: 3,180
Posted By 142 guy
The ECU may or may not be a problem; however, you...

The ECU may or may not be a problem; however, you still have the problem of how the injectors were getting power to go click click when the ECU and the key are off.

Volvo in the '80s had a problem...
Forum: maintenance & nonperformance 01-19-2022, 05:43 PM
Replies: 26
Views: 3,180
Posted By 142 guy
When everything is switched off, it would be...

When everything is switched off, it would be normal to have +12v on pin ECU 21. From the diagram, it appears that terminal 30 on the main relay has unswitched 12v, so power at terminal 30 would be...
Forum: maintenance & nonperformance 01-19-2022, 01:30 PM
Replies: 26
Views: 3,180
Posted By 142 guy
As I recall, the LH 2.2 injectors are batch fired...

As I recall, the LH 2.2 injectors are batch fired and ground switched by the ECU. I think it is a single ground switch (transistor) for all 4 in the ECU ????

In order for the injectors to be...
Forum: maintenance & nonperformance 01-18-2022, 12:37 PM
Replies: 26
Views: 3,180
Posted By 142 guy
First off, the ECU on my 1987 745 T did not have...

First off, the ECU on my 1987 745 T did not have any on board diagnostics so it did not have a keep alive circuit for storing error codes. I don't know when Volvo started implementing ECU...
Forum: performance & modifications 01-05-2022, 02:08 PM
Replies: 9
Views: 3,036
Posted By 142 guy
That is a starting point if you are talking about...

That is a starting point if you are talking about replicating just the RPM based (centrifugal) advance function. The RPM based advance profile used in the B20E engine would be a suitable start.
...
Forum: maintenance & nonperformance 01-03-2022, 12:55 PM
Replies: 39
Views: 3,525
Posted By 142 guy
I don't know about later model 240s; but,...

I don't know about later model 240s; but, certainly up to 1979 they continued to use the same fixed caliper arrangement as the 140s with 3 bleed ports on each front caliper. Check out the service...
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