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Page 16+: 60 results shown for Compression pressure.

Source-balanced relevance: matches from both collections are interleaved, with source dates breaking ties. Restoration time is not the original posting date.

• Re: Comment on 2.1 WBx vs. 2.2 Sub (religion and political correctness)
  Historical mailing list - Mike Garske
  Fri, 29 Mar 2002 22:08:07 -0800
  ...The average effective pressure of the cylinders as they progress through intake, compression, ignition and exhaust strokes is fine for pointyheads, but my subie...
• Re: vanagon Digest - 18 May 2004 (#2004-473)
  Historical mailing list - don spence
  Wed, 19 May 2004 09:23:26 -0600
  ...my american fuel pressure tester to the > german > test port, I will see what the fuel pressure is doing. Compression is > ok, > not great...
• Re: The saga continues
  Historical mailing list - Zoltan
  Sat, 17 Oct 2009 11:42:53 -0700
  ...Last test Mark had me do was testing the fuel pressure at the T on top of the engine. I did not get a...
• Re: interesting lifter thinking?? 1.9L still a problem child (update)
  Historical mailing list - Stan Wilder
  Tue, 16 Aug 2005 22:20:06 -0500
  ...thanks Jonce > >>>> > >>>>>You did a compression test after it sat on a crate for 2 years, and it > >>>>>had up to 170 lbs. compression...
• Re: Valve cover leaks
  Historical mailing list - Jay L Snyder
  Thu, 14 Nov 2002 10:02:29 -0500
  ...respond to new gaskets I found crank case pressure from broken rings. Check your compression. You might try leaving the dipstick out and running...
• Re: what clues about engine health can I get...
  Historical mailing list - Scott Daniel - Turbovans
  Tue, 15 May 2012 21:21:33 -0700
  ...wrote: > Factory oil pressure spec is based on 3 data points: engine speed, temperature and pressure. 2000rpm, 80C, 2 bar. If you're not...
• Re: 85 octane in Colorado and 'windage trays'
  Historical mailing list - Clive Smith
  Mon, 15 Jul 2002 13:39:05 +0100
  ...that vehicles perform > poorly at high altitudes (in addition to lower compression). Some of > these are: > Partially clogged Catalytic Converters, Ignition degraded from long...
• Re: 90 cooling problem
  Historical mailing list - Mike Collum
  Sat, 21 Jul 2007 04:02:27 -0400
  ...A compression test showed normal for #s 1, 3, and 4 but #2 wouldn't come up to the same as the others nor...
• Re: Fuel pressure & injectors
  Historical mailing list - Stan Wilder
  Thu, 9 Aug 2001 09:52:36 -0500
  ...inject before the compression stroke!! > > > > I have a mechanic friend who checks for leaky injectors by hooking > up a > > fuel pressure guage, running the...
• Re: 86 Westy w/ Overheating issue. ANY other possibilities?
  Historical mailing list - Benny boy
  Sat, 14 Apr 2007 13:35:37 -0400
  ...Cooling hoses, are they under pressure, hot everywhere? Do you have a way to check the oil temps? With a new rad and all...
• Re: [vanagon] Another "Pro" tech nees help
  Historical mailing list - Tim Marciniak
  Thu, 11 Mar 1999 19:50:01 -0600
  Jim, Did you do a compression test? Eliminate possibility of leaky intake valve? Tim Marciniak At 12:45 PM -0800 3/11/99, Jim...
• Strange stumbling issue only when warm out.. any ideas?
  Historical mailing list - jesse johnson
  Sun, 29 Aug 2004 10:28:16 -0400
  ...new temp sensor in... compression is 150 all the way around give or take one or two. Good fuel pressure... timing is spot on...
• Re: replaced spark plugs now idle and cruise control p...
  Historical mailing list - David Clarkson
  Sat, 8 Dec 2007 18:34:03 EST
  I checked and all of the vacuum hoses are connected and hold pressure/vacuum. I had some Honda top cylinder cleaner that was left...
• Re: towing with a vanagon in an emergency. . .
  Historical mailing list - The Westy man
  Mon, 18 Aug 2008 22:45:22 -0700
  What leak down test!? Just put your finger in the hole and you'll see if there is any compression, or just put a...
• Re: The root of all bubbles, low compression and evil itself? 1.9 head off...
  Historical mailing list - David Bohannan
  Fri, 10 Feb 2017 08:08:09 -0500
  ...Maybe not really loose >>> but for some reason the head studs failed to maintain adequate tension on >>> the heads due to combustion pressures or...
• Re: Timing
  Historical mailing list - Ken Lewis
  Wed, 19 May 2004 06:17:13 -0400
  ...my american fuel pressure tester to the german > test port, I will see what the fuel pressure is doing. Compression is ok, > not great...
• Re: Oil Pressure Light on-need help! (dealer cant fix it)
  Historical mailing list - Scott Daniel - Shazam
  Fri, 4 Apr 2008 21:32:52 -0700
  ...engine- dealer check compression/head leaks/oil pressure- all check out perfect >- The dealer has done the following: replaced oil pressure sending unit, pulled...
• Re: 90 Carat: A/C Dying Diagnosis Confirm Please
  Historical mailing list - Marshall Ruskin
  Tue, 23 May 2000 22:25:03 -0500
  ...Before putting in the new refridgerant, he should do a 45 min pressure test with nitrogen, and then pull a hard vaccuum for 5...
• Re: Fw: Distributor Drive Gear on 2000cc aircolled motor
  Historical mailing list - Daniel Schmitz
  Sun, 23 Apr 2000 23:12:36 -0700
  Adam, On the Type IV VW engine, if installed correctly, with #1 piston at TDC on its compression stroke, your distributor drive should have...
• Re: Purpose of the ports on this AC hose?
  Historical mailing list - Dennis Haynes
  Tue, 24 Jul 2012 21:48:47 -0400
  ...pressure sensors, or, if there some other purpose that these do? > Seems like its nothing more than a 8" tube with a compression fitting...
• Re: Best way to judge life left in Waterboxer?
  Historical mailing list - Dennis Haynes
  Wed, 9 May 2012 00:17:22 -0400
  ...a compression test, what will you do if it's low (and it will be)?� The death signal is when the oil pressure light...
• Re: Callaway Vanagon quote And other words of wisdom!
  Historical mailing list - Miguel Pacheco
  Sun, 10 Nov 2013 21:12:03 -0700
  ...Cooling system pressure remains the > same. > > Angus > > > > On Nov 10, 2013, at 7:20 PM, Don Hanson <dhanson928@GMAIL.COM> wrote: > > > There have not...
• Push Rod Tubes
  Historical mailing list - Michael T. DeLessio
  Thu, 22 May 1997 08:34:00 -0400
  ...His diagnosis was that the compression is fine, the pressure test on the radiator is fine (even though it leaks coolant out of the...
• Re: Engine power loss (need help)
  Historical mailing list - Stan Wilder
  Thu, 17 Oct 2002 17:01:47 -0500
  ...If I rev the engine in park > it > doesn't make the noise. > > > Diagnostics I have performed: > - Compression test on all cylinders (good) > - Removed...
• Re: Areas of vacuum in the engine compartment?
  Historical mailing list - Jeff Hogue
  Tue, 27 Feb 2007 14:24:32 -0400
  ...I was also > thinking of ways to improve this and was wondering if there is any > naturallow pressure zones at the back of a...
• Re: Best way to judge life left in Waterboxer?
  Historical mailing list - pickle vanagon
  Thu, 10 May 2012 08:55:01 -0400
  ...a compression test, > > what will you do if it's low (and it will be)? The death signal is > > when the oil pressure light...
• Re: Fuel Injector (or wiring) Question: Deceleration, Fuel Shutoff Mode
  Historical mailing list - Scott Daniel - Turbovans
  Fri, 27 Jul 2012 21:04:07 -0700
  ...mechanically ..everything has to be pretty right about intake air, air leaks, vaccum, exhasut , compression etc. .. though low compression is usually a consistent vague...
• Re: advice on buying - mechanic's report
  Historical mailing list - Zach Daudert
  Tue, 7 Sep 1999 18:10:58 -0600
  ...oil pressure test; I had heard enough. The other things he noticed were: original fuel lines were present and should be replaced compression 130...
• Re: Moral qestion--Now diagnostics
  Historical mailing list - jon
  Thu, 18 Jan 2007 10:54:21 -0800
  ...New O2 sensor with good ground, tested good on car. > Compression 155-155-145-130. No oil burning, no coolant leaks, no smoke, > plugs...
• 1st Most important specialized waterleaker measurement device
  Historical mailing list - Tom L. Neal
  Thu, 21 Oct 1999 20:15:54 -0700
  ...That's the job of Darrell's coolant pressure meter. It will point out big and little water leaks as they occur, compression leaks...
• 85 GL 1.9 engine mystery...
  Historical mailing list - Rio Rafael
  Thu, 25 Oct 2001 12:36:47 -0700
  ...My original problem with my van was low oil pressure at idle. Replaced the idiot light, no help. Installed a mechanical gauge and confirmed...
• Re: nuts vs head gasket job
  Historical mailing list - Jim Felder
  Wed, 4 Sep 2013 18:37:26 -0500
  ...They hold the aluminum ring that serves as a true head gasket; that is, that gasket confines the compression gases to within the cylinder...
• Re: hesitation
  Historical mailing list - Jonce Fancher
  Sun, 16 Jul 2006 12:41:11 -0400
  ...pressure problems. I think the lifters are overcharging on either intake or exhaust holding the valve open till it fires and builds compression to...
• Excess Coolant Diagnosis Work Order
  Historical mailing list - Peter Krogh
  Wed, 22 Aug 2001 20:41:18 EDT
  ...If yes, compression test cylinders to determine which head is leaking. Could heads need re-torquing? Any opinions on whether this would mean scrapping...
• Re: nuts vs head gasket job
  Historical mailing list - Scott Daniel
  Wed, 4 Sep 2013 21:10:07 -0700
  ...I need to make a cap tester and/or > run the van with a pressure gauge on the expansion tank when the van is...
• Re: off with her heads
  Historical mailing list - Scott Daniel
  Thu, 24 Oct 2013 14:13:14 -0700
  ...compression back up by adding racing >> lash >> caps. I recall asking him about the leak down, and got back 'fine', and >> 'it holds pressure...
• Re: Starwagen Gets A New Heart!
  Historical mailing list - Loren Busch
  Wed, 15 Apr 2015 18:11:26 -0700
  ...So, why not push for 200k miles? Well, compression down to 70 on #1 and intermittent indications of low oil pressure. I don't...
• Re: Start up,back fire?
  Historical mailing list - Jon VonOhlsen
  Tue, 19 May 2015 11:18:34 -0600
  ...The compression washer on the > plug was not compressed and was on an angle with dirt between the > washer and plug. Could this have...
• Re: Vanagon? Really? Gasoline vs. Diesel
  Historical mailing list - ralph meyermann
  Wed, 23 Nov 2011 08:47:48 -0600
  ...Due to high compression ratios and the excess air, diesels make a lot of NOx. An awful lot. This is a primary contributor to...
• Re: major oil leak concern
  Historical mailing list - John Rodgers
  Fri, 23 Feb 2001 09:18:11 -0600
  ...Combustion pressurized the case, and pressure backed up through the pushrod housings into the valve cover and blew the gasket there. oil everywhere. Compression...
• "RATTLE" AT DEACCELERATION OF '78 WESTY
  Historical mailing list
  Wed, 5 Jun 1996 11:39:08, -0500
  ...clutch is in and you rev it? Any one ever experience this? The oil pressure is OK, compression still around 120. MB in NJ
• '78 Correct oil pressures?
  Historical mailing list - John Anderson
  Wed, 6 Sep 95 0:46:08 EDT
  ...Current problem/worry involves oil pressure and hydraulic lifters, now I never had a hydraulic lifter AC engine, and our '86 Wasserboxer used to...
• Re: Engine still not start!!!
  Historical mailing list - Jay L Snyder
  Mon, 6 May 2002 09:20:04 -0400
  ...The valves are probably not closing--no compression, no vacuum, no start. Go back to zero lash (see Boston Bob's article). Work from...
• Re: lost brake line...
  Historical mailing list - robert feller
  Mon, 24 Dec 2007 23:00:28 -0500
  ...lbs of pressure, but I could be brain farting. Now are not the connection to the valve block and brake a compression fitting too...
• Re: Oil analysis on worn engine
  Historical mailing list - Dennis Haynes
  Wed, 5 Jun 2013 18:35:49 -0400
  ...No surprise with the low compression in two cylinders. Iron could be from a worn cam and lifters as well as cylinders and rings...
• Re: 85 octane in Colorado
  Historical mailing list - Clive Smith
  Thu, 11 Jul 2002 17:49:47 +0100
  ...Ever heard of aircraft using LOWER octanne fuel, quite the opposite? For a given normally aspirated engine, the peak compression pressures will be a...
• Re: valves -> rebuild
  Historical mailing list
  Tue, 3 Oct 1995 01:21:46 -0500
  ...Borrow or buy a compression gauge and check the compression of each cylinder. Ideally, all cylinders should be within ten pounds or so of...
• Re: Strange Catastrophic Failure
  Historical mailing list - pat
  Mon, 25 Jul 2011 07:47:16 -0400
  ...Checked compression and had the following 1-165 2- 135, 3 -95, and 4- 135. Don't think that's the major problem, though...
• Re: lost brake line...
  Historical mailing list - Scott Daniel - Shazam
  Mon, 24 Dec 2007 20:14:29 -0800
  ...lbs of pressure, but I could be brain farting. Now are not the connection to the valve block and brake a compression fitting too...
• Re: exhaust gas into coolant system
  Historical mailing list - Don Hanson
  Tue, 9 Nov 2010 13:00:55 -0800
  ...Big Mistake! I squirted very high pressure coolant all over the inside rear of my van's roof.... 3.5hrs later (+/-) I had the...
• Re: Frank's "new" engine rport
  Historical mailing list - Frank Condelli
  Sun, 25 Apr 2004 06:58:25 EDT
  ...Flow seems more important than pressure.............and also you are running the synthetic, so maybe it is thinner and leading to these lower pressures...
• Re: Digifant 21. MV High Fuel Consumption
  Historical mailing list - Dennis Haynes
  Mon, 18 May 2009 18:29:45 -0400
  ...The pressure regulator seems to work, pressure goes up and down in sync with the manifold vacuum. I do have a bad check valve...
• Help!-hiccupping 81 Westy
  Historical mailing list - MLind
  Wed, 10 May 2000 21:11:34 -0400
  ...The fuel pressure reads just a tad high, but this could be my 8 year old fuel pressure gauge?). The Bus Depot replaced the...
• Re: Low compression, more test results-busaid inying used vans!
  Historical mailing list - Scott Daniel - Turbovans
  Sun, 9 Sep 2012 15:51:25 -0700
  ...Oil pressure gauge is a very good way to monitor condition of the bottom end, bearing clearance wise. That is the final 'gotcha' usually...
• Re: Oil pressure warnings, WAS: Mann Oil Filter and lifters, now emissions indicator lights.
  Historical mailing list - Dennis Haynes
  Mon, 3 Mar 2014 00:08:02 -0500
  ...VW kept the Waterboxer geared to spin the engine fast along with the short stroke and low compression to reduce the pressures. Dennis -----Original...
• Re: Best way to judge life left in Waterboxer? Oil preesure-temparature guages!
  Historical mailing list - Chris S.
  Thu, 10 May 2012 14:39:23 -0400
  ...a compression test, what will > you do if it's low (and it will be)? The death signal is when the oil > pressure light...
• Re: Water Pump O-Rings, Sealant Needed?
  Historical mailing list - Ben huot
  Fri, 14 Jun 2002 02:35:48 -0400
  ...They can also perform a pressure test to see if the heads are loosing pressure (suction cup). Note: if you check the heads with...
• Re: Question to a diesel expert... :o)
  Historical mailing list - T.P. Stephens
  Sun, 17 Oct 1999 14:56:50 -0700
  ...though the compression rings test OK. Pull the crankcase breather hose and check for restriction. This could cause a rise in pressure that pushes...
• Re: Power & MPG Summer/Winter
  Historical mailing list - John Rodgers
  Tue, 10 Nov 2015 19:44:00 -0600
  ...It's showing an oil pressure fault that appears to be a sensor system malfunction rather than a problem with the engine. Hope to...
• Re: On the road and need some help
  Historical mailing list - Scott Daniel - Turbovans
  Sat, 19 Feb 2011 17:37:59 -0800
  ...it has to be compression, ignition, injector/fuel pressure, or intake air leak. and you find a weak cylinder in 6 seconds shooting the...