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Page 11+: 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: 88 GLstarts, stalls immediately
  Historical mailing list - George Goff
  Fri, 28 Oct 2005 11:01:24 EDT
  ...6/ Don't change ANY part unless you have confirmed it to be defective ESPECIALLY the fuel pressure regulator. If a part is queefed...
• Re: DRY first cylinder - why?
  Historical mailing list - Zoran Mladen
  Sun, 8 Apr 2001 14:28:03 -0600
  ...The pressure of the oil forces oil between the rod and the crank, and lubricates the cylinder. If you are not getting oil to...
• Re: Roadhaus - Need an Engine
  Historical mailing list - The corruptor
  Wed, 5 May 2004 12:48:27 -0400
  ...Good thing your not stuck in the woods Now the tech question: -Is the cylinder gone (broken) -Take compression, come back to us -can...
• Re: Use Fuel Pressure Tester to Test Cooling System Pressure? (engine running)
  Historical mailing list - Neil N
  Sun, 21 May 2017 16:42:57 -0700
  ...So, my fuel pressure gauge seems to have worked fine in this application but I have no idea if coolant heat damaged any mechanism...
• Re: what clues about engine health can I get...
  Historical mailing list - Alistair Bell
  Tue, 15 May 2012 19:48:14 -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: Heads back on, runs OK and dies
  Historical mailing list - Benny boy
  Mon, 31 Mar 2008 08:32:25 -0400
  How was that engine running before you did the head? Do a compression / leak down test, you will know right away if something is...
• Re: Coolant going from expansion into refill tank and overflowing refill tank
  Historical mailing list - Dennis Haynes
  Tue, 25 Jan 2005 19:08:41 -0500
  ...I watched the pressure when I started the engine. It didn't soar immediately. A compression test shows Cyl # Jan 2004 Jan 2005 1...
• Re: '80 Calif. Flooding Problems
  Historical mailing list - Bulley
  Fri, 15 Oct 1999 15:26:36 -0400
  John- Before spending too much time on the fuel system, check the compression on all four cylinders. An over rich smell at the tailpipe...
• Re: lost brake line...
  Historical mailing list - Scott Daniel - Shazam
  Mon, 24 Dec 2007 20:33:56 -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: what clues about engine health can I get...
  Historical mailing list - Chris S.
  Tue, 15 May 2012 22:40:51 -0400
  ...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: 73 bus / timing question...The good old days
  Historical mailing list - Easton Trevor
  Wed, 26 Jun 96 18:46:00 DST
  ...Knocking occurs when the compression provided by the piston and the compression due to the expanding flame front raise the pressure and temperature of...
• Re: Oil Pressure Light on-need help! (dealer cant fix it)
  Historical mailing list - Benny boy
  Sat, 5 Apr 2008 00:05:20 -0400
  ...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: Help w/2.1 What am i missing?
  Historical mailing list - Darren Lastfogel
  Tue, 9 Jun 2009 06:19:45 -0400
  ...Any sign of compression getting to the tailpipe? > > > > ----- > > > > lately I've been seeing a lot of flakey 2.1 distributors... but when the hall...
• Re: WAS: Comprssion Tester Question. NOW: Tester/engine results Report
  Historical mailing list - neil N
  Fri, 16 Nov 2007 14:06:32 -0800
  ...Then check > > compression again. Someone may have messed up the adjustment and if a > > little too tight compression can read low. > > > > Mark > > > > neil N...
• please help!!! I dunno what to do 85' 1.9L
  Historical mailing list - Tracy Bonin
  Fri, 19 Sep 2003 15:19:56 -0700
  ...We did every test in the book on the fuel pressure regulator, vaccuum, fuel pressure, etc, and it's fine. Upon doing tests to...
• Re: Torque spec that requires calibrated fingers
  Historical mailing list - Jim Akiba
  Fri, 27 May 2011 16:57:36 -0400
  ...which allows a fellow > to mount a oil pressure gauge sender alongside the stock oil pressure > warning light sender has this to say about...
• Re: Low Compression, Longevity of the WBX'er and $20K Vans
  Historical mailing list - Dennis Haynes
  Tue, 11 Sep 2012 21:38:49 -0400
  ...Low Compression, Longevity of the WBX'er and $20K Vans Great info guys. Thanks. Dennis: I see what you mean. Had wondered how the...
• My westy one year later (was oil pressure woes 2/01)
  Historical mailing list - Brian Cochran
  Sat, 23 Feb 2002 11:44:31 -0800
  ...I would just like to post a one year follow up to my long threads/stories about my oil pressure woes I was experiencing...
• Re: Zero Compression after Head Re-torque - Valves? Overtorque?!
  Historical mailing list - David
  Sun, 29 Jan 2017 03:21:41 +0000
  ...I may have OVER torqued or done something stupid > because the compression went down to 0- little to no resistance… have I put > the...
• Shocks Shocking!
  Historical mailing list - Don Hanson
  Sun, 7 Nov 2010 07:33:19 -0800
  ...The ones they replaced still felt like they were working ok..They still supplied.even damping pressure on compression and extension. The old ones...
• Re: 1.9L Gutless when first started
  Historical mailing list - Geza Polony
  Sun, 21 Oct 2007 16:39:27 -0400
  ...creating >> too much back pressure until, after a time, it moves out of the way because >> of vibration or pressure and allows the exhaust...
• Re: 2.1 wbxer stubblin' idle
  Historical mailing list - Geo & Kathleen Hahn
  Tue, 4 Aug 2009 16:03:07 -0700
  ...Definitive test is, of course, to measure the back pressure upstream from the cat which any muffler shop can do. Could be a lot...
• Re: Head Compression Leak
  Historical mailing list - Jim Arnott
  Mon, 20 Nov 2000 20:49:26 -0800
  ...Pull the offending head, take it to the local machine shop for a 'pressure test' and if it passes, replace the stainless gasket at...
• ECU or Harness or AFM plug Malfuction Question
  Historical mailing list - Mark Keller
  Thu, 7 Jun 2001 21:59:06 -0800
  ...The connectors on the harness point to the ecu, on some models didn't have strong clamping, subsequent harness connector had addition compression rings...
• 87 Westy running poorly
  Historical mailing list - gary hradek
  Tue, 20 May 2003 12:25:53 -0700
  ...I would do a compression check and get back to us? gary Date: Tue, 20 May 2003 06:18:37 -0700 From: Pat Callaghan...
• Re: How does a leak down tester work???
  Historical mailing list - Stan Wilder
  Wed, 26 Jan 2005 00:26:50 -0600
  Actually what you're missing here is that you're running an 8.1 to 8.5 compression engine and the good numbers are...
• Re: Friday Story
  Historical mailing list - Benny boy
  Fri, 25 May 2007 23:44:36 -0400
  ...first, older in design and older for real, create less pressure by design... even new, and crave for thicker oil to create that pressure...
• Re: Need new Engine
  Historical mailing list - Neil N
  Thu, 1 Oct 2020 10:30:53 -0700
  What is the cause of compression loss? If possible, get an engine oil pressure test done now. If that turns out ok.... If you...
• Re: Start up,back fire?
  Historical mailing list - Stuart MacMillan
  Tue, 19 May 2015 08:48:31 -0700
  ...First, pull the vacuum hose on the fuel pressure regulator and see if there is any gas in it, there shouldn't be. Then...
• Re: DJ-code WBX technical specs
  Historical mailing list - Kim Springer
  Sat, 20 Dec 2008 13:32:49 -0800
  ...hydraulic compression: 11 - 14 bar (150 psi - 195 psi) oil pressure: 2 bar @ 2000 rpm @ 80C/176F Lubricants and capacities engine oil: 10w30 (sf...
• Re: head internal leak. Any chance of sealer working
  Historical mailing list - Craig Oda
  Wed, 7 May 2003 14:48:59 -0700
  ...Oil pressure is good, even at hot idle. My old 1.9L had good compression but the oil pressure sucked. It also had really...
• Confirming a Bad Head Gasket?
  Historical mailing list - Tom Stone
  Sun, 5 May 2002 23:00:11 EDT
  ...I did a compression test and got 120, 135, 90, 145. I hooked up the leak down tester and got low leakage readings (10...
• Re: Starting a bus that's been sitting for 6 mos.
  Historical mailing list - don spence
  Wed, 11 Aug 2004 09:25:28 -0600
  ...This way you lubricate the internal surfaces like rod bearings etc before you expose them to compression and power stroke pressures. Avoids any metal...
• Re: Is this the cause of my engine compression problem?
  Historical mailing list - David Kao
  Thu, 14 Jun 2007 14:18:29 -0700
  ...This is the first time I ever had good pressure reading out of #1 and #3 concurrently. #2 and #4 always had good pressure...
• Problem with 90 Carat
  Historical mailing list - John Connolly, Aircooled.Net
  Sun, 25 Jul 2010 16:58:36 -0600
  ...I have compression in 4 cylinders 3/4 side is excellent (150psi), 1/2 side is low (90psi), but not enough to be causing...
• Re: Splicing damaged brake pipes???
  Historical mailing list - dylan friedman
  Fri, 11 Jul 2008 09:48:20 -0700
  ...Splicing damaged brake pipes??? It's never safe for the long-term to use an in-line compression-fitting-type splice on a brake...
• Re: Purpose of the ports on this AC hose?
  Historical mailing list - Dennis Haynes
  Tue, 24 Jul 2012 17:47:10 -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: No fuel pressure options?
  Historical mailing list - Max Wellhouse
  Thu, 31 Oct 2013 13:43:51 -0500
  On 10/31/2013 1:17 PM, Scott Daniel wrote: > It's not neccessary to remove the screw from the fuel pressure testing > port...
• Re: vanagon troubles
  Historical mailing list - Michael Snow
  Fri, 1 Feb 2002 06:18:27 -0800
  Correct compression levels, easy starting, and excessive blowby don't go together. Does it leak when sitting, idling, cruising? Have you tried to trace...
• For Sale: Carat wheel, trailer hitch, engine, trans, Bentley, and more
  Historical mailing list - CARY CHIANG
  Sun, 10 Oct 1999 01:46:56 MDT
  ...Ran well, no leaks, no smoke, average oil consumption, 130PSI compression, mileage over 110K(?). Then began to exhibit low oil pressure after fully warmed...
• Lack of power problem - advice needed
  Historical mailing list - Laurence Smith
  Sat, 28 Dec 2002 16:46:57 -0500
  ...gas * changed Temp II sensor Other: -------------- * Compression is: #1 (105) #2 (135) #3 (105) #4 (135) * Oil pressure is good. Engine not burning oil...
• Re: unexplained power loss - help
  Historical mailing list - don spence
  Wed, 18 Apr 2007 18:14:05 -0600
  Distributor cap? Fuel pressure? Did it quit completely? Sudden engine quitting usually indicates ignition. Sputtering or slowly bogging can be ignition or fuel supply...
• Re: Low idle, hard cold starting
  Historical mailing list - Geza Polony
  Wed, 10 Jan 2007 23:12:33 -0500
  ...fuel pressure regulator, fuel filter, bad compression, idle >stabiliser, plugs, wires, dist. cap, rotor, vacuum leak, AFM, throttle body, >low battery voltage at startup...
• Diagnosing a low (8-10 inches) vacuum gauge reading
  Historical mailing list - jbclem1
  Thu, 5 Aug 2004 02:24:26 -0700
  My 1983 water-cooled is getting a lot of pressure in the coolant reservoir(head gasket or cylinder spacer-seal or green o-ring...
• Re: Oil pressure light and buzzer
  Historical mailing list - Alistair Bell
  Wed, 6 Sep 2017 21:53:38 -0700
  ...The higher pressure oil sensor should be grey, .8 bar normally open, closing with sufficient pressure. > > Dennis > > > -----Original Message----- > From: Vanagon Mailing List [mailto...
• Re: Low compression, more test results-busaid inying used vans!
  Historical mailing list - neil n
  Sun, 9 Sep 2012 10:08:01 -0700
  ...An oil pressure gauge install is imminent. For a person in my position however, (as with Stuart too?) the gamble is being too far...
• Re: Coolant Vapor and Liquid In Exhaust
  Historical mailing list - Craig Oda
  Thu, 29 Jul 2004 10:58:11 -0700
  ...No leaks from the head gasket, leak > down and compression is good, but plenty of coolant is shooting from > the exhaust and coolant pressure...
• Low idle, hard cold starting
  Historical mailing list - Geza Polony
  Wed, 10 Jan 2007 20:59:22 -0500
  ...fuel pressure regulator, fuel filter, bad compression, idle stabiliser, plugs, wires, dist. cap, rotor, vacuum leak, AFM, throttle body, low battery voltage at startup...
• Re: Burned (?) Fuel Injector
  Historical mailing list - neil N
  Thu, 15 Nov 2007 10:36:09 -0800
  ...I'll be buying a compression tester (something I could use) so I'll be curious to see what it yields. Last night I...
• Re: wasserboxer problem
  Historical mailing list - John Rodgers
  Sun, 8 Jul 2001 09:56:18 -0500
  Get a compression test before proceeding further. That gives you a baseline...tells about condition of rings, and valves. If pressures are good, then...
• Engine power loss (need help)
  Historical mailing list - Blake Heinlein
  Thu, 17 Oct 2002 16:00:25 -0400
  ...Diagnostics I have performed: - Compression test on all cylinders (good) - Removed sparkplugs and checked for spark (good) - Removed fuel injectors and checked for spray...
• Re: 85' low idle, loss of power/compression, surging-UPDATE FIxed
  Historical mailing list - Tracy Bonin
  Mon, 9 Dec 2002 06:27:22 -0800
  ...Dr Dennis was great as usual, after a fuel system pressure test, was able to find and replace the temp sensor for fuel injection...
• Re: OIL warning light up
  Historical mailing list - The Westy man
  Tue, 22 Jul 2008 22:33:08 -0700
  OK, I will check the pressure then change the switch if I have to. 140k on engine, compression is very good, engine quiet, smooth...
• Re: Need input on this overheating problem - hot and flashing light
  Historical mailing list - Mike Collum
  Tue, 25 Apr 2006 05:42:01 -0400
  ...doing a compression test. Number 2 wouldn't come up to anything near the others and wouldn't hold the pressure at all. I...
• Re: 52 degree Inline 4 hydraulic lifters leaking down
  Historical mailing list - Scott Daniel - Shazam
  Mon, 14 Apr 2008 12:07:25 -0700
  ...Lifters from the oil pump ........you check the oil pressure, ( to make sure it's not excessive, like from stuck pressure relief valve ) and...
• Re: Oil P&T sensor - Vanagon application
  Historical mailing list - Max/Joyce Wellhouse
  Wed, 3 Dec 1997 13:52:06 -0600
  ...but w/ H2O > cooling?) > General - if compression is good (heads have been re-done) would the > low pressure be indicative of lower end problems...
• how to perform a leak down???
  Historical mailing list - Street Bugs
  Wed, 11 Dec 1996 02:22:04 GMT
  ...can i perform a leak down test? i was checking out my compression tester this past weekend and notice that it disconnects from the...
• Re: Wierd coolant overflow problem......help needed.
  Historical mailing list - SStones
  Tue, 2 Sep 2003 10:48:14 -0400
  ...It seems that the pressure cap > > allows coolant to leave the system into the overflow, but it does not > > suck it back in. So...
• Re: Engine analyzer/tach recco?
  Historical mailing list - Scott Daniel - Turbovans
  Thu, 24 Mar 2011 00:16:46 -0700
  ...that is more for convenience, such as when checking compression or adjusting rocker arm screws/hyd lifters. and also starter circuit diagnosis. fuel pressure...
• engine issues
  Historical mailing list - Jeff Gellman
  Wed, 30 Dec 2009 14:39:26 -0500
  ...I lost engine compression about 30 miles back into my return trip...I looked underneath and saw the oil pressure gauge thingy hanging by...