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Page 10+: 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: head gaskets and time bombs
  Historical mailing list
  Mon, 5 Feb 1996 22:18:53 +0000
  ...not alluminum) that, when it blew a head gasket, the increased > >pressure of coolant leaking into one of the cylinders while it was running...
• Re: Overflow puking water
  Historical mailing list - Frank Condelli
  Mon, 17 Nov 2003 16:33:39 EST
  ...I would lean more towards the upper o-ring on the cylinder failing, enabling compression to get into the cooling system. If it were...
• Re: Intake air flow, improvement possible?
  Historical mailing list - Al and Sue Brase
  Sun, 28 Nov 2004 11:37:21 -0600
  ...I wrote earlier: "Actually, fuel consumption MIGHT improve slightly due to more accurate mixture control. " When I wrote about compression ratio improving fuel efficiency...
• Re: Message for Stan- Dropping Aircooled Engine
  Historical mailing list - Stan Wilder
  Mon, 13 May 2002 20:21:10 -0500
  ...The oil pressure > looks fine. > > > The VW 'specialist' cannot explain the leak-down results vs the > compression. > They admit that there is a lot...
• Re: lifters for new engine? - and increased stroke
  Historical mailing list - Stan Wilder
  Sun, 23 Mar 2003 20:12:11 -0600
  ...That will give you plenty more compression and still give you valve clearance. Ceramic Coating the piston tops and cylinder combustion chambers will give...
• Re: Digifant problem update
  Historical mailing list - Robert Keezer
  Sat, 15 Jun 2002 16:37:28 -0700
  ...revivified fuel pressure and fuel pressure regulator are OK.....Pass Switch distributor/hall sensor..........same result...........runs ok until warm and then struggles and...
• Re: City water hose from hook up to sink
  Historical mailing list - Toomey Douglas
  Tue, 21 Mar 2017 20:25:31 -0700
  ...Will check under pressure tomorrow. So goes the learning experience! > On Mar 21, 2017, at 7:12 PM, Toomey Douglas <drt@uoregon.edu> wrote...
• CrewCab-Rebuilt!
  Historical mailing list - Gaelen Gallashant
  Mon, 24 Aug 1998 09:53:36 -0300
  ...The engine had a surprizing 120 psi compression test and that must have been due to the tons of oil flowing everywhere. Well I...
• AVP / Repair
  Historical mailing list - Rob Rubin
  Tue, 18 Apr 2000 15:34:04 EDT
  I had bought an engine from AVP and am having problems...some sort of compression leak causing coolant level pressure as well as fluid...
• Re: octane!
  Historical mailing list - Karl Wolz
  Thu, 14 Jun 2001 23:14:11 -0700
  ...It is so volatile that existing heat and pressure alone will cause it to start to burn. Karl Wolz ----- Original Message ----- From: "pierre a...
• Re: what clues about engine health can I get...
  Historical mailing list - Alistair Bell
  Tue, 15 May 2012 07:59:28 -0700
  ...If you are > not going to use the engine for a while, just leave them off to relieve > pressure on the springs and hydraulic...
• Re: Strange Vanagon problem in Belize
  Historical mailing list - Jake de Villiers
  Thu, 13 Jan 2011 08:44:17 -0800
  ...Good luck, Jake On Thu, Jan 13, 2011 at 6:48 AM, mark drillock <mdrillock@cox.net> wrote: > compression good? > fuel pressure good? > making...
• Re: what clues about engine health can I get...
  Historical mailing list - Scott Daniel - Turbovans
  Tue, 15 May 2012 19:42:06 -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: G-R-I-P-E-S part 5 oil pres woes and more woes and ....
  Historical mailing list - Steven Denis
  Sat, 10 Feb 2001 08:03:10 EST
  ...a compression test..if all the cylinder are dead equal? well that's a really really good sign...short of that?.compression pressure is...
• Re: help needed diagnosing blown head gasket
  Historical mailing list - Ben S
  Thu, 1 Jan 2004 20:41:03 -0800
  ...i lost pressure... so with my head full of this optimistic chain of events, i went out and bought a compression tester. now i...
• Re: Pre-loading Rear Springs re Syncro Suspension
  Historical mailing list - Ron Putt
  Mon, 22 Jun 1998 00:55:25 PDT
  ...will increase the pressure exerted by the spring because it will be in a more dense state because of compression. This would cause lift...
• Re: Parinoid Trip
  Historical mailing list - Stan Wilder
  Tue, 29 May 2001 08:24:16 -0500
  ...satisify my curiosity I adapted my compression tester > > with a > > few brass fittings to check my oil pressure and I see that I'm...
• Re: lost brake line...
  Historical mailing list - robert feller
  Mon, 24 Dec 2007 23:27:20 -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...
• Feedback on rebuilt 2.1L AVP Engine Performance
  Historical mailing list - Larry Chase
  Fri, 27 Aug 2004 17:29:29 -0700
  ...Engine Performance: - Compression on all cylinders was nicely balanced although a bit on the low side. Compression at install ... Checked cold Cyl 1 - 140...
• Re: pissing and moaning coolant
  Historical mailing list - gary hradek
  Thu, 29 May 2003 20:21:14 -0700
  I say do the compression test and compare the two heads. One is bad. The mate between the cylinder sleeve and head is not...
• Leakdown testing as requested
  Historical mailing list
  Tue, 12 Mar 1996 23:10:26 -0500
  ...I always do full pressure test when I suspect a problem. Make sure engine is secured with full pressure test. it will spin violently...
• Re: DJ-code WBX technical specs
  Historical mailing list - Chris S
  Sat, 20 Dec 2008 17:17:34 -0500
  ...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: what clues about engine health can I get...
  Historical mailing list - Scott Daniel - Turbovans
  Tue, 15 May 2012 19:28:50 -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: 6 mils of lash...
  Historical mailing list - Bob Donalds
  Sun, 9 Jan 2000 09:35:09 -0500
  ...As Dave points out the lifter self adjusts over time so preloading the valve and doing a compression test right away wont tell you...
• Seattle Area 2.1L Rebuild Options (NW Connecting Rod vs. GoWesty)
  Historical mailing list - Wes Neuenschwander
  Sat, 7 Jan 2006 10:13:07 -0800
  ...AMC cylinder head job) coupled with progressive loss of compression overall and falling oil pressures over the last few years tells me it's...
• Re: OIL warning light up
  Historical mailing list - Dennis Haynes
  Wed, 23 Jul 2008 10:13:53 -0400
  ...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: Ever just repair one head? What happened?
  Historical mailing list - Peter McHugh
  Tue, 22 Mar 2005 22:37:32 -0500
  ...recent coolant flush and pressure test with no leaks after replacing one of the front clamps. oil/filter changes done faithfully every 4K over...
• Re: death of a 1.9 :(
  Historical mailing list - Aerowolf
  Sun, 29 Aug 2004 17:24:05 -0500
  My 1.9 shows excellent compression, but the oil pressure light comes on solid when I let it idle after a load (I usually...
• Re: Wondering about coolant physics
  Historical mailing list - Frank Grunthaner
  Fri, 1 Jan 2016 17:03:24 -0500
  Larry, There are complex pressure drops in the Vanagon diesel cooling system, so I went to central liquid integrator! I was most concerned with...
• Re: how to perform a leak down???
  Historical mailing list
  Fri, 13 Dec 1996 20:24:25 -0500
  ...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: Cheap Westy in OKC- UPDATE
  Historical mailing list - wb6otg
  Tue, 27 Aug 2002 12:43:15 -0400
  ...If this fails to fix it, then its time to check compression, injector function, fuel pressure, etc, etc.... Bill
• Re: Having an annoying problem with my 85 GL.
  Historical mailing list - David Thompson
  Mon, 16 Nov 1998 17:36:10 -0800
  ...I am not sure if simply check the compression on a cylinder will clarify this potential condition, as the compression test will not distinguish...
• Re: HELP: '67 Deluxe Saga - Vaporlocking? (fwd)
  Historical mailing list - Gerald Skerbitz
  Mon, 17 Apr 1995 17:00:47 -0500 (CDT)
  ...engine would last longer with better pressure. Does the engine run hot? Either the carb/timing/compression is off and/or the case is...
• Re: 81 won't start in Colorado - FROM Z
  Historical mailing list - Zoran Mladen
  Mon, 17 Feb 2003 04:17:32 -0800
  Hi there, I'll chime in with the popular recommendation to check compression first, firing second, and fuel pressure third. Smelling gas does not...
• Re: Just Gotta Be A Vacuum Leak!! update1
  Historical mailing list - Max Wellhouse
  Wed, 6 Aug 2008 05:10:10 -0500
  ...Fuel pressure is still down about5/6#, so maybe the volume numbers will sniff out a weak pump or dirty crud in the tank...
• '85 GL pressurized cooling system
  Historical mailing list - Mark Gajewski
  Tue, 11 Jul 2000 10:40:47 -0400
  ...Watching the pressure cap gauge I was hoping I would see my coolant pressure gauge rise when I pressurized the faulty cylinder. No luck...
• Re: fuel line problems still
  Historical mailing list - Stuart MacMillan
  Mon, 21 May 2001 14:39:23 -0700
  ...When > it is cranked it will produce 40 pounds of pressure. > When the hose is kinked between the gas tank and the > fuel pump...
• Re: How does a leak down tester work???
  Historical mailing list - tabe johnson
  Wed, 26 Jan 2005 11:28:28 -0500
  ...I haven't. > > > > To get your % leakage number, do you just pressurize > > the cylinder, cut off the airflow, and measure the > > pressure after, say...
• Re: what clues about engine health can I get...
  Historical mailing list - Angus Gordon
  Tue, 15 May 2012 20:18:05 -0700
  Scott, Chris was pointing out (correctly) the fact that an oil pressure measurement as an indication of engine health is meaningless without knowing the...
• Re: Low idle, hard cold starting
  Historical mailing list - Dennis Haynes
  Wed, 10 Jan 2007 22:28:12 -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...
• '90 MV running lean at 2500rpm
  Historical mailing list - jf kulina
  Wed, 20 Nov 2013 12:08:59 +0000
  ...my very competent but stumped mechanic: Compression test - 135 - 155. Coil/spark plug resistance test. Fuel pressure test at test tab - idle - 32. under...
• 2.ll engine For Sale for $900
  Historical mailing list
  Thu, 7 Dec 2000 07:31:50 EST
  ...was still running strong with good compression when I removed it. Had slightly lower than normal oil pressure and I was worried about taking...
• RC>Re: New 1,9 TDI from VW
  Historical mailing list - Chao, Harvey
  Fri, 10 Sep 1999 12:45:12 -0700
  ...A fundamental element of the process is the separation of the creation of pressure and the fuel injection. In conventional systems, the pressure must...
• Re: Compression Question
  Historical mailing list - george jannini
  Sun, 18 Aug 2002 10:39:22 -0400
  ...When I tried to push Castrol 20W50 past 4,000 miles, the dynamic oil pressure system would sound off after hard freeway runs. Lifter...
• Re: How does a leak down tester work???
  Historical mailing list - Don in North Carolina
  Thu, 27 Jan 2005 13:16:29 -0500
  Ok, how about if a different Don takes a stab at it? Most leak down testers have two gauges, one showing the regulated pressure...
• Re: New Engine Wanted: 85 Vanagon
  Historical mailing list - Dennis Haynes
  Wed, 9 May 2012 00:35:45 -0400
  ...2) Oil pressure cold and hot, idle and at speed. 3) Cylinder compression-leak down test. 4) Valve lift (cam shaft wear) 5) Oil...
• Re: Euro-Elec: FIX 91 Volkswagen Vanagon, idiot lights, oil light
  Historical mailing list - Doktor Tim
  Tue, 15 Feb 2000 11:33:55 -0800
  ...They said they had checked the compression and oil pressure >on this one, yet both oil pressure switched were buried in >filth and the...
• Re: 88 Westy ran out of water. Now it leaks all in 15 minutes. What to do?
  Historical mailing list - John Rodgers
  Sat, 4 Jan 2003 11:58:45 -0600
  ...Time to do a cooling system pressure test, and an engine compression test. it could just be a seal gone, but you want to...
• Re: 87 Westy running poorly
  Historical mailing list - James Walldow
  Fri, 2 May 2003 17:45:34 -0800
  ...I was going to check the basics first, compression, fuel pressure & spark but since it starts & idles so well I am not sure. Any...
• Re: coolant overflow fears and thoughts
  Historical mailing list - Roger Barkley
  Mon, 29 Apr 2013 12:32:47 -0400
  New pressure caps can be bad. I was suspect of my old one so ordered a new one from GoWesty and installed. Thought I...
• Re: Compression tester question
  Historical mailing list - David Kao
  Fri, 16 Nov 2007 11:08:24 -0800
  ...type of gauge should hold its' pressure. (it has a release valve) > I may exchange the compression tester. > > Neil. > > > On 11/16/07, David...
• Re: what clues about engine health can I get...
  Historical mailing list - Scott Daniel - Turbovans
  Tue, 15 May 2012 20:47:52 -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: Low compression, more test results-busaid inying used vans! Traveling far from home!
  Historical mailing list - Stuart MacMillan
  Sun, 9 Sep 2012 20:17:09 -0700
  ...Low compression, more test results-bus I have a few customers that have gone over 200K on water boxers. It is possible. Maintenance, monitoring...
• Re: Oil pressure light and buzzer
  Historical mailing list - Dennis Haynes
  Thu, 7 Sep 2017 04:46:24 +0000
  The compression fittings will be the failure point. They won't like the temperature changes and vibration conditions on soft copper. Flare fittings would...
• Re: Loss of Power after carwash
  Historical mailing list - Angus Gordon
  Tue, 14 Apr 2009 14:37:12 -0700
  The overflow tank filling is a symptom of either a bad pressure cap or a compression leak into the coolant system. Angus Gordon Bainbridge...
• Re: fuel line problems still
  Historical mailing list - Kenneth D Lewis
  Tue, 22 May 2001 18:18:33 -0400
  ...When > it is cranked it will produce 40 pounds of pressure. > When the hose is kinked between the gas tank and the > fuel pump...
• Re: Timing
  Historical mailing list - Michael Brenner
  Tue, 18 May 2004 20:40:08 -0700
  ...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: sometimes it just won't go...
  Historical mailing list - Grungy
  Mon, 7 Mar 2011 06:05:13 -0600
  ...do we know it's flooded? Wet plugs? If so, compression check, >fuel pressure check, new plugs. It DOES have spark, right? Hard to...
• Re: '81 Vanagon, general overhaul question and paint color question.
  Historical mailing list - Eric Zeno
  Mon, 13 Oct 1997 12:47:58 -0400
  ...My '81 Vanagon is going to get a new 2L long-block from GEK (sp?) as > the old one lost compression (zero) in two...
• Re: water pump
  Historical mailing list - Dennis Haynes
  Sat, 4 Oct 2003 11:35:39 -0400
  ...Once the system is under pressure, the pump will only leak. Dennis -----Original Message----- From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com] On...