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Page 14+: 60 results shown for Intake Valve.

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

• fuming van
  Historical mailing list - Alan S Gondry
  Sun, 15 Nov 1998 20:58:03 EST
  ...of the intake manifold has a leak. This would mean lean not rich. Could there be a stuck cold start valve, or anything else...
• Re: burning vans, brittle fuel rails?
  Historical mailing list - Matt Roberds
  Sun, 8 Jul 2007 23:12:19 -0500
  ...Note that the 16-valve rail bolts to the intake manifold for support. The WBX ones just hang there on the end of the...
• Fridge question ---(Sorry)
  Historical mailing list - Doug Alcock
  Mon, 8 May 2000 11:46:52 -0400
  ...The ignitor sparks nicely and the intake and exhaust chimneys are all nice and clean. I hooked it up to the barbecue tank (I...
• RE: 25hp and 36hp Motors
  Historical mailing list
  Wed, 3 Jan 1996 12:55:22 -0500
  ...In the later engines >the rocker arms are made at different angles for the intake and exhaust >valves. In fact there are many stuble...
• Re: unknown switch?
  Historical mailing list - Dennis Haynes
  Mon, 6 Jan 2003 01:10:05 -0500
  ...It is located (and joins 2 rubber hoses) on top of the engine, just beneath the idle stabilizer control valve and slightly to the...
• Re: Van Stalls Easily when totally cold.
  Historical mailing list - Scott Daniel - Turbovans
  Fri, 19 Sep 2008 21:30:57 -0700
  ...that was supplied by the aux air valve. Always remember to consider and look for intake and air leaks in general. They can really...
• 1.9L rebuild progress
  Historical mailing list - Scott Maurer
  Tue, 24 Sep 1996 21:47:33 +0000
  ...His other interesting advise was to test for valve seating condition in my heads by filling the intake and exhaust ports with solvent and...
• Re: Help needed with engine running poorly
  Historical mailing list - Kenneth Lewis
  Tue, 13 Dec 2011 07:35:12 -0500
  ...Reseated and all was > good. > > John L recently had the number 1 intake valve stem wear down enough for > the keeper to fail and...
• Re: Idler Stabilizer Control Unit (ISCU)
  Historical mailing list - Dan Beatty
  Sat, 11 Nov 1995 17:35:24 -0600 (CST)
  >I've tested my idler stabilizer valve on my 87 Westy and it has continuity, >yet it does not buzz. Checking the book, states...
• Re: Understanding AFC fuel injection--question
  Historical mailing list - Dennis Haynes
  Sun, 30 Dec 2001 20:39:06 -0500
  ...intake vacuum. If your thermo time switch (activates a time sequence in the CPU) is working properly it opens the cold start valve when...
• Re: Water tank questions
  Historical mailing list - Brenda Clarkson
  Tue, 19 Mar 2002 19:59:09 -0500
  ...The tygon tubing fits inside the intake to the tank, which keeps the water from pouring down the side, and the valve allows for...
• Re: PCV/pre-heat hose? 83.5 1.9 wbx Canadian
  Historical mailing list - Dennis Haynes
  Tue, 11 May 2004 22:47:00 -0400
  ...the potential air flow. (There is an electronic sensor or valve at the intake end of the hose.) Anyone know the function of this...
• Re: Why no bolt-on HP upgrades to the 2.1 WBX?
  Historical mailing list - Craig Cowan
  Thu, 24 May 2012 16:26:59 -0400
  ...all have upgrades -- intake flow enhancement, >> exhaust headers, sparkin' plugs, reworked heads, super charger kits, >> lightweight rods/pistons, larger valves, and (oh my!) nitrous? >> >>
• Air-cooled engine help!
  Historical mailing list - Mark Sheflo
  Mon, 11 Mar 2002 22:17:13 -0800
  ...My thoughts tend to lean towards a bad valve, but which one, intake or exhaust? Also, for those with the experience, should one drop...
• Re: will a 2.1L long block work with 1.9L FI and hardware?
  Historical mailing list - Tom Stone
  Tue, 12 Mar 2002 09:02:04 EST
  ...The throttle > valves are interchangeable for both plenums but the later throttle has a > larger opening for more power! > > If you are upgrading an...
• Re: Update: More idle issues for idle hands and minds
  Historical mailing list - Marc Perdue
  Sun, 15 Dec 2002 23:45:18 -0500
  ...It goes from the elbow between the mass airflow sensor and the intake air distributor to the oil breather. What does the oil breather...
• Re: The idle speed controller is not in the ECU on the 2.1
  Historical mailing list - David Beierl
  Fri, 7 May 2010 12:59:24 -0400
  ...You need to take air from after the AFM and before the throttle (easiest way probably to use a 2.1l rubber intake elbow...
• Re: Commentary on Air Cooled Cylinder Heads
  Historical mailing list - Robert Donalds
  Tue, 25 Jun 2002 12:19:19 -0400
  ...the only other options I offer is a 2mm larger valves 42 intake and 36 ex with the extra hard seats and a high...
• Re: MOUSE ALERT!!
  Historical mailing list - John P. Flaherty
  Mon, 1 Nov 1999 21:24:35 -0500
  ...I had to totally dismantle my intake system this spring. A mouse (or chipmunk, squirrel, pick your favorite small rodent) had crawled into the...
• Re: got da heads off......wow! :-0
  Historical mailing list - Stan Wilder
  Sun, 23 Mar 2003 21:33:19 -0600
  WOW!!!! The intake valve has NO seat at all!....and no apparent damage to the head, cylinder, bore etc!!!!! amazing! as if the material...
• Re: FrontFire?
  Historical mailing list - Michael Diehr
  Tue, 16 May 2006 12:09:48 -0700
  ...possible something is seriously wrong with the engine (sticking/ broken/misadjusted intake valve) and take it back to the shop that did the rebuild...
• Hot EGR?
  Historical mailing list - Bulley
  Thu, 22 Jul 1999 07:34:33 -0400
  ...If yours doesn't, you may want to change the filter, clean out the EGR valve, pipe, and the distribution pipes inside the intake...
• Re: Idle stabilizer testing
  Historical mailing list - Joel Walker
  Fri, 20 May 94 14:15:22 CDT
  ...At lunch today I quickly tested the valve using the >procedure described in the Bentley book. . I hear no uhhhhhh ... the thing i always...
• Re: 1.9 engine breather/coolant hoses and exhaust gaskets
  Historical mailing list - Wesley Pegden
  Wed, 15 Mar 2006 12:01:29 -0500
  ...breather tower to the intake. (large diameter breather - reinforced?) > 2.) the bypass hoses to/ from the idle air control valve. (standard breather hose?) > 3...
• Various Upgrades for Lilleyed WBX... PT1
  Historical mailing list - Robert Lilley
  Mon, 29 Oct 2001 23:12:38 EST
  ...Air runner Ratio Rockers increase the bottom end torque better than having ported intakes or bigger valves. To increase the bottom end power, the...
• Strange Idle behavior: Cause found
  Historical mailing list - Don Hanson
  Thu, 20 Nov 2008 12:24:11 -0800
  ...simply clamp off the small inlet hose, between the intake and the idle control valve, with a pair of vicegrips. This might make the...
• Throttle Valve Switch
  Historical mailing list - Warner, Jeff (DSIO-MS)
  Wed, 28 Aug 2002 13:56:03 -0400
  ...Throttle Valve Switch Hmmm... Bentley shows several variations on the throttle valve switch. The text indicates that a faulty switch or improper adjustment can...
• Re: No idle when engine cold
  Historical mailing list - OlRivrRat
  Sat, 25 Apr 2020 12:37:16 -0600
  ...Normal blow by from the rings usually don’t have much O2 but a >> piston-ring problem or bad or sticking intake valve can...
• Re: Why would it not accelerate?
  Historical mailing list - Chris S.
  Tue, 6 Mar 2012 21:45:15 -0500
  ...valve disconnected from its vacuum port creating a huge leak. The sucking sound gave it away rather quickly. Also, how is your intake boot...
• surge/hesitation
  Historical mailing list - Martin
  Fri, 21 Jan 2000 16:58:30 -0600
  Hi, Are the waterboxers prone to intake icing? Both my 85 digijet and 87 digfiant have been acting up when cold (less than 25f...
• Re: Engine rebuild break-in
  Historical mailing list - mike
  Wed, 21 Aug 2002 20:46:40 -0700
  ...Another possibility is that the intakes > valves or guides are worn-oversized allowing oil to get sucked down the > guide. I'll also bet...
• Off with its head! (Further adventures with right head on an '87 2.1 l)
  Historical mailing list - Matt Roberds
  Sun, 1 Jul 2007 04:18:01 -0500
  ...but there was also a pretty good crack between intake and exhaust. The exhaust valve was stuck tight; we tapped on it from both...
• WTB - I need a set of Case bolts Type IV Engine
  Historical mailing list - Stan Wilder
  Sat, 4 Jun 2005 19:18:52 -0500
  ...hose that goes to the auxillery air valve.Dont know if a 91 has this > valve.It would be on the right side of...
• Propane valve replacement?
  Historical mailing list - Sean Reifschneider
  Fri, 28 Jan 2000 19:09:40 -0700
  ...There is a single monolithic assembly for the intake, and another valve (looks like the gas grill kind) heading out to the appliances. This...
• engine noises
  Historical mailing list - Dan Erlandson
  Mon, 23 Jun 2003 21:40:16 -0400
  ...The exhaust valve on cylinder #1 (the valve most forward on the engine on the passenger side) seems messed up. I can't get...
• 2.1 WBX Push Rods. Make Sure They're Seated! Was: 2.1 wbx rocker, pushrods
  Historical mailing list - Neil N
  Fri, 19 May 2017 17:33:15 -0700
  So before removing the driver side rocker arm assembly, I noticed that a valve spring at cylinder #2 appeared overly compressed. After reseating the...
• Re: Cleaning intake parts
  Historical mailing list - Scott Daniel - Turbovans
  Fri, 5 Mar 2010 14:06:09 -0800
  ...Cleaning intake parts > Hi all, > > 1991 Vanagon Carat MT stock everything. > > I was wondering about cleaning the Idle Control Valve and various other > parts...
• Changing Rods
  Historical mailing list - David Bayer
  Tue, 7 Apr 1998 13:34:29 -0700
  ...checked, since the connected piston was chipped after slamming into an intake valve which had seized on its guide. I don't have an...
• Re: Blue smoke at start-up
  Historical mailing list - John Rodgers
  Mon, 14 Jan 2002 22:09:26 -0600
  ...A compression test will tell you a lot about the rings, intake and exhaust valves. In my opinion, a compression test should be part...
• Re: 85gl acceleration Flat spot untill warmed up
  Historical mailing list - Dennis Haynes
  Thu, 21 Dec 2006 05:49:02 +0000
  Bad injector spray patterns, deposits on the back of the intake valves, tired engine, ignition timing. Dennis ----- Original Message ----- From: TC Date: Wednesday, December...
• Re: Rocker shaft and rocker wear question
  Historical mailing list - Giasson, Pascal (DNR/MRN)
  Mon, 11 Feb 2008 12:05:46 -0400
  My four intake valve adjuster screws are a little pitted, so I am looking for replacements for those, but it is the shaft and...
• Re: rebuild questions
  Historical mailing list
  Thu, 23 Nov 1995 23:04:35 -0600 (CST)
  ...HEADS Rebuild 2.0 heads 89.00 X 2 = $178.00 Exhaust studs repair 12.00 x 2 = $ 24.00 New intake valves (4...
• VW I-4 Engine Blowout (this is the last one I promise)
  Historical mailing list
  Thu, 14 Jan 1999 12:36:27 EST
  ...1.9 Turbo Diesel longblock with 1.6 intake ports (for putting 1.9l TD into the diesel Vanagon) $1500 1.9 Turbo Diesel...
• Re: diagnosing by smell - maybe brake problem?
  Historical mailing list - Scott Daniel - Turbovans
  Sun, 10 Aug 2008 14:40:00 -0700
  ...the common ones are burning il - as in oil leaking from a valve cover say, onto an exahsut pipe. Coolant...... and fuel. all very...
• Cylinder rebuild questions (long)
  Historical mailing list - Jeff Strickrott
  Wed, 20 Nov 2002 23:21:32 -0500
  ...The van dropped an intake valve seat on #1 cylinder when I was doing compression testing in the driveway. Very lucky. The van/engine...
• Re: Sequential vs batch RE: digifant injection
  Historical mailing list - Scott Daniel - Turbovans
  Mon, 6 Apr 2009 21:36:53 -0700
  ...intake valve opening events happen >> so >> fast that by 2-3k rpm the injector is spraying part of the fuel on closed >> intake valves...
• Re: diesel-gas conversion problems solved! (mostly)
  Historical mailing list - Dennis Haynes
  Fri, 31 Jan 2003 23:10:02 -0500
  ...CIS requires a pump that can deliver at 80 psi, has a check valve, and you will also need a fuel accumulator. You also...
• Re: Fast Idle?
  Historical mailing list - Tim Demarest
  Tue, 4 Nov 2003 11:26:00 -0500
  ...See "Throttle valve, basic adjustment", and "Throttle Valve Switch, checking and adjusting". My '85 has a broken or gunked-up idle switch, which will...
• Re: Compression braking & Power Loss
  Historical mailing list - John Rodgers
  Fri, 24 Feb 2006 05:27:17 -0600
  ...the pistons are pulling against a vacuum in >the intake tract. The big air valve in the throttle body provides the seal >when pressure...
• Hydraulic Lifter Adjustments
  Historical mailing list - vanagonvw
  Wed, 27 Jun 2007 21:49:34 -0600
  ...The exhaust valve, however was leaking a lot, based on what was coming out the tailpipe, relative to the intake, and it had no...
• Re: new diesel - - one cylinder, no compression
  Historical mailing list - G. Matthew Bulley
  Thu, 25 Feb 1999 12:58:40 -0500
  Just brainstorming here-- Instead of taking the head off, could you remove the valve spring keepers and the valve springs, then rotate the valve...
• used propane tank for sale
  Historical mailing list - Mark Brush
  Sat, 11 Apr 2009 09:52:01 -0400
  ...I sanded it and repainted it - put on a new intake valve and a new regulator. I was planning on reusing it, but the...
• Cool air, K+N, and chips(was: Tiico convert question)
  Historical mailing list - Tim High
  Sat, 8 Dec 2001 21:41:31 -0500
  I agree with the benefits of cooler and cleaner air to the intake. That little rectangular trumpet on the supplied snorkel just seems a...
• Re: WOW! Miracle MPG improvement
  Historical mailing list
  Wed, 03 Apr 1996 22:57:24 -0600
  ...decarbonizing and lapping-in of the intake valves >or maybe > 3. Joel sneaking over to my house at night and adding a bit of...
• Low compression, more test results
  Historical mailing list - Stuart MacMillan
  Fri, 7 Sep 2012 19:52:17 -0700
  ...Valves were zero lash or 1 turn in, no valve noise, timing dead on 2. Manifold vacuum is 12� Hg with �1� tick (should...
• Re: Thinking swap? Engine options are only half the story...What about the t...
  Historical mailing list - Robert Lilley
  Thu, 7 Sep 2000 11:41:42 EDT
  ...in valve overlap on my cam and pull more intake gases into the cylinder in a single cycle. Overlap is when both valves are...
• Re: Intake air flow, improvement possible?
  Historical mailing list - Stan Wilder
  Sun, 28 Nov 2004 10:34:13 -0600
  My old 280Z had a plenty big intake system from the valves to the throttle body, where (for various reasons related to CA smog...
• Re: Air recirculator
  Historical mailing list - Raimund Feussner
  Thu, 31 Jan 2019 16:34:14 +0100
  ...the air intake behind the front grille and has you install a new hole in the airbox with a flapper valve.� To recirculate, one...
• Re: Merry Christmas and a Vanagon question for you
  Historical mailing list - Dennis Haynes
  Wed, 26 Dec 2001 07:35:09 -0500
  ...for the PO was the keepers for the number three cylinder intake valve came off and the engine quit running.I don't know...
• Re: dumb fuel injection question
  Historical mailing list - zzyzx
  Wed, 27 Jul 2011 19:01:43 -0700
  ...If at any time you get stranded for lack of EFI injection you can hot wire your cold start valve to spray continuously to...