Search messages and discussions

Search preserved mailing-list messages and current email and website contributions. Current posts are searchable before weekly archival. Recovery gaps remain possible. Words are matched together; try fewer terms if needed.

Page 1+: 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.

• Re: Exhaust & intake valve instalation question
  Historical mailing list - Dennis Haynes
  Tue, 5 Feb 2008 17:02:09 -0500
  Did you check the valve guides for wear of play? Worn guides, especially intakes can cause all sorts of running problems from oil consumption...
• Re: Exhaust & intake valve installation question-Intake scraper part #
  Historical mailing list - Dennis Haynes
  Tue, 5 Feb 2008 23:09:04 -0500
  ...Exhaust & intake valve instalation question Denis, only one of my heads had the seal washers on the intake valve, but I could not find...
• RE: Tornado air
  Historical mailing list - Don Gibbons
  Tue, 19 Aug 97 11:12:00 -0500
  ...If strange vortexes hung around my intake valves I would have them arrested for loitering. Is the increased pumping loss caused by the added...
• [T2] Stuck valves and promises
  Historical mailing list - T Berk
  Thu, 30 Aug 2001 01:21:02 -0700
  ...Just as the exhaust valve starts to open, STOP. Adjust the intake. Turn engine, exhaust will open and close, intake will open and close...
• Re: Exhaust & intake valve instalation question
  Historical mailing list - Mike
  Mon, 4 Feb 2008 18:15:37 -0500
  ...Exhaust & intake valve instalation question I have my heads all cleaned up and the valves lapped. Do I put motor oil on the valve...
• those pesky valves
  Historical mailing list
  Sat, 30 Sep 1995 11:38:00 -0500 (CDT)
  History: #4 *intake* valve kept tightening to the point that the engine would be running on 3 cylinders. Since intake valves do not stretch...
• Re: Confused about valve adjustment
  Historical mailing list - Fredrich Hesterberg
  Sun, 22 Jun 2003 10:57:38 -0500
  ...Just as the exhaust valve starts to open, STOP. Adjust the intake. Turn engine, exhaust will open and close, intake will open and close...
• Re: Rich on side, lean the other?
  Historical mailing list - John Bange
  Mon, 17 Sep 2007 19:13:17 -0700
  ...three out > four times an injector fires at a closed intake valve? And the fuel pools > up or something until the valve opens and...
• Re: WBX big valve heads and flow bench results
  Historical mailing list - Robert Lilley
  Mon, 25 Jun 2001 13:27:59 EDT
  ...I put in larger valve heads in a T1 and lost mileage with no real increase in power. I also put larger intake ports...
• Re: Exhaust & intake valve installation question
  Historical mailing list - Scott Daniel - Shazam
  Tue, 5 Feb 2008 19:20:54 -0800
  ...Exhaust & intake valve instalation question Denis, only one of my heads had the seal washers on the intake valve, but I could not find...
• Re: 2L 914 into '81 Westy
  Historical mailing list - Kent Christensen
  Thu, 8 Apr 1999 17:32:05 -0600
  ...Vanagon 2.0l (this could be British spec, not sure) compression - 7.4-1 intake valve - 39.3mm exaust valve - 33.0mm horsepower - not...
• Re: Exhaust & intake valve instalation question
  Historical mailing list - Dennis Haynes
  Tue, 5 Feb 2008 23:13:13 -0500
  ...Exhaust & intake valve instalation question Denis, only one of my heads had the seal washers on the intake valve, but I could not find...
• Re: Bad intake valve @ 30,000 miles????
  Historical mailing list - Dennis Haynes
  Fri, 4 Jul 2003 08:37:44 -0400
  ...On the low cylinder only I heard obvious leakage at the intake manifold. So the leak is through the intake valve. I tried to...
• Fwd: Re: [T2] Stuck valves and promises
  Historical mailing list - Terry Kay
  Thu, 30 Aug 2001 00:29:59 -0500
  ...Just as the exhaust valve starts to open, STOP. Adjust the intake. Turn engine, exhaust will open and close, intake will open and close...
• Re: Rich on side, lean the other?
  Historical mailing list - Mike S
  Mon, 17 Sep 2007 21:09:19 -0400
  ...three out >four times an injector fires at a closed intake valve? And the fuel >pools >up or something until the valve opens and...
• Re: resealing heads - found missing metal on top of valves
  Historical mailing list - pdooley
  Tue, 23 Sep 2008 15:32:30 -0400
  Are you talking about the pitting on the intake valve faces? The material is most likely inferior. Question- did you run the motor hot...
• Re: Exhaust & intake valve instalation question
  Historical mailing list - Pascal Giasson
  Tue, 5 Feb 2008 20:35:05 -0500
  Denis, only one of my heads had the seal washers on the intake valve, but I could not find the part number on ETKA...
• Re: 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 18:21:06 -0700
  ...Contamination > into the intake track especially right behind the valves can foul them and > when enough crap burns onto the valve stem can make...
• Swirl, Cosworth, ACB Lotus etc.
  Historical mailing list - Al Knoll
  Tue, 26 Oct 1999 12:31:14 -0700
  ...Swirl before the intake valve is modulated by the valve and less effective the farther away it is from the valve seat. Revaporization grooving...
• Re: Leaky Valve? 85 1.9L Waterboxer
  Historical mailing list - Dennis Haynes
  Sat, 31 Jan 2015 09:58:34 -0500
  Most likely a leaking valve showed up during a compression or leak down test. Leaking intake valves are common and one can cause all...
• Bad intake valve @ 30,000 miles????
  Historical mailing list - Sam Payne
  Thu, 3 Jul 2003 22:40:18 -0400
  ...On the low cylinder only I heard obvious leakage at the intake manifold. So the leak is through the intake valve. I tried to...
• Re: strange cut off problem with wbx vanagon
  Historical mailing list - Daniel L. Katz
  Mon, 6 Dec 2004 04:07:24 -0500
  ...i bought an inexpensive PC valve at wal-mart for $2.44 and inserted it into the air intake port, and then slipped the...
• Re: port matching intake manifolds to heads
  Historical mailing list - Bob Donalds
  Mon, 21 Jan 2008 09:31:36 -0500
  ...I also tried replacement valve seats with a larger ID seats and stock valves this decreased the flow threwout the valve lift. The comments...
• Re: white smoke/power loss?????
  Historical mailing list - Robert Donalds
  Wed, 12 Feb 2003 08:25:03 -0500
  ...intake guides where gone and when the oil sloshed into the valve covers the intake vacuum sucked in the oil past the bad valve...
• Exhaust & intake valve instalation question
  Historical mailing list - Giasson, Pascal (DNR/MRN)
  Mon, 4 Feb 2008 19:08:23 -0400
  I have my heads all cleaned up and the valves lapped. Do I put motor oil on the valve stems to pre lub them...
• WTB: 2.1 Intake Parts
  Historical mailing list - Andrew Berg
  Mon, 13 Nov 2023 07:53:09 -0500
  ...1 intake plenum - 2.1 3 groove pulley - 2.1 intake boot - 2.1 air box - 2.1 idle air control valve and rubber...
• Re: What's a Backfire
  Historical mailing list - Harvey Chao
  7 Nov 1995 16:13:37 -0800
  ...This then means that the ignition can vent through either the intake or exhaust valve, hence the intake backfire (through the carb (dangerous fire...
• Re: CO Adjusting Screw, Throttle Valve Switch Test Light Video etc.
  Historical mailing list - Dennis Haynes
  Tue, 26 Jun 2012 23:38:47 -0400
  ...Hi, don't you test for intake leaks with spray carb cleaner ? that's the common way to find intake leaks on a running...
• Re: dumb fuel injection question
  Historical mailing list - Mike S
  Wed, 27 Jul 2011 19:03:51 -0400
  At 05:32 PM 7/27/2011, Rocket J Squirrel wrote... >Three out of four fuel injections get squirted at a closed intake >valve...
• Re: [T2] Need to check it the cam is set corredctly
  Historical mailing list - Karl
  Wed, 4 Oct 2000 06:47:35 -0700
  ...Watch #3 valves. 1st you will see the exhaust open then close. Then immediately, you will see the intake open and close. If the...
• Re: port matching intake manifolds to heads
  Historical mailing list - Scott Daniel - Shazam
  Mon, 21 Jan 2008 11:28:43 -0800
  mmmm.........i'm looking at some heads I took off a 1.9, and the relief, or pocket, for the intake valves goes right...
• Re: What company sells the best NEW heads?
  Historical mailing list - Robert Lilley
  Mon, 25 Sep 2000 17:19:47 EDT
  ...better valve control. To improve flow Polish the exhaust but not the intake port. On the intake just clean up the mismatches. DO NOT...
• Re: WBX big valve heads and flow bench results
  Historical mailing list - Todd Last
  Mon, 25 Jun 2001 00:40:42 -0700
  ...Flow bench test results1 stock AMC head intake port2 > ported and polished AMC head stock valve intake port3 Boston Bobs big > valve AMC head...
• WBX big valve heads and flow bench results
  Historical mailing list - Robert Donalds
  Sun, 24 Jun 2001 22:14:36 -0400
  ...Flow bench test results 1 stock AMC head intake port 2 ported and polished AMC head stock valve intake port 3 Boston Bobs big...
• Re: Timing tips for Idiots
  Historical mailing list - Paul Guzyk
  Fri, 27 Apr 2007 06:35:39 -0700
  ...After intake closes and both valves are closed is when you will have TDC. The intake valve for #1 is the second from the...
• valves: what's with them..?
  Historical mailing list
  Mon, 26 Jun 1995 21:43:38 -0500 (CDT)
  ...Less generally, why would a valve suddenly get tight? (the engine was rough and I found #4 intake valve had 0 gap.) Grateful for...
• Re: Rich on side, lean the other?
  Historical mailing list - Scott Daniel - Shazam
  Mon, 17 Sep 2007 20:35:02 -0700
  ...three out >four times an injector fires at a closed intake valve? And the fuel >pools >up or something until the valve opens and...
• Sequential vs batch RE: digifant injection
  Historical mailing list - pdooley
  Tue, 7 Apr 2009 00:05:34 -0400
  Even with sequential fuel injection, intake valve opening events happen so fast that by 2-3k rpm the injector is spraying part of the...
• Vacuum Line Routing
  Historical mailing list - Dave Seasholtz
  Sat, 19 Feb 2000 13:30:35 -0500
  ...The two vacume inlets on intake air distributer and on the throttle valve housing and the connections on the fuel pressure regulator,deceleration valve...
• Re: syncro manual
  Historical mailing list - Joe Wagner
  Wed, 17 Sep 1997 13:01:54 -0400
  ...It does mention a valve that was to be located back by the license plate. It was to control preheating of the intake air...
• FYI - Use Detergent Gasoline
  Historical mailing list - YauMan Chan
  Sun, 10 Jan 1999 19:35:30 -0800
  ...Gasoline containing detergents VW US Inc recommends the use of gasolines which contains detergents to keep intake valves and fuel injectors free of deposits...
• Re: Backfire thru intake ?
  Historical mailing list
  Wed, 26 Jul 1995 00:57:41 -0400
  ...The air vane in the intake box gets warped by a backfire, and then causes problems. A bad intake valve is more of a...
• Broken valves solved
  Historical mailing list - David Bayer
  Tue, 31 Mar 1998 01:31:06 -0800
  Tonite I pulled the head to find the intake valve on #3 had seized on the guide in the open position. There is a...
• Re: Timing mystery
  Historical mailing list - Robert Donalds
  Sun, 8 Jul 2001 13:02:38 -0400
  ...I have also seen when the intake valves dont close due to air in the lifters Bob [text/html]
• Re: New High Power Subaru Boxer Engines
  Historical mailing list - Stuart MacMillan
  Mon, 24 Apr 2000 15:58:32 -0700
  ...The variable intake manifold features an induction control valve that provides two intake characteristics. Below 3,700 rpm the valve remains closed to create...
• Re: Smoke after head replacement
  Historical mailing list - Dennis Haynes
  Wed, 18 Jan 2012 16:36:44 -0500
  ...I didn't adjust the valves yet, so thinking that could attribute to intake valves being open too long.
• trans lube
  Historical mailing list
  Tue, 25 Jul 1995 16:40:39 EDT
  ...I was concerned about the intake valve on #3 sitting a little lower than the other valves. Actual adjustment indicated this valve was below...
• Re: dumb fuel injection question
  Historical mailing list - Rocket J Squirrel
  Wed, 27 Jul 2011 14:32:02 -0700
  Three out of four fuel injections get squirted at a closed intake valve. What possible difference does the injector pattern make then? And what...
• Re: CO Adjusting Screw, Throttle Valve Switch Test Light Video etc.
  Historical mailing list - Scott Daniel - Turbovans
  Tue, 26 Jun 2012 19:40:43 -0700
  ...Hi, don't you test for intake leaks with spray carb cleaner ? that's the common way to find intake leaks on a running...
• Re: Bad intake valve @ 30,000 miles????
  Historical mailing list - John Rodgers
  Thu, 3 Jul 2003 22:20:09 -0500
  ...On the low cylinder only I heard obvious >leakage at the intake manifold. So the leak is through the intake valve. I >tried to...
• Re: HELP, 78 westy, 2L FI trouble (high
  Historical mailing list
  Tue, 11 Jun 1996 10:39:20, -0500
  ...Deceleration valve not closing ()block hose between it and intake air distr- if idle drops, replace decel. air valve. No speed drop>>>>> 5. Fuel...
• Re: Rich on side, lean the other?
  Historical mailing list - Michael Elliott
  Mon, 17 Sep 2007 18:56:38 -0700
  ...three out >> four times an injector fires at a closed intake valve? And the fuel >> pools >> up or something until the valve opens and...
• Re: Smoke after head replacement
  Historical mailing list - Gregg Carlen
  Sat, 14 Jan 2012 18:56:16 -0500
  ...I didn't adjust the valves yet, so thinking that could attribute to intake valves being open too long.
• Re: Removing stuck O2 sensor
  Historical mailing list - James
  Wed, 4 Feb 2015 22:14:56 -0500
  ...the intake valves in > VW engines - I've had this in CIS, Digifant and far more modern engines. > Seafoam or other intake valve cleaners...
• Re: '87 GL passenger van parts for sale
  Historical mailing list - John Rodgers
  Mon, 24 Mar 2003 16:45:53 -0600
  Birkenfeld Jeff wrote: > engine components like >heads-rockers-intake-throttle body intake boot are up for grabs, > Do you have an Idle Stabilizer Valve...
• TDC ?
  Historical mailing list - Christopher M. Smith
  Tue, 28 Jan 1997 11:27:41 -0800 (PST)
  ...All of this corresponds to the end of the compression stroke (both intake and exhaust valved closed and the pison has moved from the...
• Re: digifant injection
  Historical mailing list - Scott Daniel - Turbovans
  Mon, 6 Apr 2009 19:21:45 -0700
  things are happening fast enough, that it doesn't matter 'too much ' that each injector opening period isn't timed with the intake valve...
• FS 78-83 Air Cooled FI Systems (2)
  Historical mailing list - Stan Wilder
  Fri, 14 Jun 2002 18:05:02 -0500
  ...Electronic Control Unit (JETRONIC) s Part # 039-906-021C Auxiliary Air Valve Part # 0.280.140.101 Air Cleaner Top and Bottom with intake...
• Westy A/C Drip CURED!!
  Historical mailing list - Richard Golen
  Thu, 4 Aug 2005 13:16:11 -0400
  ...drip!! Apparently what happens is without the check valves, high pressure air from the air intakes blows the water up the drain tubes instead...
• Re: Why do I have four bent Intake valves?
  Historical mailing list - Dennis Haynes
  Thu, 7 Apr 2005 06:00:58 -0400
  ...Why do I have four bent Intake valves? I put a starter on my 86' 2.1 and... I heard some strange noises spinning...