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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 2+: 60 results shown for Lapping.

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

• Re: Fastivus
  Historical mailing list - Don Hanson
  Fri, 4 Apr 2014 06:15:44 -0700
  ...This event looks like a typical "track day" where the main focus will be the time spent lapping your vehicle on the track. Be...
• Re: 2.1 cylinders stuck to heads
  Historical mailing list - Dennis Haynes
  Tue, 25 Sep 2012 20:43:33 -0400
  ...With the cylinders out get some lapping compound and use each cylinder in the bore it will go back into to lap-clean up...
• Re: Clutch alignment tool? and Lapping compound ?
  Historical mailing list - Don Hanson
  Sat, 4 Sep 2010 21:02:06 -0700
  ...As for the head surface, I was planning on 'lapping' the head on a big flat plate surface I have using valve grinding compound...
• Re: Repairing the piting in WBX heads.
  Historical mailing list - Roger Sisler
  Tue, 31 Oct 2006 17:51:18 -0500
  ...No sweat.Where do I get lapping compound, local? I will use a stick of JB Weld, of recent vintage. Stays moist. 2 or...
• Trip Report - Westies @ Watkins
  Historical mailing list - Andrew Silliker
  Mon, 6 Oct 2003 23:03:55 -0400
  ...Eventually we rolled out on the track for our hot lapping session. I don't think that any records were set, but I believe...
• Re: Emissions: Vacuum Leak ID'd 82 aircooled westy
  Historical mailing list - Scott Daniel - Turbovans
  Wed, 18 Jul 2012 14:39:28 -0700
  ...or even hand lapping a surface to new flatness with valve grinding compound on a plate of thick glass. A magnifying glass or microscope...
• Fw: 84 Starter/Auto Trans problem?
  Historical mailing list - Karen Olson
  Tue, 2 Dec 1997 20:58:51 -0500
  ...and removed the valves and lapped them with a Sears > Craftsman lapping tool and compound. I bought a complete engine rebuild > gasket kit that...
• Re: New engine, was Re: Ecu fix addendum
  Historical mailing list - Neil N
  Wed, 1 Apr 2020 16:50:35 -0700
  ...On 4/1/20, Neil N <musomuso@gmail.com> wrote: > Reasons for wondering if head needs new parts, valve lapping: > > - engine had 250K KM...
• Re: Clutch slave cyl. replacement: What could go wrong? Well.....Friday sort of.
  Historical mailing list - Don Hanson
  Fri, 5 Sep 2014 15:16:30 -0700
  ...Same deal in my sportbike, which I don't race but I do take to the racetrack for fun lapping days....Fresh brake fluid...
• Synthetic motor oil, Superstition and Witch Trials
  Historical mailing list - Frank Grunthaner
  Sat, 27 Apr 2002 21:38:35 EDT
  ...will mate in 4 to 15 times the net piston surface lapping (translates as 4 to 15 times more miles for break-in with...
• Re: Boston Bob? or GoWesty?
  Historical mailing list - John Rodgers
  Wed, 21 Jan 2004 08:31:45 -0600
  ...in and seating of the new rings by wearing-in or lapping the surface of the cross-hatching and the face of the ring...
• Re: Synthetic motor oil, Superstition and Witch Trials
  Historical mailing list - developtrust
  Sat, 27 Apr 2002 19:00:32 -0700
  ...will mate in 4 to 15 times the net piston surface > lapping (translates as 4 to 15 times more miles for break-in with...
• Re: 1.9L cracked heads
  Historical mailing list
  Wed, 07 May 1997 02:35:30 EDT
  ...Some customers have reported back saying that what I told them was very good info and that hand-lapping definitely improved the valve and...
• What's Wrong With my Compression?
  Historical mailing list - David Kao
  Sat, 2 Jun 2007 20:56:28 -0700
  ...After lapping I checked valve seating by pouring rubbing alcohol into the combustion area (valve seated by their own weight. I made sure there...
• Re: Clutch slave cyl. replacement: What could go wrong? Well.....Friday sort of.
  Historical mailing list - SDF ( aka ;jim lahey' - Scott )
  Fri, 5 Sep 2014 12:41:48 -1000
  ...t race but I do take to the > racetrack for fun lapping days....Fresh brake fluid before every track > visit... > > For frequently changed brake...
• Re: Valve guide removal / replacement
  Historical mailing list - Herr Wibo Fichten
  Tue, 30 Mar 2004 19:39:22 -0400
  ...test with ) But I think a good clean-up and light lapping should put me back in business. I'm reproducing a response from...
• Fire! (a sob story)
  Historical mailing list - mac stricklen
  Mon, 3 Aug 1998 21:05:47 -0700
  ...No sooner is everything out when real honest-to-god flames start lapping out of the engine compartment. I began to seriously regret thinking...
• Re: Fastivus
  Historical mailing list - Marc Perdue
  Fri, 4 Apr 2014 11:29:59 -0400
  ...This event looks like a typical "track day" where the main > focus will be the time spent lapping your vehicle on the track. Be...
• Re: exhaust valve grinding
  Historical mailing list - David Kao
  Fri, 6 Jul 2007 10:08:43 -0700
  ...It amounted to just a little > > more than a "hard" lapping, IIRC. Not alot needed to be done. I was glad > > for that, because...
• Re: Originally: JLP rebuilt wbxr engines in Denver
  Historical mailing list - Scott Daniel - Turbovans
  Mon, 7 Feb 2011 09:36:10 -0800
  ...I had to spend hours hand lapping the barrels to fit into the cylinders properly, and not jam there. It worked out nicely .. but...
• Re: quick and dirty head swap
  Historical mailing list - Alistair Bell
  Wed, 22 May 2013 07:49:59 -0700
  ...The marble slab as a crude lapping plate worked quite well. I didn't take pics of a straight edge on lapped face, but...
• Re: 1985 Vanagon - small job getting bigger - please advise as to rings, valves, etc.
  Historical mailing list - Dennis Haynes
  Mon, 7 Apr 2008 08:52:08 -0400
  ...The gasket set is about >same cost for both sides as one, the rings ?>>>, the lapping process I can >handle, so why not? > >Pls...
• Lost Vanagons in the Iowa Flooding?
  Historical mailing list - Max Wellhouse
  Sun, 15 Jun 2008 10:38:48 -0500
  ...Our situation is okay too, but the school that my wife worked at last school year had water lapping up on the front door...
• Re: Fire! (a sob story)
  Historical mailing list - PATT
  Tue, 4 Aug 1998 19:28:22 -0400
  ...No sooner is >everything out when real honest-to-god flames start lapping out of the >engine compartment. I began to seriously regret thinking...
• Re: Valve guide removal / replacement
  Historical mailing list - Doug in CA
  Tue, 30 Mar 2004 21:48:00 -0800
  ...test with ) But I think a good > clean-up and light lapping should put me back in business. > > I'm reproducing a response from...
• Re: Fwd: ultimate sleeper porsche rusting van -- just for fun
  Historical mailing list - John Reynolds
  Sat, 10 Apr 2004 10:32:04 -0400
  ...GM Proving Grounds calibrated the transmission points,� Leno said. �They were lapping at 145 mph with four guys in it. Isn�t that hilarious...
• My recent engine tear-down: All is good again
  Historical mailing list - Don Hanson
  Sun, 10 Nov 2013 07:38:00 -0800
  ...I guess I spent about 2 hrs of careful (and somewhat strenuous, shoving the head back and forth) lapping on ever-finer emery cloth...
• Re: Clutch slave cyl. replacement: What could go wrong? Well.....Friday sort of.
  Historical mailing list - Dennis Haynes
  Sat, 6 Sep 2014 14:45:47 -0400
  ...Same deal in my sportbike, which I don't race but I do take to the racetrack for fun lapping days....Fresh brake fluid...
• Re: 1985 Vanagon - small job getting bigger - please advise as to rings, valves, etc.
  Historical mailing list - Scott Daniel - Shazam
  Sun, 6 Apr 2008 21:12:44 -0700
  ...The gasket set is about same cost for both sides as one, the rings ?>>>, the lapping process I can handle, so why not? Pls...
• Outer Banks NC campground nod
  Historical mailing list - William Alexander
  Mon, 11 Oct 2004 19:26:21 -0400
  ...mattress had us sleeping like king and quenn while the sound lapping against the sand 15 feet from our bumper lulled us to sleep...
• Re: Repairing the piting in WBX heads.
  Historical mailing list - Jim Felder
  Tue, 31 Oct 2006 21:36:27 -0600
  ...Dont mix the > parts up. > No sweat.Where do I get lapping compound, local? > > I will use a stick of JB Weld, of recent...
• Re: My recent engine tear-down: All is good again
  Historical mailing list - Larry Alofs
  Sun, 10 Nov 2013 15:58:21 -0500
  ...I guess I spent about 2 hrs of > careful (and somewhat strenuous, shoving the head back and forth) > lapping on ever-finer emery cloth...
• Re: Trouble getting WBX piston out
  Historical mailing list - Dennis Haynes
  Wed, 3 Oct 2012 20:47:00 -0400
  ...I also use a bit of lapping compound and lap the cylinders into the heads to get the top of the cylinders really clean...
• Re: Hydraulic lifter wear/cleaning question
  Historical mailing list - David Kao
  Thu, 12 Jul 2007 10:25:19 -0700
  ...You will know if they need to be machined after lapping the valves yourself. I did drain all lifters and repack them. They all...
• Re: quick and dirty head swap-dennis' 2 cents.
  Historical mailing list - Dennis Haynes
  Wed, 22 May 2013 22:03:26 -0400
  ...While the cylinders are out I also use them with some lapping compound the clean the heads where the cylinders have to seal. You...
• FW: New engine
  Historical mailing list - mike
  Mon, 29 Apr 2002 16:47:04 -0700
  ...will mate in 4 to 15 times the net piston surface > lapping (translates as 4 to 15 times more miles for break-in with...
• Re: My recent engine tear-down: All is good again
  Historical mailing list - Dennis Haynes
  Mon, 11 Nov 2013 02:00:20 -0500
  ...I guess I spent about 2 hrs of careful (and somewhat strenuous, shoving the head back and forth) lapping on ever-finer emery cloth...
• Re: Exhaust valve leak on fresh top end rebuild-I need a little advice
  Historical mailing list - Mike
  Wed, 2 Apr 2008 13:27:45 -0400
  ...This is what you're paying for! Hand-lapping should have discovered this defect also. The contact patterns on the valve and seat faces...
• Re: Coolant Pump Etc. Sealant. Factory?
  Historical mailing list - SDF ( aka ;jim lahey' - Scott )
  Fri, 30 May 2014 19:03:32 -1000
  ...all my motorcycle nuts > and bolts...Having something come loose while lapping a racetrack at speed > or in the middle lane of an interstate...
• Re: Trouble getting WBX piston out
  Historical mailing list - Stacy Schneider
  Wed, 3 Oct 2012 18:35:20 -0700
  ...I also use a bit of lapping > compound and lap the cylinders into the heads to get the top of the > cylinders really clean...
• Re: Smoke after head replacement
  Historical mailing list - Scott Daniel - Turbovans
  Sat, 14 Jan 2012 15:40:38 -0800
  ...either machine shop valve job or minimum of hand lapping them in. any time heads are off. if it's leaking 'nicely' at one...
• Re: Trouble getting WBX piston out
  Historical mailing list - Dennis Haynes
  Wed, 3 Oct 2012 21:52:27 -0400
  ...I also use a bit of lapping compound and lap the cylinders into the heads to get the top of the cylinders really clean...
• Re: New engine
  Historical mailing list - mike
  Mon, 29 Apr 2002 17:20:01 -0700
  ...will mate in 4 to 15 times the net piston >> surface >>> lapping (translates as 4 to 15 times more miles for break-in with...
• Re: New engine, was Re: Ecu fix addendum
  Historical mailing list - Neil N
  Wed, 1 Apr 2020 17:46:38 -0700
  ...com> wrote: >> Reasons for wondering if head needs new parts, valve lapping: >> >> - engine had 250K KM"s, maybe more, looked like it had a...
• Re: Lost Vanagons in the Iowa Flooding?
  Historical mailing list - James Fritz
  Sun, 15 Jun 2008 11:18:55 -0500
  ...school that my wife worked at last > school year had water lapping up on the front door and both > playgrounds were under water. The...
• Re: Originally: JLP rebuilt wbxr engines in Denver
  Historical mailing list - M. Jade
  Wed, 9 Feb 2011 11:07:55 -0800
  ...I had to spend hours hand lapping the barrels to fit into the cylinders properly, and not jam there. It worked out nicely .. but...
• Re: quick and dirty head swap-dennis' 2 cents.
  Historical mailing list - Stuart MacMillan
  Thu, 23 May 2013 09:13:38 -0700
  ...While the cylinders are out I also use them with some lapping compound the clean the heads where the cylinders have to seal. You...
• Re: Trouble getting WBX piston out
  Historical mailing list - Jim Felder
  Thu, 4 Oct 2012 13:14:16 -0500
  ...I also use a bit of lapping > compound and lap the cylinders into the heads to get the top of the > cylinders really clean...
• Re: AMC valves, Boston Bob
  Historical mailing list - Ken Wilford
  Tue, 26 May 2009 17:31:57 -0400
  ...That might cover your labor in removing, installing and lapping the valves but that is it. No profit. The math just doesn't work...
• Re: Trouble getting WBX piston out
  Historical mailing list - Stuart MacMillan
  Thu, 4 Oct 2012 18:09:33 -0700
  ...I also use a bit of lapping compound and lap the > cylinders into the heads to get the top of the cylinders really clean...
• Re: Originally: JLP rebuilt wbxr engines in Denver
  Historical mailing list - John Rodgers
  Wed, 9 Feb 2011 16:11:58 -0600
  ...head ..they fit so tightly. > I had to spend hours hand lapping the barrels to fit into the cylinders > properly, and not jam there...
• Re: Trouble getting WBX piston out
  Historical mailing list - Jim Felder
  Fri, 5 Oct 2012 07:20:08 -0500
  ...I also use a bit of lapping compound and lap the > > cylinders into the heads to get the top of the cylinders really clean...
• Re: A little more on Cooling problems..inline vw in Vanagon
  Historical mailing list - Scott Daniel - Turbovans
  Wed, 28 Apr 2010 12:25:46 -0700
  ...there's hand lapping them in ..but that's not that good, not compared to a 'real valve job.' I took my first car...
• Re: A little more on Cooling problems..inline vw in vanagon
  Historical mailing list - Scott Daniel - Turbovans
  Tue, 27 Apr 2010 12:18:40 -0700
  ...faces usually. ( then you might get into valve job or hand-lapping at the low end, .....which all takes time of course. ) I also...
• Re: AMC valves, Boston Bob
  Historical mailing list - Jeff
  Tue, 26 May 2009 18:17:48 -0400
  ...That might cover your labor in removing, installing and lapping the valves but that is it. No profit. The math just doesn't work...
• Re: Trouble getting WBX piston out
  Historical mailing list - Stuart MacMillan
  Fri, 5 Oct 2012 08:48:33 -0700
  ...I also use a bit of lapping compound and lap the > cylinders into the heads to get the top of the cylinders really clean...
• Re: Originally: JLP rebuilt wbxr engines in Denver
  Historical mailing list - Dennis Haynes
  Thu, 10 Feb 2011 00:03:14 -0500
  ...head ..they fit so tightly. > I had to spend hours hand lapping the barrels to fit into the cylinders > properly, and not jam there...
• Re: Smoke after head replacement
  Historical mailing list - Dennis Haynes
  Mon, 9 Jan 2012 18:16:14 -0500
  ...I pull the cylinders and use lapping compound and turn them into the heads to get both surfaces polished up ready to seal. Proper...
• Re: Originally: JLP rebuilt wbxr engines in Denver
  Historical mailing list - John Rodgers
  Thu, 10 Feb 2011 00:08:21 -0600
  ...head ..they fit so tightly. >> I had to spend hours hand lapping the barrels to fit into the cylinders >> properly, and not jam there...
• Re: AMC valves, Boston Bob
  Historical mailing list - Jake de Villiers
  Tue, 26 May 2009 15:33:43 -0700
  ...That might cover your labor in > removing, installing and lapping the valves but that is it. No profit. > The math just doesn't work...