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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 1: 50 results shown for Piston ring gaps.

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

• Re: Oil ring gap
  Historical mailing list - John Rodgers
  Tue, 19 Mar 2002 23:59:43 -0600
  ...To measure the end gap clearance, the ring was placed in the cylinder and with the piston as a pusher to keep the ring...
• Piston ring alignment...
  Historical mailing list - kenneth d lewis
  Tue, 14 Sep 1999 06:44:21 EDT
  Greetings and Salutations; What is the latest and greatest method for aligning the piston ring gaps. I was thinking oil control at twelve O...
• Re: Alternative way of reinstalling cylinder liner
  Historical mailing list - Mike Collum
  Tue, 30 Mar 2004 16:52:44 -0500
  ...then reinstall the piston after which you push the cylinder the rest of the way down. Remember that the gaps in the rings should...
• Re: Rings are stuck ...
  Historical mailing list - Scott Daniel - Turbovans
  Fri, 27 May 2011 12:29:41 -0700
  ...at their end gaps, like with a small screw driver or punch and hammer. the ring grooves in the pistons need to be in...
• Need advice inner cylinder sealing ring
  Historical mailing list - harald_nancy
  Tue, 4 Apr 2000 18:09:10 -0700
  ...with the piston pin reamer, and a small chip is missing exactly in the corner where the lower rubber sealing ring for the cylinder...
• total seal ring end gap on 95mm pistons?
  Historical mailing list - Damon Campbell
  Sun, 3 Aug 2003 16:23:24 -0700
  ...total seal rings (the second ring is gapless) and the 95mm pistons. First thing i notice is that the ring end gaps specified by...
• Re: compression
  Historical mailing list - GMBulley
  Mon, 23 Mar 1998 09:09:24 EST
  ...Pistons in #1 & #2 installed upside-down, and have worn out the cylinder walls Ring gaps not spaced correctly on installation Broken rings Burnt...
• Re: User Input: Oval's Motorsport Rebuilt Engines
  Historical mailing list - Neil N
  Mon, 2 May 2016 23:34:33 -0700
  ...The 96mm big > bore sets often have the wrong rings on them, 94mm rings on 96mm cylinders. > Huge ring gaps until the rings snap...
• Burning a lot of oil
  Historical mailing list - Mark Seifert
  Fri, 4 Jun 2004 12:49:08 -0700
  ...the piston rings, right? Well I just put new rings in recently... Someone told me that the gaps on the 2 outer rings are...
• Re: '75 top-end rebuild (cont'd)
  Historical mailing list - Sami Dakhlia
  Fri, 3 Nov 1995 17:36:03 -0600 (CST)
  ...the ring gaps for the upper *and* lower compression rings and they were all within acceptable parameters (tolerance range for new rings is 0...
• Re: More questions on lifters etc
  Historical mailing list - Scott Daniel - Turbovans
  Sat, 5 Feb 2011 10:25:47 -0800
  ...if piston clearance in the barrels checks out AND piston ring grooves spec out decently .. and ring end gapS of the new rings in...
• Re: total seal ring end gap on 95mm pistons?
  Historical mailing list - John Rodgers
  Sun, 3 Aug 2003 21:43:12 -0500
  ...total seal rings (the second ring is gapless) and >the 95mm pistons. > >First thing i notice is that the ring end gaps >specified by...
• Re: [Fwd: Re: Wind]
  Historical mailing list - mark drillock
  Tue, 19 Oct 1999 14:05:10 -0700
  It is possible to put the piston back in using a 4" hose clamp as a ring compressor. It is not easy or fun...
• Re: Need advice inner cylinder sealing ring
  Historical mailing list - harald_nancy
  Tue, 4 Apr 2000 20:54:13 -0700
  ...with the piston pin reamer, and > a small chip is missing exactly in the corner where > the lower rubber sealing ring for the cylinder...
• Re: User Input: Oval's Motorsport Rebuilt Engines
  Historical mailing list - Scott
  Mon, 2 May 2016 21:04:07 -1000
  ...The 96mm big >> bore sets often have the wrong rings on them, 94mm rings on 96mm cylinders. >> Huge ring gaps until the rings snap...
• Re: Need advice inner cylinder sealing ring
  Historical mailing list - Brent Christensen
  Tue, 4 Apr 2000 23:05:19 -0700
  ...with the piston pin reamer, and > > a small chip is missing exactly in the corner where > > the lower rubber sealing ring for the cylinder...
• Re: total seal ring end gap on 95mm pistons?
  Historical mailing list - Dennis Haynes
  Sun, 3 Aug 2003 21:19:18 -0400
  ...total seal rings (the second ring is gapless) and the 95mm pistons. First thing i notice is that the ring end gaps specified by...
• What's Wrong With my Compression?
  Historical mailing list - David Kao
  Sat, 2 Jun 2007 20:56:28 -0700
  ...When I installed the liner I did not check the ring gaps for all rings. I did not align the gaps to a Y...
• Re: why no ridge in waterboxer cylinders?
  Historical mailing list - Darrell Boehler
  Fri, 10 Jul 1998 21:12:56 -0500
  ...No ring ridge , still had factory hone marks on the cylinders, no scuff marks on the pistons, cylinders and pistons all checked like new...
• Re: User Input: Oval's Motorsport Rebuilt Engines
  Historical mailing list - Dennis Haynes
  Tue, 3 May 2016 00:54:26 -0400
  Many of the piston/cylinder sets are notorious for bad rings. The 96mm big bore sets often have the wrong rings on them, 94mm...
• Re: Need advice inner cylinder sealing ring
  Historical mailing list - harald_nancy
  Wed, 5 Apr 2000 00:31:38 -0700
  ...with the piston pin reamer, and > > > a small chip is missing exactly in the corner where > > > the lower rubber sealing ring for the cylinder...
• Re: Air cooled camshaft
  Historical mailing list - Kenneth Wilford
  Mon, 24 Mar 2008 22:45:59 +0000
  ...but the Mahle pistons and cylinders are good quality. Since you have it apart you may want to check your rings to be sure...
• Re: Mobil1 15-50 and setting a new piston ring
  Historical mailing list - JRodgers
  Sun, 8 Sep 2013 22:19:50 -0500
  ...the ring clearance in the piston ring grooves? what's the condition of the cylinder barrel walls ? how are the rings end gaps staggered...
• Does GREG'S Import Motor's Suck?
  Historical mailing list - Bulley
  Mon, 21 Jun 1999 22:14:32 -0400
  ...These are the original (100k) pistons, except one. The rings appear to be original or used, as the gaps are around 2 millimeters. The...
• Re: Best Rebuilt Engine?
  Historical mailing list - Tom Brunson
  Mon, 20 Oct 1997 23:41:59 UT
  ...I suspected a mis-fit piston, but all check out fine EXCEPT ring gaps were closely lined up at the bottom. No measurable wear...
• Re: User Input: Oval's Motorsport Rebuilt Engines
  Historical mailing list - Stuart MacMillan
  Tue, 3 May 2016 10:23:12 -0700
  ...The 96mm big bore sets often have the wrong rings on them, 94mm rings on 96mm cylinders. Huge ring gaps until the rings snap...
• Re: Mobil1 15-50 and setting a new piston ring
  Historical mailing list - Scott Daniel
  Sun, 8 Sep 2013 17:57:17 -0700
  ...the ring clearance in the piston ring grooves? what's the condition of the cylinder barrel walls ? how are the rings end gaps staggered...
• Re: User Input: Oval's Motorsport Rebuilt Engines
  Historical mailing list - Grant Johnson
  Tue, 3 May 2016 10:31:33 -0700
  ...The 96mm big > bore sets often have the wrong rings on them, 94mm rings on 96mm cylinders. > Huge ring gaps until the rings snap...
• Re: Does GREG'S Import Motor's Suck?
  Historical mailing list - Dennis Haynes
  Wed, 23 Jun 1999 23:08:18 -0400
  ...These are the original (100k) pistons, except one. The rings appear to be >original or used, as the gaps are around 2 millimeters. > >The...
• Re: What's Wrong With my Compression?
  Historical mailing list - David Kao
  Sun, 3 Jun 2007 22:05:29 -0700
  ...gaps were factory trimmed to proper gaps already. To me the risk of breaking one or more rings is too high. Handling rings is...
• Engine Vacuum Gauge Diagnotics Uses.
  Historical mailing list - mark keller
  Sat, 6 Dec 1997 12:43:14 -0400
  ...LEAKING PISTON RINGS- The guage behavior will be very much like a normal engine ie steady, but 3 to 4 inches lower, I'd...
• Re: Manifold vacuum specs?-Leak down testing
  Historical mailing list - Dennis Haynes
  Sat, 30 Dec 2006 23:26:36 +0000
  ...If you hear air leaking through the crank breather, it is getting past the pistons/rings/some leakage is normal past the ring gaps...
• Re: What's Wrong With my Compression?
  Historical mailing list - benoit
  Mon, 4 Jun 2007 08:11:32 -0400
  ...gaps were factory trimmed to proper gaps already. To me the risk of >breaking one or more rings is too high. Handling rings is...
• Re: Main bearings/rod bearings/bolts
  Historical mailing list - Open Wheel Racing
  Tue, 28 Jan 2003 04:56:52 -0600
  ...Such as cylinder walls worn out, a broken ring, ring installed upside down, ring gaps to large, etc, etc. I hope this is not...
• Re: Intermittent smoking and rough running.. Inline 4 conversion engine, long..
  Historical mailing list - Don Hanson
  Tue, 20 Mar 2007 21:26:02 -0400
  ...was off..Valve guides..or something...I even considered that the ring gaps somehow became aligned and allowed oil to "rise" into the cylinder...
• Boston Bob engines - Use caution
  Historical mailing list - -- Dan Roberts
  Mon, 15 Jan 2007 23:09:26 EST
  ...He again suggested the problem might be with internal pressure related either to tight piston rings or to a collapsed engine gases recirculation tube...
• Re: Boston Bob engines - Use caution
  Historical mailing list - Bob Donalds
  Mon, 15 Jan 2007 19:53:50 -0500
  ...He again suggested the problem might be with internal pressure related either to tight piston rings or to a collapsed engine gases recirculation tube...
• Re: Wasserleaker Head Job - What am I getting myself in for
  Historical mailing list - T.P. Stephens
  Thu, 25 Nov 1999 09:46:01 -0800
  ...If I see leakdown by the rings or pistons getting poor, I know to add a long block reman or new into the procedures...
• Re: Boston Bob engines - Use caution
  Historical mailing list - John Rodgers
  Tue, 16 Jan 2007 03:29:21 -0600
  ...He again suggested the problem might be with internal pressure related either to tight piston rings or to a collapsed engine gases recirculation tube...
• Re: Manifold vacuum specs?-Leak down testing
  Historical mailing list - Geza Polony
  Sun, 31 Dec 2006 12:10:26 -0500
  ...If you hear air leaking through the crank breather, it is getting past the pistons/rings/some leakage is normal past the ring gaps...
• Re: Boston Bob engines - Use caution
  Historical mailing list - Dave Vickery
  Tue, 16 Jan 2007 02:13:31 +0000
  ...He again suggested the problem might be >with internal pressure related either to tight piston rings or to a >collapsed engine gases recirculation tube...
• Re: Wasserleaker Head Job - What am I getting myself in for
  Historical mailing list - Frank Miller
  Thu, 25 Nov 1999 13:44:46 -0500
  ...If I see >leakdown by the rings or pistons getting poor, I know to add a long block >reman or new into the procedures...
• Re: Roadhaus - Oil Leak diagnostics
  Historical mailing list - Larry Chase
  Sun, 10 Aug 2003 09:58:19 -0800
  ...procedure, wrong cylinder hone crosshatch, component installation (ring end-gaps wrong or improperly spaced) or the piston or cylinder components themselves may be faulty...
• Re: Wasserleaker Head Job - What am I getting myself in for
  Historical mailing list - Mike Miller
  Thu, 25 Nov 1999 10:25:03 -0800
  ...If I see > leakdown by the rings or pistons getting poor, I know to add a long block > reman or new into the procedures...
• Re: Boston Bob engines - Use caution
  Historical mailing list - Ron Mueller
  Sat, 20 Jan 2007 11:44:21 -0600
  ...He again suggested the problem might > > be > >with internal pressure related either to tight piston rings or to a > >collapsed engine gases recirculation tube...
• Re: Boston Bob engines - Use caution
  Historical mailing list - Zoltan
  Tue, 16 Jan 2007 00:31:57 -0800
  ...He again suggested the problem might be with internal pressure related either to tight piston rings or to a collapsed engine gases recirculation tube...
• Re: VW supplied reman. 2.1
  Historical mailing list - Gerald Masar
  Sat, 20 Jan 2007 11:30:22 -0700
  ...He again suggested the problem might > > be > >with internal pressure related either to tight piston rings or to a > >collapsed engine gases recirculation tube...
• Re: Oil
  Historical mailing list - Woodcock, Frank
  Thu, 4 Jun 1998 09:34:07 +0100
  All the information I have read suggests the following:- Following an engine rebuild (tight piston rings and metal wearing) Flush and change oil at...
• Re: VW supplied reman. 2.1
  Historical mailing list - Dennis Haynes
  Sat, 20 Jan 2007 14:00:52 -0500
  ...He again suggested the problem might > > be > >with internal pressure related either to tight piston rings or to a > >collapsed engine gases recirculation tube...
• My on going log for this 78 x 90.5 engine (fwd)
  Historical mailing list - Gerald Skerbitz
  Mon, 17 Apr 1995 12:39:06 -0500 (CDT)
  ...Start on Pistons. Carefully clean hands and use all new towels all the time. Read instructions for awhile. Assemble piston rings with much oil...