Vanagon EuroVan
Previous messageNext messagePrevious in topicNext in topicPrevious by same authorNext by same authorPrevious page (December 2015, week 5)Back to main VANAGON pageJoin or leave VANAGON (or change settings)ReplyPost a new messageSearchProportional fontNon-proportional font
Date:         Thu, 31 Dec 2015 22:43:15 -0600
Reply-To:     John Rodgers <jrodgers113@GMAIL.COM>
Sender:       Vanagon Mailing List <vanagon@gerry.vanagon.com>
From:         John Rodgers <jrodgers113@GMAIL.COM>
Subject:      Re: New engine won't turn - 2.1 WBX
Comments: To: Dennis Haynes <d23haynes57@hotmail.com>
Comments: cc: Stuart MacMillan <stuartmacm@gmail.com>
In-Reply-To:  <BAY405-EAS29C9F5A13741A8513BA995A0FF0@phx.gbl>
Content-Type: text/plain; charset=UTF-8

Yep. Plugs were out and a big bar was used to pull it through.

John On Dec 31, 2015 21:43, "Dennis Haynes" <d23haynes57@hotmail.com> wrote:

> And with "all new parts" if that includes the pistons and cylinders there > will be substantial friction there also. Yes a wrench will ne needed if all > the valves are closed. > > Dennis > > > > -----Original Message----- > From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com] On Behalf > Of Stuart MacMillan > Sent: Thursday, December 31, 2015 7:53 PM > To: vanagon@GERRY.VANAGON.COM > Subject: Re: New engine won't turn - 2.1 WBX > > Are the spark plugs out? If they are installed there will be compression > in one cylinder making the engine hard to turn without a bar and socket on > the front pulley bolt. If the rockers aren't installed there will be > compression or vacuum suction in all four cylinders, making turning > extremely difficult. Try removing the plugs and see how it turns if you > haven't. > > I assume your next step was to set the valves, but the engine wouldn't > turn so you could do that (meaning that pushrods and rockers are > installed). If so, be sure the pushrods are centered in the lifters, and > the adjusting studs are turned flush to the rocker. Leave the plugs out > until you are done. > > Stuart > > -----Original Message----- > From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com] On Behalf > Of John Rodgers > Sent: Thursday, December 31, 2015 4:28 PM > To: vanagon@GERRY.VANAGON.COM > Subject: Re: New engine won't turn - 2.1 WBX > > Will do all that. For some, there seems to be a little confusion. > > This is a brand new overhaul. All new parts except for crank and case, > which miked out well within spec. It has never even off the buildup bench. > Still isn't. Pulling it thru by hand with the heads of, it turns fine. > Free. Put the heads on fully torgued ready for installation in the van, it > won't turn. > > This has got to be a head problem and a valve problem at that. The AMC > valves that came with it were replaced with TRW valves. Seats retouched for > three faces, valves snd seats hand lapped together. There shouldn't be any > thing wrong, but there is. Still hunting for a solution. > > Will test Scott's way! > > John > On Dec 31, 2015 15:45, "SDF ( aka ;jim lahey' - Scott )" < > scottdaniel@turbovans.com> wrote: > > > super easy to check for a valve stuck in a guide. > > heck... > > a simple test, head on the bench, tap each valve stem top with a hammer. > > if it bounces back from spring operation ...valve is not stuck in guide. > > > > on the engine ..use a prybar of some sort to make sure each valve > > moves in its guide properly. > > > > besides.. > > one *always* *always* checks the smoothe operation and movement of > > ALL components every step of the way, at every opportunity. > > > > flywheel shims and bits there are good to consider of course. > > Scott > > > > On 12/31/2015 6:41 AM, OlRivrRat wrote: > > > >> Only Problem with Those Theories is that he said it Turns > >> Fine Without the Heads on ~ > >> > >> John > >> > >> Did you try to see if it would Turn Backwards @ all With > >> Heads on ~ > >> > >> > >> On 31 Dec , 2015, at 6:31 AM, kenneth wilford (Van-Again) wrote: > >> > >> I think Darrell is pointing you in the right direction. There is the > >>> thrust washer that can easily drop out of place when you install the > >>> flywheel. Or you miscalculated the thickness of the endplay shims > >>> as Darrell suggested. Either of those happen way more often than a > >>> messed up valve in a brand new AMC head (never). > >>> > >>> Ken > >>> > >>> On Thu, Dec 31, 2015 at 7:35 AM, Darrell Boehler > >>> <midwesty@gmail.com> > >>> wrote: > >>> > >>> It is easy to add not enough shim thickness on the crankshaft. > >>>> Check the crankshaft for end play. Loosen the Flywheel /torque > >>>> converter plate then see if it turns then. Been there done that. > >>>> When testing for crankshaft shim thickness it is easy to add not > >>>> enough shims because we don't tighten the the flywheel fully > >>>> during testing / adjusting. > >>>> Best of luck with your projekt Midwesty > >>>> > >>>> > >>>> On 12/31/2015 4:30 AM, John Rodgers wrote: > >>>> > >>>> Engine turns beautifully by hand on the bench. Put the new AMC > >>>> hesds on > >>>>> with all parts assembled, torque them down, and the beenengine > >>>>> won't turn. > >>>>> > >>>>> Removed the heads twice, still no joy. Sounds like a valve stuck > >>>>> in a guide to me. > >>>>> > >>>>> Any body else ever had this problem or got an educated opinion? > >>>>> > >>>>> Thanks. > >>>>> > >>>>> John > >>>>> > >>>>> > >>>>> > >>> -- > >>> Thanks, > >>> Ken Wilford > >>> John 3:16 > >>> www.vanagain.com > >>> > >> >


Back to: Top of message | Previous page | Main VANAGON page

Please note - During the past 17 years of operation, several gigabytes of Vanagon mail messages have been archived. Searching the entire collection will take up to five minutes to complete. Please be patient!


Return to the archives @ gerry.vanagon.com


The vanagon mailing list archives are copyright (c) 1994-2011, and may not be reproduced without the express written permission of the list administrators. Posting messages to this mailing list grants a license to the mailing list administrators to reproduce the message in a compilation, either printed or electronic. All compilations will be not-for-profit, with any excess proceeds going to the Vanagon mailing list.

Any profits from list compilations go exclusively towards the management and operation of the Vanagon mailing list and vanagon mailing list web site.