

| Subject: | Re: Yet Another Head Pullin' Question. |
| From: | Dennis Haynes |
| Date: | Sun, 9 Feb 2014 23:54:28 -0500 |
Big difference between a wheel fitment and a cylinder head. Especially a water boxer head! Dennis -----Original Message----- From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com] On Behalf Of Larry Alofs Sent: Sunday, February 9, 2014 9:53 PM To: vanagon@GERRY.VANAGON.COM Subject: Re: Yet Another Head Pullin' Question. "you don't take 4 wheel lug nuts off leaving the last one at full torque ..right ?" Sure I do. Everybody does. Except maybe SDF :-) On Sun, Feb 9, 2014 at 8:12 PM, SDF ( Scott Daniel Foss ) < scottdaniel@turbovans.com> wrote: > I don't bother to de-torque them super carefully in order.. > but I do loosen them all evenly in several steps. > > it should be obvious that if a group of fastners are fully > loosened...the last one will have a lot of pressure on it, making it > much harder to undo. > > on ALL series of fastners ..you loosen them all in roughly equal small > steps. > > you don't take 4 wheel lug nuts off leaving the last one at full > torque ..right ? same thing here. > > > > On 2/9/2014 3:26 PM, J Stewart wrote: > >> Ooooopps, yes I did! News to me they had be de-torqued in a specific >> pattern! What damage have I done? It was the head nuts on my spare >> that weren't torqued very tight, the ones on the head in the van were >> very tight. Jeff Stewart ----- Original Message ----- >> >>> You need a thin wall 17mm socket. Now please don't tell me you >>> loosened and removed all the nuts except for an end corner! Head >>> especially on Waterboxers have to be de-torqued just the same as >>> they have to be torqued down. If they were somewhat loose than >>> either they were not properly installed or the engine was over >>> heated to the point the studs stretched and they are now garbage. >>> The head (and even the >>> case) may also warped and twisted. This will show up as internal >>> leaks with combustion gasses getting into the coolant system. >>> Dennis >>> -----Original Message----- >>> From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com] On >>> Behalf Of J Stewart >>> Sent: Sunday, February 9, 2014 5:59 PM >>> To: vanagon@GERRY.VANAGON.COM >>> Subject: Yet Another Head Pullin' Question. >>> OK, just the other night I pulled a head off my "spare " 1.9 motor, >>> and I can't for the life of me remember how I got the lower rearmost >>> head nut off. Now the scary part was, on the spare the head nuts >>> were not really tight, the ones on my 1.9 thats IN the van are. They >>> are all out except that one, I cannot get a socket on it. TIA, Jeff >>> Jeff Stewart >>> >>
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