[Roadsters] head bolts

DatsunParts.com, Inc. datsunpartsdotcom at gmail.com
Thu Aug 1 09:45:13 MDT 2013


The head stud numbers you list are incorrect and are not 2000 head stud
part numbers,

Dean


On Thu, Aug 1, 2013 at 6:53 AM, <jh.bahn at verizon.net> wrote:

> Do you heave head bolts (usual case) or head studs fastened with nuts?  If
> the head has been overly milled (that would usually case come piston slap
> and head or valve damage) you might want to try studs.
>
> Head Stud
> ARP        AP5.000        7/16b  dia. 5 or 5-1/4 in. long; coarse thread
> for block and fine thread for nut
> ARP        AP5.250
> Nut
> ARP        10-APN12-1
> Washer
> ARP        10-APN1316N
>
> 'Course ARP also makes head bolts.   http://www.arp-bolts.com/
>
>
> -----Original Message----- From: jamie tousignant
> Sent: Thursday, August 01, 2013 2:30 AM
> To: datsun-roadsters at autox.team.**net <datsun-roadsters at autox.team.net>
> Subject: [Roadsters] head bolts
>
> hey anyone have experience with head bolts and washers  to take up the
> difference in a head?after being surfaced
> i have a 2litre that has compression loss after less than 1200 miles on it
> since rebuild  of  and notice the builder used washers
> under the head bolt nuts it was  5 on one and 4 on another  down to 2 in
> the
> middle  which i believe would cause the  pressure to be different
> when being tightened  ? has anyone had their studs threaded longer to
> remove
> the need to do the washer trick?
> i know you can purchase shims for the towers to take up the slack if needed
> but  am struggling to work out a solution
> for this problem
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*Dean Apostal*

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