[Healeys] 100/4 (A90) Piston Question
richchrysler at quickclic.net
Sat Dec 15 08:08:40 MST 2007
Given that the standard bore is 3.4375" and you should have a clearance
measured at the bottom of the skirt at right angles to the gudgeon (wrist)
pin of .0012" to .0018", just mike the pistons. As long as there is not
extreme scuffing you should find a meaurement somewhere around 3.4373".
----- Original Message -----
From: "Alan Seigrist" <healey.nut at gmail.com>
To: "Healey" <Healeys at autox.team.net>
Sent: Saturday, December 15, 2007 8:47 AM
Subject: [Healeys] 100/4 (A90) Piston Question
> Hi All -
> I have the rods and pistons out of the old lady and we are trying to
> determine the current bore on the car because she only needs new rings
> of the rings is broken). I can't tell if the pistons are oversized
> there are no size markings on them.
> The only thing the piston says on the top is:
> No other markings.
> Am I to assume these are Std/factory bore with these markings?
> '52 A90
> '53 BN1
> '64 BJ8
> Support Team.Net http://www.team.net/donate.html
> Healeys at autox.team.net
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