[Fot] TR3 / 4 Piston to Wall clearance

[Kas Kastner]

Were it me, I would rotate the sleeves 90 degrees hone and assemble the 
engine.
This advice is considering you cannot afford and just don't want to buy new 
sleeves for whatever reason.
----- Original Message ----- 
From: "Norlin Engineering" <norlinengineering at comcast.net>
To: "'Steven Belfer'" <colordog.1 at earthlink.net>; "'FOT'" 
<fot at autox.team.net>
Sent: Friday, October 31, 2008 10:31 AM
Subject: Re: [Fot] TR3 / 4 Piston to Wall clearance


> Steve
>
> While I can't respond with a specific recommendation for the TR, I can 
> speak
> from experience that it depends upon the type of oil you are using.  Years
> ago I had a well worn Formula Ford.  I raced it with Valvoline 20-50
> conventional oil with no problems.  I got talked into trying some 20-50
> Amsoil synthetic to reduce friction, etc.  The blow by was so great that I
> blew out all the oil from the dry sump tank in just a few laps.
>
> Jim Norlin
>
> -----Original Message-----
> From: fot-bounces at autox.team.net [mailto:fot-bounces at autox.team.net] On
> Behalf Of Steven Belfer
> Sent: Friday, October 31, 2008 9:59 AM
> To: FOT
> Subject: [Fot] TR3 / 4 Piston to Wall clearance
>
>
> I have a well used race motor in the machine shop.  It's got Hepolite
> Powermax cast pistons and 87mm sleves that have seen many races. The 
> liners
> may need a bit more than a light honing to freshen them
> up.  What would you accept as the max allowable P to W clearance? I don't
> really want to buy new liners if I don't have to.
>
>
>
> ~Steve
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