[Fot] Venolia Piston bore clearance

[Nick Black]

Dave
Most of the “good” forged pistons are 2168 (venolia etc).
The cheaper forged slugs are 4303 alum and don’t need quite as much clearance.
I would go with the specs you listed for your venolias.

Slapping myself
Nick in NorCal

Sent from the wilds of NorCal 

> On Feb 19, 2020, at 9:04 AM, Jason Sukey via Fot <fot at autox.team.net> wrote:
> 
> 
> Thanks Dave,
> I saw that also, but have no idea what alloy my pistons are made from.
> 
> Jason
> 
>> On Wed, Feb 19, 2020, 11:57 AM David Gott <triumphsix at yahoo.com> wrote:
>> Hi Jason,
>> 
>> They have this listed on their website:
>> 
>> PISTON CLEARANCE: With 2618 alloy, top of skirt .008 to .010. Bottom of skirt: .005 to .007". Air cooled engines usually require more clearance.
>> 
>> Now I’m not sure if they are talking about forged pistons, or otherwise.  I have forged Venolias in my TR4, and they certainly have more clearance cold than non forged pistons, if that helps.    Here’s a link:
>> 
>> http://www.venolia.com/technical.html 
>> 
>> Hope that helps!
>> 
>> Dave Gott
>> 
>> 
>> Sent from Yahoo Mail for iPhone
>> 
>> On Wednesday, February 19, 2020, 10:43 AM, Jason Sukey via Fot <fot at autox.team.net> wrote:
>> 
>> I'm looking for the recommended bore clearance for my GT6 Venolia pistons.  No answer from their phone number, and I'm seeing that they have gone out of business.  Does anyone else running Venolia's happen to have the recommended spec?
>> 
>> Thanks,
>> Jason Sukey
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