Re: [ihc] Ignition - 'nother tid-bit

["Ryan Moore" <baradium@xxxxxxxxxxx>]

----- Original Message ----- 
From: "Tom Mandera" <tsm1@domain.elided>
To: <ihc@domain.elided>
Sent: Thursday, July 22, 2004 18:15
Subject: [ihc] Ignition - 'nother tid-bit


> Forgot to mention.. the tired 345 I removed from this truck would ping
> on 85octane with ~8deg BTDC.  Same disty, same wires, same brand plugs,
> pulling a bit less weight.
>
> Might've been carbon buildup on the piston or head creating a hot spot..
> or might've been the "quench factor"..
>

Tom, I've gotta say that this quench thing seems fairly odd to me.

Theoretically, wouldn't the distance of quench need to vary at *least* with
the size of the piston (bore) to keep proportions the same?

A set distance seems way too simple to me for something like that...

-Ryan


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